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Fieldbus components excom® user manual

1. Figure 41 li an 18 5 EG VA4055 ak qe View into the Ppt C XL i housing from the T ANNETTE xMDMMIMZM3 Ma gt j f bottom 75 130 t 184 5 40 Tae We ERE i Ee Er D22 Y jp i19 c oe E cm ME Y A 15 E 123 33 22 A cana 355 400 Figure 42 gt T 14 76 EG VA4055 cn a pa Front view without CAF HH T 4 door 3 10 90 SS SEN SE LU t 1 5 235 505 2 o ST 65 120 l 120 oim PO 25 6 14 76 365 91 435 D300398 0506 excom 3 9 Housings for the excom stations Figure 43 NE 7 d EG VA4055j f a Side view with EE i door 550 p vU Errem 4 1 130 Kk qe Et 80 t a e 40 50 i ET i la EE zan g 10 Figure 44 5 ___ 123 33 j i i Flange plate for Z EDE S NANE ean ee the EG VA4055 st pet i i 8 Soe 16
2. JOO ALANA D N O mum baa aaa no E A I_J L_ _ lt 1 ooo o n o n n n n n n O O OOOO oo o M M XE AM 0 0 00 S 00 S d a ee el UN I 00 0 n n n an t 6 00 0 jje1 3 zur 3d any co A e c e 9 ce S ce co c o ce N wo e o e e j e 00 8c g Jooq 2 23 D300398 0506 excom Safety requirements in explosion hazardous areas MT9 with one MODEX filter Figure 26 UJUJG Z Xew ayes Ajjeorsuijul x33 WWG puluJ SI dQ SNqYOId Ajddns JeM0C 9X33 ln j uu 3d Jooq B ie1 Buipjaiys 00 08 IX33 9x93 eae uoneJedeg UlUJ 7 eJnseoui peasy i O a r oo oO 9 o NA lt A
3. Recommended connection components Ordering details page Appendix 60 PROFIBUS DP cable type CABLE 451B Connector type D9T Ex excom supports 2 redundancy concepts Line redundancy flying redundancy hardware page 5 38 System redundancy hardware and software page 5 39 D300398 0506 excom 5 37 PROFIBUS DP interface Line redundancy flying redundancy hardware Line redundancy is implemented with only one single active master A second redundant master may only be installed for hot standby purposes With line redundancy the bus line is split close to the master into two redundant bus lines Two segment couplers or one SC12Ex are used for this The excom station must incorporate two gateways for this purpose Each gateway is then connected to one of the two redundant bus lines One of the gateways is active the other is in its standby mode In the following hardware circuit the gateway parameters are correctly defined with excom parameters for line redundancy page 5 61 host reserve Figure 62 Line redundancy redundancy connection PROFIBUSDP RS485 a 0 hE 7 c gt 0 9 CO o wc m 38 3 8 Lo SS E E O m A 5 38 D300398 0506 excom Redundancy System redundancy hardware and software Note System
4. KOA o jU U v RD B MIn A age oe teh Soll n n n RE 2000 2 XB lee e 0 0 D aye d J9 JIJ xepoul JO lt TM wl 6LN EJ lp 9LLIN G LIN 38S BununojN E 00 09 00 8Z 00 06 D300398 0506 excom 2 24 Installation guidelines Potential equalisation and shielding of the field circuits excom fulfills the EMC requirements for industrial applications Compliance with the applicable regulations is clearly documented by the CE mark and the EC declaration of conformity excom addi tionally fulfils the NAMUR recommendation NE21 Potential equalisation must be provided along all system parts in accordance with EN 60079 14 The excom module rack and the stainless steel field housing are directly connected electrically at the factory via an equipotential bonding conductor and are part of the equipotential bonding system The excom module rack must always be connected to the equipo tential bonding system with a conductor cross section of min 4 mm If shielded field circuit cables are used it is possible to establish a single shield connection to the shielding bar integrated in the excom module rack This must be integrated in the equipotential bonding system via a bonding conductor with a cross section of min 4 mm A Attention F or earthing and shielding in zon
5. Load curve Table 77 Load curve of the DO40Ex TEARRE a e SL 20 Uo lt 18 9 V ro 15 ey es 10 i 0 0 10 20 30 40 50 60 70 lin mA Table 78 Max Max max Ly and external inductance external capacitance C mF max Cg for Lo DO40Ex with IIC IIB 16 V DC actuators 976 1 86 976 0 5 106 976 0 2 156 1176 D300398 0506 excom 7 25 Digital modules Table 79 Max Max max Ly and external inductance external capacitance C mF max Cg for L DO40Ex with IIC IIB 24 V DC actuators 0 10 1 1 0 10 1 0 5 0 12 1 0 2 0 15 1 17 Module parameters i Note Refer to the following for the bit assignment for mode 1 DO40Ex page Appendix 9 Mode 2 DO40Ex page Appendix 26 Mode 1 In mode 1 the module has 1 parameter byte Table 80 Parameter name Meaning DO40Ex mode 1 and 2 Short circuit moni Short circuit monitoring is toring activated deactivated for all 4 channels of the module Wire break moni Wire break monitoring is toring activated deactivated for all 4 channels of the module Substitute value Depending on the parameter strategy setting either the minimum the maximum or the last valid value is set 7 26 D300398 0506 excom Digital output module for standard Exi valves Table 80 Parameter name Meaning DO40Ex mode 1 and 2 Polarity Activation or deactivation of signal inverting D300398 0506
6. 5 WIS EP NE 4 31 4 MOUNTING asensin 3 N NAN ss s nez n k bak san b ke h di 2 13 Number BUS Stalo S PU 26 P Parameters Gateway 4 kk kk kk kk 6 Power supply units 13 R Rack system eere 4 Rail mounting o ttt 3 Replacing Gateway essen nnne 2 Power supply unit 2 RESPONSE time 31 Rotation direction detection 9 S Safety requirements V Segment coupler Power supply 13 14 17 18 19 Startup behaviour 33 SUB D connector 23 oymbols Warning Attention Note 9 System approval 42 T Terminal assignment nA N 5 gt 2 MN M h MI sRsTRDDMDM 4 5 AIAOEX Al41Ex 35 a N e S A kR 16 2 05109 27 AOH4QEX 2 kk k k keke 62 Index 1 DAUE qM 14 RIS aarteen aeea 6 2 DOAOEX r Kak ke eb Kur dehors 22 nali OX e E 75 Type examination certificate 41 Types Module rack 5 W Wall mounting sseessse 3 Index 2 D300398 0506 excom TURCK WORLD WIDE HEADQUARTERS GERMANY Hans Turck GmbH am
7. 39 AIHAD EX BH RO eo oe ee ee 35 Bila ho 2 et ac ee I UU CN ee ee ee eee mee 37 A 450 corneei a eaa a a a 101 DD 38 PIA TEX TH RR RR NEUE 40 AIHA EX BH BR RR RR aara dun daka on bana da bl a ARE 42 2B DS serris MH HHHH HHHH Ra aaa 44 B al D l E 45 AOQH40EX 1H m 47 er a D 2 a AR en HHHH HEE 48 D300398 0506 excom Appendix 1 MAUER M 50 A202 WE 52 DE20 EXPsciate deae sspe tastes esM auda dE ce REI dee NE Eric MEE 54 EDEZOBCE SL Eat Ea M End ME MER MEE AME I eee oe 57 Ordering detalls iius ERE EEFERREC EEESEVAXEREREFER nuna aka KRA UU A EUR DN KE K EF Ak Ka E 60 Power Supply lS niy n eh til evet kelya KEK Hah eye Sana sey a Usa ke SE ke e Zeki elb a 61 BUS Il L l ACC c 61 Welellll sa ne ND rrr eee ee r 62 HOUS RENE PM REK vere e WR ean Rv NR ver xwin MN 63 SALE a 1M 1Q d KE Din MU uel e N a A a E a DD Dy NA 63 excom ACCESSONES sc ay n k carina ye M re ed Vi cs T ke deye W k deb dn di LA et b a dde ho dee 65 Appendix 2 D300398 0506 excom Parameters of the excom modules The parameters of the excom modules and their bit mapping can be taken from the following tables Note The default parameter settings in the tables are highlighted in bold type Parameters in mode 1 GDP1 5Ex Table 174 Byte Bit Parameter name Parameter values Paramete
8. 28 Automatic baud rate detection baud rate setting 29 Length of the bus cable depending on the baud rate 30 wage geil e iseis inihi deisi k n n b ba 31 OSD MOS unio maios i2 25530002 2350 200803 Ke kG d e kenan kn Du Mane Das RS us dad na 32 Data throughput sissanta ni ninne ERE NEEE AANA nm 33 Configuration of the gateway eee eee ee erre nnne nnn nn 35 me la el j e coscieosdis acd cosa VeRO ERR SR E re KE REN MEI EVNN NEUE RENCES FUEI RENT aa 37 Gateway redundancy cccccccssscceecseeseeeeeesseeeseeauseeesseaeeeeseseeeessassesensees 37 Line redundancy flying redundancy hardware 38 System redundancy hardware and software eesessse 39 Configuration for system redundancy kh llikk kk kk kk k kk 39 Parameterisation of the gateway LhK k kkkk kk kk kk KK KK KAKO 40 Input word for actual gateway status hk K K K lllk kk kk kK KK KK A 41 Output word for forcing redundancy switchover iuE 41 Data f rmats su s serik ku ne ne den ue baza u kl u SR ea ay Wa la kl a kl ka w ski SR N kr A HM DN u kal 43 Belal lae e MEET kbk dd 43 D300398 0506 excom 5 1 PROFIBUS DP interface 5 2 Zia P 43 B E X 5 e eda an ke Nae Seke G
9. lk nennen 61 Wining Clea ONAN r r o HH vv 62 D300398 0506 excom 8 1 Analogue modules OCHINIG AL CATA NEN NR RR TT 63 Module parameters iecit eterne edes rone Echo kak k k K k kk ima si Cose b eds 65 Measured value representation esses nennen 70 Channel specific module diagnostics sseeeseeeeesssesse 71 PUNCHONCOL MIG LEDS se E T LT 72 Modules for temperature measuring ese es 73 TIAOEx Temperature module 4 channel esesssss 73 Line compensation cold junction compensation 73 VV III CA QAI eee PM 75 SCPINIC AI CAC MERITO ND 76 Module parameters cccccccsscccseeeceseeceeceseeecseeceeeseuseeeaeeeeeseseeeeseeeeess 79 Measured value representation ccccscccssseccseeeceeeceeeeeseeeeeeeesseeeeeeeeees 82 Error indication via the status bit of the data message 82 NIGASUMING ranges a 5cx 44y 351 5 a a Tm 83 Channel specific module diagnostics l hK h idiEkk kk kk 85 Gan g a eyle n el d J LEDS RA LE E DEE E E NN 85 8 2 D300398 0506 excom Analogue modules AI40Ex Analogue input module 4 channel Figure 72 Analogue input E module AI40Ex E i ALE x TT m Hoo m E Tiii m iar say CE Af ER i u iis en BE
10. D300398 0506 excom 7 5 Digital modules Wiring diagrams Figure 67 terminal configuration connection possibilities selectable Terminal assign ment DM80Ex chamali channel 2 channel 3 channel 4 WM1 470 Q 4700 MO e 470 470 10 kQ channel 5 channel 6 channel 7 channel 8 PELE GLEE GREE EE 7 6 D300398 0506 excom Digital input modules Technical data DM80Ex Table 63 Technical data of the digital module Operating voltage DM80Ex Type Internal power consumption Inputs No load voltage Short circuit current Switching threshold OFF ON Switching frequency Short circuit Wire break Outputs No load voltage Nominal current Internal resistance Switching frequency Short circuit Wire break I S Approval Marking Max values field circuits D300398 0506 excom DM80Ex Via central power supply unit via module rack lt 2W 8 sensors according to NAMUR EN 60947 5 6 8 V DC Approx 4 mA per input 1 7 mA 1 5 mA 100 Hz R lt 367 Q 4 1 mA 0 1 mA 8 actuators 8 VDC Approx 4 mA per output 320 W lt 100 Hz Ra lt 367 W lt 0 2 mA PTB 00 ATEX 2178 I2 1 G EEx ib ia IIC T4 EEx ia IIC IIB 7 7 Digital modules 7 8 No load voltage Ug Short circuit current Max power Pg Typical curve Max internal inductance L Max internal Capacitance C Max ext
11. Front view without Sines HU 10 90 door cuo fj Sr i tais 235 56 MIT m E E 164 Td j i 48 5 174 5 174 5 174 5 685 3 6 D300398 0506 excom Stainless steel field housings EEx e Figure 39 45 EG VA6555 E 4 Side view with m door 550 04 1 pce i 159 20 amp ls l Tb Y i ele E E m d 10 zo ser zn 2045 rrr Figure 40 5 4l 1252 125 2 1252 125 2 7 1 Flange plate for PESE NN Bi ia 85000000000000000000 l Ld iee 0000000000000000 e a l Eoo OS C i la 75 emm mm ENS E ERE mU EM 29 5 33 32 32 B 05 5 14 ee uat E 15x32 480 636 Base part with drain 4 welded clips on the outside 2 mounting rails C rails on rubber padding for mounting of module racks 2 CU rails nickel plated as shielding bus for termination of cable shields M6 earthing studs welded to the inside M8 earthing studs welded to the outside The outer M8 earthing stud must be connected to the equipo tential bonding system of the installation using a cable with suffi cient cross section min 6 mm The flange plate and front cover are supplied with the
12. Table 221 Product Description Ident Ap Systems no EG VA6555 Stainless steel housing with M20 6884081 BV680222 flange plate filter 2 and module rack MT18 spring loaded termi nals Other products can be requested by using the Ordering code for the systems approved as a whole page 2 43 excom accessories Table 222 Product Description Ident excom accesso no ries BM1 Dummy module for free slots 6884036 BM PS Power supply unit cover MT18 6884044 MODEX filter Capacitor for improving startup 6884062 behaviour increasing operational reliability MODEX MODEX isolating relay EExde ia 6884069 switching terminal IIC 12 VDC 2 S 24 VDC 2 A MODEX MODEX isolating relay EExde ia 6884070 isolating relay IIC 12 VDC 2 S 24 VDC 2A Phoenix shield Shield terminal for connecting the 6900360 terminal shield to the shield bus ELST M20EX M20 venting pipe for field housing 6884033 DE V20BU TWIN Twin sealing insert for blue M20 6884075 cable gland 2 x 6 mm bushing Elastomer EG VAEX PE Earthing set for field housing 6884037 D300398 0506 excom Appendix 65 Table 222 Product Description Ident excom accesso no ries EG VAEX V08 1 M16 screw connection kit 4 x 08 6884038 for field housing EG VA4055 EG VAEX V16 1 M16 screw connection kit 4x 16 6884039 for field housing EG VA6555 EG VAEX V08 2 M20 screw connection kit 4 x 08 6884063 for field housing EG VA4055 EG VAEX V16 2 M20 screw connection kit 4 x 20
13. Both connectors are provided with a switchable terminating resistor 5 for terminating the network at the first and last bus stations Attention The PROFIBUS RS485 IS connector must not be used on non in trinsically safe PROFIBUS terminals and on the excom gateway GDP1 5EX Ident no 6884008 This may cause the destruction of the interface drivers inside the device D300398 0506 excom 5 7 PROFIBUS DP interface 5 8 Shielding concepts The PROFIBUS cable must routed and connected with appropriate shielding measures in order to prevent the effects of interference on the data transfer It should be taken into account in this respect that electrical fields can be effectively suppressed by earthing the shielding at one end However more frequently occurring magnetic fields are often only effectively protected by earthing the shielding at both ends When the shielding is earthed at both ends however it must be ensured that no equalising currents flow along the shield due to potential differences from one connection point to the other Capac itive earthing is one possible remedy for this In this the shield is not connected directly with the equipotential bonding conductor but via a capacitor The shielding concept must be adapted to the overall concept Four shielding concepts can be used and are supported by using variable shield terminals Observe the requirements stated in Shielding concepts of the fieldbus system
14. Up down Output byte 1 is analogue and controls function block B up down 0 positive frequency E up down 1 negative frequency D300398 0506 excom 9 9 Function modules Contact configuration The 16 contacts of each module on the rack are configured as follows Table 161 Contact no Assignment Contact assign ment DF20Ex F 1 Frequency input INA P Function block A 3 Frequency input IN B a Function block B 5 Direction detection input DIR A r Function block A T Direction detection input DIR B E Function block B 9 Direction output DIR_OUT A Function block A 10 11 Direction output DIR_OUT B Function block B 12 13 Zero output ZERO A Function block A 14 15 Zero output ZERO B T Function block B i Note Unused inputs outputs of an unused function block must be termi nated or the wire break short circuit monitoring function must be deactivated otherwise the measured value shows the replacement value 9 10 D300398 0506 excom DF2OEx Digital frequency counter module LED indications Table 162 LED Meaning DF20Ex F Mean ing of the LEDs 1 INA 2 DIR A 3 DIR OUT A 4 ZERO f 0 1 Hz channel A 5 IN B 6 DIR B 7 DIR OUT B 8 ZERO f 0 1 Hz channel B Parameter Mode 1 Since not all settings are covered by mode 1 the following parame ters are pre set Substitute value programming for inputs and output identical Frequency range 0 4 kHz E Norrinve
15. D300398 0506 excom 5 9 PROFIBUS DP interface Figure 51 Figure 52 Converting the RS485 signal into the RS485 IS Ex i signal The PROFIBUS interface in the hazardous area must meet the requirements of intrinsic safety The RS485 IS Ex i layer is used as excom is required for operation in zone 1 and the gateway must be isolated from the bus during operation The interface is designed in accordance with guidelines of the PNO RS485 IS working group The transmission routes of both areas must be galvanically isolated and this is ensured with the SC12Ex The data received at the RS485 interface is transferred simultane ously to the RS485 IS a interface and or the RS485 IS b interface The delay is 11 bit times The data received at the RS485 S a and or the RS485 IS b inter faces is transferred to the RS 485 interface The intrinsically safe interface that first received valid telegrams relays this on via the standard PROFIBUS interface to the master During the transmission to the master the adjacent intrinsically safe interface is disabled for further data traffic RS485 IS a RS485 RS4B6 1S a RS485 D300398 0506 excom Physical connection with SC12Ex or OC11E x Table 12 Table 13 LEDs The coupler is provided with three status LEDs for the three PROFIBUS segments 2 operation LEDs for the two power supplies and one status LED for the automatic baud rate detection Operating vo
16. Analogue modules Table 99 Parameterisation Measuring range page 8 8 to 4 20 mA or D 10 v 8 24 Channel specific module diagnostics Diagnostics data is structured according to EN 50170 part 2 Alongside the module status device specific diagnostics and the status overview slot specific diagnostics the module Al41Ex supports the following channel status indications channel specific diagnostics The channel specific status indications depend on the module parameters The Line monitoring page 8 20 parameter can be used to disable the corresponding diagnostics indications Two different parameter settings must be taken into account Error code No Meaning Standard 1 6 Line errors 2 Underrange 3 Overrange Specific 19 Module type desired configuration not known 20 Module type actual configuration not known 22 Parameter not plausible inconsistent D300398 0506 excom Analogue modules Table 100 Error code No Meaning Parameterisation Measuring Standard 1 6 Line errors range page 8 8 to 0 20 mA or 3 Overrange 0 10 v Specific 19 Module type desired configuration not known 20 Module type actual configuration not known 22 Parameter not plausible inconsistent Function of the LEDs Table 101 LED Behaviour Function LED functions n Status Red flashing Module is not configured for this slot Green flashing The module has not yet been confi
17. D300398 0506 excom 4 11 Mounting and mounting instructions D300398 0506 excom 5 PROFIBUS DP interface Physical connection with SC12Ex or OC11E x sscssnssnsenseneeneeeensenenees 3 Segment coupler SC12EXx K kk kk kk kk kak kk Ka kK KA KA KA KA KA KAK A KK KAK KK k 4 Redundant interfaces and power supply 4 4 kk ke 2 Connectors and bus termination esce 6 Shielding concepts llcsseseseeeeeeee seien nennen nnn nnn nn anna KK KK KK KK e 8 Converting the RS485 signal into the RS485 IS Ex i signal 10 uc 11 Increase of fail safe performance using redundant circuits 13 Technical data 9G 12 EX KS k kk ek kk k kk kk KK AK KRA KA KK KK A KA KIR 15 The coupler system OC1 1EX K44 kk enne 17 Fibre optic cable for transmission ccccseccceececeeeceeeeeeeeeeeeeseeeesseeeees 18 x98 e 18 Connectors and bus termination sees 18 az Delale ela o E ml Za 20 HL 21 Increase of fail safe performance using redundant circuits 22 Technical data OC11Ex 2G and OC11EXx 3G esee 24 Repeater functionality E u ee eene eene enne nennen nnn nnns 26 SUB D connector assignment for R8485 RS485 IS
18. Node 1 Bus amp ddr 2 PF i a WIS VIS1 spe tlle gle Vendor Model name Tag name Bus address ABB Profibus DPV1 Master PROF 1 F2 1 Position Module name Module type DO 4 0 O CI N O T gt T4 T9 o Modules Node 1 BusAddr 3 PROFI S DEV SL 1F2 1 NOLOCK Another double click onto positions O to 16 in the lower window section will open the PROFIBUS slave module selection window Figure 102 Module selection Profibus Slave Module selection ID P1 S5Es GDP1 5Ex C D300398 0506 excom Close Module position gt Input bytes available BE Output bytes available BE Data bytes available BE Contig bytes available 244 10 13 Configuration Then assign the individual modules to the excom station Start with the gateway on position O and then add all stations according to their actual order in the module rack i Note Even if your system is configured redundantly i e the station con tains two gateways only a single gateway has to be added to the module list The redundancy mode i e the gateway behaviour in the event of an error is then set as a gateway parameter i Note W hen configuring the excom station ensure that the order of the modules in the software s module list matches the actual order of the modules in the module rack Should this not be the case the gateway will signal the master con
19. Notes on the system approval of the RS485 IS Ex i layer 26 Shielding concepts of the fieldbus system E _i EE 28 General requirements for equipotential bonding 33 Connection of intrinsically safe field circuits sess 34 Servicing and maintenance eere eee rennen enun nun u nun uu u aa aku 35 Mar D sk u su sana qun uk kak kk E M ODER A RR KA Ak k HERD kk a kala RED ka 36 Field NOUSING S saya s k kinkin k ka kak kk ka ku k RA GR kek kaka e AR kk k uk kak A Kak AA RA WA AR KA k 37 AIMDIGNE CoTIdIl OS si DR 38 Assessment of temperature compl anlC lu kk 39 D300398 0506 excom 2 1 2 2 Safety requirements in explosion hazardous areas Notes on explosion protection certificates NN NE 41 Understanding U type approvals cccsseccseeecseeceeeeeseeseeeeeeeeeeesseeeees 41 System approval of excom field housings eene 42 Ordering code for the systems approved as a whole 43 D300398 0506 excom General safety instructions Attention The applicable national and international regulations and directives concerning the correct setup and operation of the device in explo sion hazardous areas must be observed and followed without fail This is the responsibility of the system opera
20. Analogue modules Wiring diagrams The input module Al41Ex can be connected as a passive input to a four wire measuring transducer The power supply must be provided externally The following wiring diagram shows the analogue voltage input with an external power supply for the measuring transducer Figure 76 l The analogue terminal configuration connection It input i pe j o EN channel 1 i ji ji channel 2 EN EN channel 3 EN EN hannel 4 HERI EN 8 16 D300398 0506 excom Analogue modules The following wiring diagram shows the analogue current input with LE an external power supply for the measuring transducer Figure 77 terminal configuration connection The analogue ae input Is EN ER channel 1 EN EN EN ll channel 2 EN T channel 3 ji ji T th channel 4 EN D300398 0506 excom 8 17 Analogue modules Table 94 Technical data Al41Ex Technical data Al41Ex Type Operating voltage Internal power consumption Inputs Input current Overrange Short circuit Underrange Wire break Resolution Linearity tolerance Temperature drift Rise release time S Approval Marking Max values field circuits No load voltage U Short circuit current Max power Pg Typical curve H Al41Ex Via central power supply unit via module rack lt 2W 4 analogue sensors 0 4
21. Before commencing the installation Disconnect the power supply of the device Ensure that devices cannot be accidentally restarted Verify isolation from the supply Earth and short circuit Cover or enclose neighbouring units that are live Follow the mounting instructions AWA of the device concerned Only suitably qualified personnel in accordance with EN 50 110 1 2 VDE 0 105 Part 100 may work on this device system Before installation and before touching the device ensure that you are free of electrostatic charge The functional earth FE must be connected to the protective earth PE or to the potential equalisation The system installer is responsible for implementing this connection Connecting cables and signal lines should be installed so that inductive or capacitive interference do not impair the automation functions Install automation devices and related operating elements in such a way that they are well protected against unintentional operation Suitable safety hardware and software measures should be implemented for the I O interface so that a line or wire breakage on the signal side does not result in undefined states in the auto mation devices Ensure a reliable electrical isolation of the low voltage for the 24 volt supply Only use power supply units complying with IEC 60 364 4 41 VDE 0 100 Part 410 or HD 384 4 41 S2 vi Deviations of the mains voltage from the rated value must not exceed the
22. D300398 0506 excom Mounting and mounting instructions Mounting the power supply units gateways and I O modules The power supplies gateways and the I O modules are plugged into the designated slots in the module rack They must clearly snap into the retaining clamps The power supply units must be screw fastened appropriately Figure 48 excom US D i essesi ene mms m rl Orns e e 6 L I LI e e n ke JB ones i i Note Power supply units bus couplers and the I O modules may be ex changed during operation even in zone 1 A Warning The use defective components or components suspected of being defective is not permitted D300398 0506 excom Mounting of the stainless steel field housing When mounting the stainless steel field housing please observe the following guidelines The housings must be mounted in such a way that the cable glands are located on the underside The field housings are designed to incorporate a fully assembled rack comprising the maximum number of I O modules and power supply units To ensure correct operation the inspection window of the field housing must not be damaged Ambient temperature Direct exposure to sunlight and high ambient temperatures must be avoided Ensure sufficient ventilation around the housing Compliance with protection degree IP54 The operator must ensure that at least prot
23. Inspection window Inspection window seal Housing seal Flange seal C rail Shielding busbar PTB 00 ATEX 1101U Stainless steel 1 4404 1 5 mm IP65 EN 60529 2 0 mm stainless steel plate with mounting holes and drill holes for cable glands part of the base housing Attached to the base housing via interior hinges inspection window made of safety glass and with double ward lock The M6 earthing studs are welded onto the inside ESG safety glass with seal Acrylic seal temperature resistant up to 90 C Housing cover silicone seal temperature range 20 to 130 C CR cellular caoutchouc temperature range 30 up to 120 C Section rail 25 x 10 mm material thick ness 1 5mm CU rail nickel plated 10 x 3 mm D300398 0506 excom Stainless steel field housings EEx e EG VA6555 650 x 550 x 210 mm 3 The EEx e IIC stainless steel housing with a hinged cover and inspection window visible area 570 x 80 mm is designed for inser tion of the excom module rack Table 9 Optional assemblies one MT18 rack Stainless steel two MT9 module racks field housing The EEx e and EEx i circuits must be types installed in conformity with the applicable regulations The relevant guidelines must be observed if cables cross inside the housing Version 1 Mounting holes for cable glands incl Housing with flange screw connections plate M16 incl screw 4 x M20 for supply voltage connectio
24. Meaning of the LEDs page 9 17 D300398 0506 excom 9 21 Function modules 9 22 D300398 0506 excom 10 Configuration Connection to the Siemens S7 PLC 1e rennen nnn 2 Reading in the GSD file lllsseeeeeeseeeeeeeeeee enne nennen nnns 2 Prior to starting the software esssseesssseeeeeeeeeneee nnne 2 After having started the software esseeessseessseeeeneeeeennenen 2 Selection of the excom gateway as a slave eeeee 4 Configuration of the excom station esssseeeennnnns 6 Setting the station parameters sees eene nennen nnns 7 Error diagnostics station system diagnostics when interfaced to an S7 FN SINS P UG CT m 8 Connection to ABB ACSOOP 5 p snas a uasa aus kanan n kun n uan u am RE un avan u uan u anl aa 10 Network configuration E EEmE ks kk kk KK kK KK KK KK KK KK KA KAK KK KK RR 10 GSD based SAV CS 11 Configuration of the excom station 12 Parameterisation of GSD based slaves 4 kh hk AE kk 14 Diagnostics messages of GSD based slaves ssssssss 16 D300398 0506 excom 10 1 Configuration Connection to the Siemens S7 PLC The SIMATIC Manager software package version 5 1 3 0 from Siemens is used in the following configuratio
25. PROFIBUS DP interface Slot specific diagnostics Bytes 15 to 18 of the diagnostics message contain the slot specific diagnostics 1 bit per slot module slot indicates whether there are diagnostics messages present for the respective slot If the appropriate bit is set a diagnostics entry is present for the respective slot Table 43 Byte no Bit no Slot specific diag nostics 15 0 to 5 6 and 7 16 0 to 7 17 0 to 7 18 0 1to7 b 54 Contents slot Length incl header fixed at 000100 4 Header fixed at 01 Slot 7 to slot 0 one slot per bit Slot 15 to 8 one slot per bit Slot 16 reserved D300398 0506 excom Diagnostics Channel specific diagnostics For each channel error three bytes are generated If a single channel is affected by more than one error e g overflow and HART status both are transferred successively Table 44 Byte Bit no Channel specific no diagnostics 1 0 to 5 6 and 7 2 0 to 5 6 and 7 3 0 to 4 o to D300398 0506 excom Name Slot Header Channel Coding Input output Error codes Channel type Meaning Slot number of module 0 16 fixed at 10 Contains the number of the channel to which the channel specific diagnostics message refers Module errors incl gateway are transferred as diagnostics messages to channel O 00 reserved 01 input 10 output 11 input output The list of Error codes according
26. This sign is placed next to a warning indicating the presence of a hazard This can relate to personal injury as well as to system dam age hardware and software The user should interpret this symbol as follows exercise extreme caution Attention This sign is placed next to a warning indicating a potential hazard This can relate to personal injury as well as to system hardware and software and equipment damage Note This sign is located next to general hints providing important infor mation on one or several work steps These hints may facilitate work and possibly help to avoid additional work resulting from incorrect working procedures D300398 0506 excom 0 3 How to work with this manual 0 4 D300398 0506 excom 1 System description excom Versions and optional uses of excom stations euer nena 2 Figure of an excom station cccccccccesccesseescecsceseceseceeecsesceecseeceseaeesaneenseesy 3 Module rack versions for different station sizes supply voltages and termi SEITEN TE N I 4 MT9 CO24 MT9 RO24 J J aka keka kk k kk kk nnne nenne KA KAK KA KAK kK nnns 6 MT18 C024 MT18 RO24 J K kk k kK Ke KAK KA KA KK KK A kK 7 aN O20 P 8 Technical data for all module rack VersS OS iuEE kk 9 The excom components their functions and technical data 11 excom station com
27. Zone 2 Zone 2 are locations in which an explosive or dangerous explosive atmosphere is likely to occur only rarely and for a short time Probability of the occurrence of an ignitable mixture unlikely or rarely and then only for a short time guide value 10 h a Glossary 4 D300398 0506 excom Index A AC DC conversion 16 Ambient temperature 39 B Backplane eeesssee 4 Bus address eeeseee 22 C 9 2 27 a 9 27 Condensation water 2 Contact configuration DF ZO EX Pe 2 uciccntisexiGs ame estis quiu 16 SIDE ZOEK F rosinot 10 Cover Opening 20 10 11 Power supply 19 DONS erebi ekes vare bie va be e ke esad 26 E EEX e terminals 17 Equipotential bond conductor 31 Equipotential bonding conductor 29 Error analysis U U 30 G GOL TIIS e 2 H HAL Senin an na ta 27 33 72 Hot swapping eese 27 I Inspection window 5 M Maximum expansion I O modules 25 MINI COMBICON eene 6 Modex filter 13 14 15 16 D300398 0506 excom MTI B2 a 4 31 6 7 Mounting
28. al a 0 ff i ot oU e Z lt is o2 209 5 2 E 3 o lt x js E age J E LOO 5 toe uit o L1 A zl LI ds yer ERENI Fi mm 7 ae T pe ee teens SS LIE Fi mj wl How to work with this manual PEACH OU m RM 2 Correct GDC ALON T 2 Project engineering guidelines Product installation 2 Meaning of the symbols used eeeseeeeeeeee eene nennen nnne nnne nnne nnns 3 System description excom Versions and optional uses of excom stations 2 Figure of an excom station sees 3 Module rack versions for different station sizes supply voltages and termi jr c E 4 Technical data for all module rack VersS OS uE k 9 The excom components their functions and technical data 11 excom station components at a glance seesenes 12 Supply modules REGUNACANCY cccccssecceeceesseeeceesseceeeeaseeeeeeeeeeeeensasees 13 External power supply 1 seeecseesseeeseeeee nennen nennen nennen nnns 19 Address switch and addressing ccccsseceeeeeeeeeeeeeeeeeeeseeeeeeeeeeesseeessnaes 22 PROFIBUS DP COnn SCHON ume tia oon tmc si n kk Exc QUU sx eU ax n Ex ER uada 23 Connections to the field level E u k
29. diagnostics active Wire break monitoring is inactive Gateway sends min value 3 6 mA as substitute value to host AOH40 4H In this configuration the module adds 4 HART variables to the cyclic data transfer Table 138 Parameter name Meaning AOH40Ex mode 1 Short circuit moni Short circuit monitoring is activated toring deactivated for all 4 channels of the module Wire break monitoring Wire break monitoring is activated deac tivated for all 4 channels of the module Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set Filter PT 1 Activation of the filter 8 66 D300398 0506 excom Analog HART compatible modules Table 138 Parameter name AOHAOEx mode 1 HARTS status varia bles D300398 0506 excom Meaning The auto HART status means that only those channels which are actually required to send variables will provide HART status data An ON HART status means that all four channels will provide HART status data 8 67 Analogue modules Mode 2 AOHA4OEx In mode 2 the module has 4 parameter bytes 1 byte per channel These 4 parameter bytes are transferred during the initialisation on startup Note ng T he parameters in mode 2 for the module AOHAOEx are the same as those of mode 1 However parameterisation in mode 2 always applies to a single channel and not to the entire module
30. excom 7 27 Digital modules Table 81 Bit configuration of the A bytes Table 82 Error codes 7 28 Mode 2 In mode 2 the module has 4 parameter bytes Note The parameters in mode 2 for the module DI40Ex are the same as those of mode 1 However parameterisation in mode 2 always applies to a single channel and not to the entire module Bit configuration of the output byte The values for the 4 channels of the module are assigned to bits O to 3 of the output byte Bits 4 to 7 are not assigned Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit O Output Ch 4 Ch 3 Ch 2 Ch 1 byte Channel specific module diagnostics Diagnostics data is structured according to EN 50170 part 2 Alongside the module status device specific diagnostics and the status overview slot specific diagnostics the module DO40Ex supports the following channel status indications channel specific diagnostics Error code No Meaning Standard 1 Short circuit 6 Wire break Specific 19 Module type desired configuration not known 20 Module type actual configuration not known 22 Parameter not plausible inconsistent D300398 0506 excom Digital output module for standard Exi valves Function of the LEDs Table 83 LED Behaviour Function of the LEDs Status Red flashing Green flashing Flashing green rapidly Channel Yellow Red D300398 0506 excom Function Module is not configured for this slot
31. figuration errors via the PROFIBUS diagnostics however data ex change between correctly configured modules and the master is not affected Parameterisation of GSD based slaves The slaves are parameterised by double clicking the respective module The module parameters are set via the User tab in the window Parameters Profibus Slave 10 14 D300398 0506 excom Connection to ABB ACS800F Figure 103 Parameterisation of the GSD based slave Parameters Profibus Slave Module PROFI S5 MOD Current values Beneral data Name fii 1F2_1_0 Short text Long text Module data User pPvi rs Length bytes status MSB MT18 1861 0 modules aie select BOOL disable FE M off base x 1 x nnn e n UU D300398 0506 excom 10 15 Configuration Figure 104 Standard diagnostics Figure 105 Unit related diagnostics Figure 106 Module diagnos tics 10 16 Diagnostics messages of GSD based slaves In addition to the general standard station specific diagnostics the software also provides device specific status diagnostics unit diag nostics and channel specific diagnostics module diagnostics with diagnostics messages in plain text Extended diagnostics messages are provided Diagnostic
32. mode 1 Line monitoring Line monitoring is activated or deacti vated for all 4 channels of the module Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set Filter PT1 Activation of a software filter HART status meas OFF 0 20 mA uring range Dead zero without HART status request Wire break and measuring range underrange monitoring are not active Gateway sends Min value 0 as substitute value to host OFF 4 20 mA Live zero without HART status request Wire break and measuring range underrange monitoring are active Gateway sends min value 3 6 mA as substitute value to host ON 4 20 mA Live zero with HART status request HART diagnostics active Wire break and measuring range underrange moni toring are active Gateway sends min value 3 6 mA as substitute value to host 8 44 D300398 0506 excom Analog HART compatible modules AIH41Ex 4H Table 117 AIH41Ex 4H mode 1 Parameter name Line monitoring Substitute value strategy Filter PT1 HART status meas uring range D300398 0506 excom Meaning Line monitoring is activated or deacti vated for all 4 channels of the module Depending on the parameter setting either the minimum the maximum or the last valid value is set Activation of a software filter OFF 0 20 mA Dead zero without HART status request Wire break and mea
33. E GDP 1 5 C with GSD file Trckff9f GDP 1 5 CD with GSD file Trk1ff9f D300398 0506 excom 5 39 PROFIBUS DP interface Parameterisation of the gateway Table 26 Parameter Parameter Parameter name value as text value as binary value Redundancy Mode 3 11 mode Address offset OFF 0 Address offset 0 0000000 value A Diagnostics with redundancy mode 1 and mode 3 page 5 62 Figure 63 Svstem E redundancy connection y reserve PROFIBUSDP RS485 master line reserve line segment Z 7 a excom 2 Tef LO afl z Ls gl IE E fr The triggering of a switchover by the gateway is automatic An auto matic switchover by the gateway is executed if communication is dropped on the primary line watchdog timeout or if the primary 5 40 D300398 0506 excom Redundancy Table 27 Structure of the input word Table 28 Possible status indications via the input word D300398 0506 gateway is removed The masters can also force a switchover This is carried out via the cyclic data of the gateway The cyclic data of the gateway can be used to indicate its status and to set a new status via the master Input word for actual gateway status With system redundancy configured one gateway communicates with the master assigned to it Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit O Byte 0 not used Byte 1 not used Slot active passive Slot active Meaning passive 0 0 Gatewa
34. Field housings with integrated module rack These products consist of a stainless steel housing of protection type increased safety e in which a size MT18 or MT9 module rack can be installed and fitted with different modules One or two filters are also integrated As the fieldbus housings with an integrated module rack already have system approval the user does not have to apply for individual approval of the assembled components All components have been tested and certified by separate approvals D300398 0506 excom 1 31 System description excom The system is assembled and mounted at the factory to ensure compliance with the required creepage and clearance distances Products with a general approval for the module rack MT18 C230 are available on request The product designation is based on the Ordering code for the systems approved as a whole page 2 43 The following products for size MT18 module racks are provided with spring loaded terminals for the signal connection level E EG VA6555 BV680211 E EG VA6555 BV680212 E EG VA6555 BV680221 E EG VA6555 BV680222 The following products are provided with Mini Combicon termi nals for the signal connection level E EG VA6555 BV6801 22 E EG VA6555 BV6801 21 E EG VA6555 BV6801 12 E EG VA6555 BV6801 11 The following products for size MT9 module racks are provided with spring loaded terminals for the signal connection level E EG VA4055 BV681211 E EG VA4055 BV681212
35. SC12Ex Version 2 Master 1 Master 2 redundancy T connection SC12Ex Non Ex area Ex area DP connector with integrated terminating resistor DP connector The following errors can occur The system remains functional A wire break at any point in the system Failure of a segment coupler the adjacent master detects the failure and takes over the control function E A master fails the adjacent master detects the failure and takes over the control function E fagateway of the excom station fails the redundant gateway takes over the function D300398 0506 excom Physical connection with SC12Ex or OC11E x Technical data SC12Ex Table 15 Type SC12Ex Technical data Ident no 6884047 Operating voltage 18 32 VDC Current consumption lt 200 mA Transmission rate 9 6 kBit s 1 5 Mbit s automatic detection Galvanic isolation Between PROFIBUS and 250 V supply voltage to EN 50020 Between intrinsically safe 60 V PROFIBUS and PROFIBUS to EN 50020 Between intrinsically safe 60 V PROFIBUS and supply voltage to EN 50020 Between the two intrinsically 10V safe PROFIBUS segments to EN 50020 Ex marking of the device EEx ib IIC Ex limit values in accordance U 4 2 V l 4 8 A with PNO working group RS485 IS Housing Dimensions mm 142 x 105 x 32 Hous
36. Selection 1 1 0 1 Redundancy mode 00 OFF 01 Mode 1 11 Mode 3 2 SF 3 0 Selection O 1 Selection 1 3 Power supply 0 Single 1 Redundant 4 5 Cyclic data 00 Selection O only GDP1 5Ex Default value must not be CD modified 6 7 SF2 00 Selection O 01 Selection 1 10 Selection 2 11 Selection 3 D300398 0506 excom Appendix 5 Table 175 Byte Bit Parameter name Parameter values GDP1 5Ex no no mode 1 2 Oto6 Offset value O to 124 T Address offset 0 OFF 1 ON 3 0 to 5 M HCIR WCBC Basis 0 to 63 x 100ms 6 HCIR WCBC factor 0 Basis x 1 1 Basis x 16 7 HCIR active 0 OFF 1 ON 4 Unused channels slot 1 5 Unused channels slot 2 18 Unused channels slot 15 19 Unused channels slot 16 Appendix 6 D300398 0506 excom Parameters of the excom modules DM80Ex DM80Ex S Table 176 Byte Bit Parameter name Parameter values DM80Ex no no mode 1 0 0 1 Effective direction 00 8 inputs 01 4 inputs 4 outputs 10 5 inputs 3 outputs 11 8 outputs 2 Polarity 0 Normal 1 Inverse 3 Debouncing 0 OFF 1 50 ms 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 Wire break moni 0 ON toring 1 OFF 7 Short circuit moni O0 ON toring 1 OFF D300398 0506 excom Appendix 7 Table 177 DM80Ex mode 1 Table 178 DI40Ex mode 1 Appendix 8 DM80Ex 8I DMS8OEx S 8l Byte Bit Parameter name no no 0 Oto2 Polarity 3 Debouncing 4 5 Subst
37. Substitute value input The input value of the according func tion block either adopts the value O 1 or the last valid value Direction detection Parameterisation of the direction discrimination function Debouncing of the Activation deactivation of the additional control inputs damping function of the input signals Measuring cycle Setting of the measuring cycle and the accuracy resulting therefrom Average value Number of sampling intervals for floating average forming Polarity Activation or deactivation of signal inverting D300398 0506 excom 9 13 Function modules Table 165 Non linearised values block A Counter module DF20 Ex P In this configuration the module provides a double word with counter value and status per function block Counter input The following table shows the non linearised values for the function block A Byte Bit 7 6 5 4 3 2 1 OO 0 Significance 2 290 2529 928 p 226 525 224 Meaning S OV VZ Counter status 1 Significance 27 27 2 920 919 218 217 516 Meaning Counter status 2 Significance 2 2 2 3 212 211 910 59 28 Meaning Counter status 3 Significance 272 2 2 24 2 92 2 9 Meaning Counter status S measuring value status 0 Valid measuring value 1 Invalid measuring value OV Overflow 0 No overflow E 1 Overrange Sign 0 Positive measuring value 1 Negative measuring value This also applies to function block B In this case by
38. diagnostics The channel specific status indications depend on the module parameters The Short circuit monitoring page 8 8 and Wire break moni toring page 8 8 parameters can be used to disable the corre sponding diagnostics indications Four different parameter settings must be taken into account Errorcode No Meaning Standard 1 Short circuit 6 Wire break 2 Underrange 3 Overrange Specific 19 Module type desired configuration not known 20 Module type actual configuration not known 22 Parameter not plausible inconsistent D300398 0506 excom Analogue modules Table 90 Error code No Parameterisation Measuring Standard 1 range page 8 8 to 0 20 mA 3 Connection page 8 9 to Specific 19 active 20 22 Table 91 Error code No Parameterisation Measuring Standard 1 6 range page 8 8 to 4 20 mA 2 Connection page 8 9 to 3 passive Specific 19 20 22 D300398 0506 excom Meaning Short circuit Overrange Module type desired configuration not known Module type actual configuration not known Parameter not plausible inconsistent Meaning Line errors Underrange Overrange Module type desired configuration not known Module type actual configuration not known Parameter not plausible inconsistent Analogue modules Table 92 Parameterisation Measuring range page 8 8 to 0 20 mA Connect
39. section wire ferrule Field devices 4 x 4 screw terminals per module Connection cross 0 25 1 5 mm with wire ferrule section without plastic sleeve Mini Combicon plug in terminals Slots Power supply 4 2 1 Gateway 2 2 1 I O module 16 16 8 Setting options Bus address 3 decimally coded rotary switches I S Approval PTB 00 ATEX 2194 U Marking ll 2 1 G EEx e ib ia IIC D300398 0506 excom 1 9 System description excom Table 1 Technical data of the module racks Type Power supply connec tion AC DC converter Un li Pin Power supply for station Uj Ii Pin General data Protection degree Operating temperature Relative humidity Vibration and shock testing Dimensions without mounting bracket Width in mm Height in mm Depth in mm MT18 MT18 MT9 C230 C R O24 C RO24 EEx e IIC lt 250VAC lt 5A lt 130VA lt 32 VDC lt 40V lt 11 A lt 11 A lt 100 W lt 100W IP20 20 70 C 95 at 55 C acc to EN 60069 2 according to IEC 68 2 6 and IEC 68 2 27 544 440 221 260 260 260 130 130 130 D300398 0506 excom The excom components their functions and technical data The excom system consists of power supply units gateways I O modules and module racks to accommodate all components All modules can be connected easily gateways power supply units and I O modules are simply plugged into the rack All internal conn
40. tive Gateway sends Min value 0 as substitute value to host OFF 4 20 mA Live zero without HART status request Wire break monitoring is active Gateway sends min value 3 6 mA as substitute value to host ON 4 20 mA Live zero with HART status request HART diagnostics active Wire break monitoring is inactive Gateway sends min value 3 6 mA as substitute value to host Activation of a software filter Selection of HART variables Selection of the channel number corre sponding to the HART variable 8 69 Analogue modules Table 141 AOHAOEx 8H mode 2 Table 142 Measuring value representation Table 143 Substitute values for AOH40Ex 8 70 AOH40Ex 8H In this configuration the module adds 8 HART variables to the cyclic data transfer Parameter name Parameter value Short circuit moni Short circuit monitoring is activated and toring deactivated separately for each channel Wire break monitoring Wire break monitoring is activated and Substitute value strategy SVn channel m Filter PT1 deactivated separately for each channel Depending on the parameter setting either the minimum the maximum or the last valid value is set Activation deactivation of the secondary variable n of channel m Setting the filter Measured value representation 215 214 213 212 211 210 29 28 27 26 25 24 23 22 21 20 0 25000 corresponds to 0 25 mA Measuring range 0
41. 0 OFF 1 ON 0 to 63 0 Basis x 1 1 Basis x 16 0 OFF 1 ON Appendix 23 DM80Ex DM80Ex S DM80Ex 8I DMS8OEx S 8l Table 194 Byte Bit Parameter name Parameter values DMSOEx no no mode 2 0 Parameters for channel 1 0 1 Debouncing 00 OFF 01 10 ms 10 20 ms 11 50 ms 2 Polarity 0 Normal 1 Inverse 3 Effective direction 0 Input only DM80Ex 1 Output DM80Ex S 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 Wire break moni 0 ON toring 1 OFF 7 Short circuit moni 0 ON toring 1 OFF 1 Parameters for channel 2 bit configuration identical to channel 1 2 Parameters for channel 3 bit configuration identical to channel 1 3 Parameters for channel 4 bit configuration identical to channel 1 Appendix 24 D300398 0506 excom Parameters of the excom modules Table 194 Byte Bit DMS80Ex no no mode 2 4 Bit O Bit 1 Bit 7 DI40Ex Table 195 Byte Bit DI40Ex mode 2 no no Parameter name Channel 1 Channel 2 Channel 8 Parameter name 0 Parameters for channel 1 0 1 Debouncing 2 Polarity 3 reserved 4 5 Substitute value Parameter values 0 Active 1 deactivated 0 Active 1 deactivated 0 Active 1 deactivated Parameter values 00 OFF 01 10 ms 10 20 ms 11 50 ms 0 Normal 1 Inverse 0 00 Min value strategy 01 Max value 10 Last valid value 6 Wire break moni 0 ON toring 1 OFF 7 Short circ
42. 0506 excom Parameter name A1 Line monitoring A2 Line monitoring A3 Line monitoring A4 Line monitoring B1 Line monitoring B2 Line monitoring B3 Line monitoring B4 Line monitoring A Measuring cycle A Debouncing control inputs A Direction detec tion A Substitute value output Parameter values ON OFF O ON OFF O ON OFF O ON OFF O ON OFF O ON OFF O ON OFF O ON OFF O 0 lt 300 ms 0 1 resolution 1 lt 50 ms 1 96 resolution 0 OFF 1 50 ms 00 Forwards f lt 4 kHz 01 Host controlled f lt 4 kHz 00 Terminal f 4 KHz 11 Terminal auto f 1 25 kHz 00 Min value 01 Max value 10 Last valid value Appendix 57 Table 215 DF20Ex F mode 2 Appendix 58 Byte no Bit no 6 7 4 5 6 7 2 3 4 5 6 7 Parameter name A Substitute value input A1 Polarity A2 Polarity A3 Polarity A4 Polarity reserved A Average value B Measuring cycle B Debouncing control inputs B Direction detec tion B Substitute value output B Substitute value input Parameter values 00 Min value 01 Max value 10 Last valid value 0 Normal 1 Inverse 0 Normal 1 Inverse 0 Normal 1 Inverse 0 Normal 1 Inverse 00 00 OFF 01 4 values 10 8 values 11 16 values 0 300 ms 0 1 resolu tion 1 lt
43. 0506 excom 5 47 PROFIBUS DP interface n Bit assignment in Header Byte 2 Station status 2 page 5 49 Bit assignment in Header Byte 3 Station status 3 page 5 50 m Header Byte 4 Diag Master Add page 5 51 Header Bytes 5 and 6 Ident Number page 5 51 Table 37 Bit Name Meaning Bit assignment in no Header Byte 1 Station_status_1 0 Diag Station_Non_ This bit is set by the DP master if Existent the respective slave cannot be addressed 1 Diag Station_Not_ This bit is set by the DP slave if it is Ready not yet ready for data transfer 2 Diag Cfg_Fault This bit is set by the DP slave if the configuration data last sent by the master differs from the data defined in the slave 3 Diag Ext_Diag This bit is set by the DP slave If it is set to 1 extended diagnos tics data are present in the slave specific diagnostics area Ext_Diag_Data If it is set to O it is possible that slave specific data may be present Ext Diag Data With this mechanism excom sends its status in accordance with DP V1 and the ID related diagnos tics 4 Diag Not Supported This bit is set by the slave on receiving a request that is not supported 5 Diag Invalid_Slave_ This bit is set by the DP master if it Response receives a faulty or implausible response by an addressed slave The DP slave resets this bit to O 5 48 D300398 0506 excom Diagnostics Table 37 Bit Name Meaning Bit assignment in no Header Byt
44. 1 iE i The input module AI40Ex is designed for connection of 2 wire trans ducers active input source mode passive transducer The module is provided with protection type EEx ib IIC and can thus be used in combination with excom in zone 1 The explosion pro tection type of the inputs is EEX ia IIC Channel wise parameterisation Note i T he inputs are galvanically isolated from each other Parameters such as wire break monitoring short circuit moni toring substitute value strategy etc can be set separately for each channel and are initiated exclusively by the PROFIBUS master D300398 0506 excom 8 3 Analogue modules Wiring diagrams The input module AIAOEx can be connected as an active input to a two wire transducer or as a passive input to a four wire transducer with an external power supply The following wiring diagram shows the analog input in active mode i e the connected two wire measuring transducer is powered via the signal cable The Connection parameter discribed on page 8 9 must be parameterised as active Figure 73 The analogue in terminal configuration connection put is active channel 1 channel 2 channel 3 channel 4 duininti PELE GEG EIS GEE 8 4 D300398 0506 excom Analogue modules Figure 74 The analogue in put is passive The following wiring diagram shows the analog input in passive LE m
45. 1 ON D300398 0506 excom Parameters of the excom modules AOH4OEx 1H Table 210 Byte Bit Parameter name Parameter values AOHAOEx 1H no no mode 2 0 Parameters for channel 1 0 1 reserved 00 2 3 HART status 00 OFF 0 20 mA measuring range 01 OFF 4 20 mA 10 ON 4 20 mA 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 Wire break moni 0 ON toring 1 OFF 7 Short circuit moni 0 ON toring 1 OFF 1 Parameters for channel 2 bit configuration identical to channel 1 2 Parameters for channel 3 bit configuration identical to channel 1 3 Parameters for channel 4 bit configuration identical to channel 1 D300398 0506 excom Appendix 47 Table 210 AOHAOEx 1H mode 2 Table 211 AOHAOEx 8H mode 2 Appendix 48 Byte Bit Parameter name Parameter values no no 4 Parameters for channels 1 to 4 Bit 0 1 HART variable of 00 Channel 1 channel 01 Channel 2 10 Channel 3 11 Channel 4 Bit2 HART variable 000 Primary 3 4 001 Secondary 1 010 Secondary 2 011 Secondary 3 100 Secondary 4 Bit5 reserved 000 6 7 AOH4OEx 8H Byte Bit Parameter name Parameter values no no 0 Parameters for channel 1 0 1 reserved 2 C1 SV 3 3 C1 SV 4 4 5 Substitute value strategy 6 Wire break moni toring 7 Short circuit moni toring 00 0 OFF 1 ON 0 OFF 1 ON 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 O
46. 115 230 VAC power supply redundant The following example illustrates a circuit on the MT18 C230 rack with two power supply filters PS F24Ex The filters are factory fitted on the MT18 C230 rack The two AC DC converters are connected to two separate voltage sources for redundant operation The two segment couplers are also powered The coupler system OC11Ex page 5 17 The following components are required MT18 C230 page 1 8 E 2x AC DC converter PPSA230Ex PPSA115Ex page 1 16 n 2x PSD24Ex supply module page 1 14 Figure 21 Connection on the module rack MT18 C230 el gi d C C x gt N N F N N QA Q O GO A A A RRRXEENKRESB NO3499 99910 LL oe crn E L1 230 VAC N MN L1 230 VAC N RD BK PE TT TT TT npl lek eee j i A G BD g E HERE Lo PS F24Ex 2 OC11Ex OC11Ex optional 2 18 D300398 0506 excom Installation guidelines 115 230 VAC and 24 VDC power supply redundant ae The following example illustrates a circuit on the MT18 C230 rack with two power supply filters PS F24Ex The filters are factory fitted on the MT18 C230 rack A 230 VAC voltage source is connected to the AC DC converter and a 24 VDC power supply directly to a PSD24EX power supply unit Two segment couplers are also powered here The coupler system OC11EX page 5 17 The followin
47. 20 mA per input gt 22 MA lt 5 V in live zero mode only 2 3 6 mA lt 2 mA in live zero mode only 14 bits 0 1 96 of final value 50 ppm K 50 ms 10 90 96 PTB 03 ATEX 2217 lI 2 1GD G EEx ib ia IIC T4 EEx ia IIC IIB lt 6 6 V lt 2 1 mA 3 5 mW Linear 134 Q D300398 0506 excom Analogue modules Max internal Negligible inductances L Max internal Negligible capacitances C Max external Maximum external inductance inductances L and capacitance page 8 19 Max external Maximum external inductance capacitances C and capacitance page 8 19 General data Galvanic isolation to bus and to supply Protection degree IP20 Operating temperature 20 70 C Relative humidity 95 at 55 C acc to EN 60068 2 Vibration and shock according to IEC 68 2 6 and testing IEC 68 2 27 Refer to the following table for the max external inductance and Capacitance values for the module Al41 Ex Table 95 IIC IIB Maximum external inductance and L mH C uF C uF capacitance 2 0 11 1 2 3 12 0 5 2 1 15 0 2 3 3 19 D300398 0506 excom 8 19 Analogue modules Table 96 AI4OEx mode 1 8 20 Module parameters Note Refer to the following for the bit assignment for mode 1 Al41Ex page Appendix 1 1 Mode 2 Al41Ex page Appendix 28 Mode 1 Two types of GSD files are available If you wish to parameterise your excom station in mode 1 select th
48. 23 Gateways Redundancy kk eene kk kk KAK kK KK KK KK nnns 25 I O modules OVerV W lEll kk kk nennen nennen nennen KK KK KA KA KK 25 Coding pins exchanging modules during operation 27 LEDS ana dial TO ST S Men kaia 30 Transmission rate Cycle tiMe cccccssseececeeeeeeeceeeeeeeeeeeeeeeeeeseeerenanseeeeeees 30 Overview Field housings eeeeseseeeeeeeeee kk kk nennen nnns 31 Overview Field housings with integrated module rack 31 Accessories without a slot on the module rack ssssse 33 Safety requirements in explosion hazardous areas General safety instructions ccccceeccecseeseeeceeeseceesenseeeeseaseeeeseaaeeeesenaseeeensasess 3 COMCCl OD Si ALIGIY RENTE 3 Compliance with relevant Standards cccccseccccssceeceeeeeceeeeecseesessaueessaeeeesaass 5 Installation gui del l S uEi Ek kk kk KK kK KA nennen 6 Connection to the PCS or PLO 2 cccccccssscecesseeceeuseceeuseeceeeeseeeeesssuseessaaes 6 Connection of peripheral field devices eeeeeeeeeseeeeereeeene 7 Provisions for usage in zones 1 and 2 cceeececeeeeeeeeeeeeeeeeeeseeeeeeaeeeesaeeeeenes 7 Mounting guidelines TETTE E E 7 gel SIO OEY NO T a E E 8 Cable CONNECTIONS ETT ek yan d na ar el dar n del es ne b la vebi 9 Example wiring diagrams for the power
49. 3 Mo dul te Si a Fo 5 Mounting the power supply units gateways and I O modules 8 Mounting of the stainless steel field hOUS h M Eu kk 9 Ambient temperature s dr cut sc sentveceua bihdk n kani Ei b l ane Capuc au Ped VE G eR xak Tai 9 Compliance with protection degree IP54 eeeeeesseeeess 9 Additional temperature verification cccccccseccceeccesececsececeeeesueeseeeeseeeesaes 9 Connecting and wiring the excom stations 10 System extension or replacement of modules uu ZE 11 PROFIBUS DP interface Physical connection with SC12Ex or OC11ExX eeeeeeeeeeeseeeeeeennn 3 Segment coupler SC12EX ccccccesceccesceeceneecceeeeeeceuseeceueeecegeeeseueeeseuseessaaes 4 The coupler system OC1 1EX esee enne nnne nnn nnns 17 Repeater functionality eesseeeeee kk kk kk kk nenne nenne nnns 26 SUB D connector assignment for R8485 RS485 IS 28 Automatic baud rate detection baud rate setting 29 Length of the bus cable depending on the baud rate 30 D300398 0506 excom System schematic eessunes cpuonEodin tune kk S kk KE kK m KAK KK KAKA KK KA KK KK KA 31 OAD FINS reroereoe prp A 2n 32 Data SNOW MO UI eL 33 Configuration of the gateway cscccccccsseseeeeeseeeeeeeeeeeee
50. 6884064 for field housing EG VA6555 PCS7 DRIVER VSA Driver for Siemens Process 6884045 Control System PCS7 version 4 PCS7 DRIVER VS5_ Driver for Siemens Process 6884035 Control System PCS7 version 5 V16PA BU EX Cable glands M16 blue 6884025 V20PA BU EX Cable glands M20 blue 6884049 V20PA BK EX Cable glands M20 black 6884026 VS16PA EX M16 screw plug 6884029 VS20PA EX M20 screw plug 6884030 GM16 Lock nut for M16 screw connec 6884027 tion GM20 Lock nut for M20 screw connec 6884028 tion VST V16EX Blanking plug for M16 cable 6884031 glands VST V20EX Sealing plugs for M20 screw 6884032 connection VSTS22 22 mm socket spanner for M16 6884043 screw connection Appendix 66 D300398 0506 excom Ordering details Table 222 Product Description Ident excom accesso no ries VSTS27 27 mm socket spanner for M20 6884073 Screw connection CABLE 451B Blue Profibus DP cable material 6914367 TPE with trailing capability D9T EX Sub D connector for connection 6890938 of the gateway GDP1 5 in the explosion hazardous area D9T RS485l1S Sub D connector for connecting 6890944 intrinsically safe RS485 IS terminal of the segment coupler SC12Ex D9T RS485 Sub D connector for connecting 6890942 non intrinsically safe RS485 terminal of the segment coupler SC12Ex D300398 0506 excom Appendix 67 Appendix 68 D300398 0506 excom Glossary Category ia Category ia indicates that the intrinsic
51. 926 60 W PTB 00 ATEX 2193 lI 2 G EEx ib e IIC T4 60 V 1 x green 1 x green Complete IP50 20 70 C 95 at 55 C acc to EN 60068 2 According to IEC 68 2 6 and IEC 68 2 27 Flange 4 x M4 screws 45 x 155 x 106 System description excom AC DC converter PPSA23OEx PPSA115Ex For115 230 VAC power supply AC DC conversion of mains voltage to DC voltage 24 VDC Use on the module rack MT18 C230 Can only be used with a downstream power supply module PSD24Ex Figure 7 PPSA230Ex and PPSA115Ex The power supply modules PPSA230Ex and PPSA115Ex are used for the converted power supply of the excom systems Each PPSA230Ex or PPSA115Ex power supply module has a standard PSD24Ex power supply unit connected behind it The external supply is connected via EEx e terminals on the module rack 1 16 D300398 0506 excom The excom components their functions and technical data Attention The EEx e terminals must not be accessed under live conditions They are located under a protective cover They may only be opened after the system power has been securely disconnected and thus turned off To open the cover the modules must first of all be re moved from their slots The AC DC converters feature combined protection type EEx m and EEx e and are thus suitable for use in zone 1 They are integrated in a fully encapsulated protective aluminium housing The supply voltage is 23
52. A single power supply unit is sufficient for correct system operation Redundant power supply units increase availability D300398 0506 excom System description excom PSD24Ex supply module Power supply unit for 24 VDC supply Figure 6 PSD24Ex The power supply module PSD24Ex is designed to power all excom components up to a fully assembled system The power supply unit is provided with combined type EEx m EEx e and EEx i protection and is thus suitable for use in zone 1 The power supply is integrated in a fully encapsulated protective aluminium housing The supply voltage of the PSD24Ex is 18 32 VDC The external supply is connected via EEx e terminals on the module rack Attention A F he EEx e terminals must not be accessed under live conditions They are located under a protective cover They may only be opened after the system power has been securely disconnected and thus turned off 1 14 D300398 0506 excom The excom components their functions and technical data Table 3 Technical data PSD24Ex Technical data PSD24Ex Type Supply voltage External Power output I S Approval Marking U LEDs Operational readiness Power supply General data Galvanic isolation Protection degree Operating temperature Relative humidity Vibration and shock testing Mounting Dimensions W x H x D mm D300398 0506 excom PSD24Ex 18 32 V DC Ripple W lt 10
53. AOH40Ex 4H In this configuration the module also provides 4 HART variables for cyclic data transfer and the standard 8 bytes for channels 1 to 4 Table 139 Parameter name Meaning AOHAOEx 4H mode 2 Short circuit moni Short circuit monitoring is activated and toring deactivated separately for each channel Wire break monitoring Wire break monitoring is activated and deactivated separately for each channel Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set SVn channel m Activation deactivation of the secondary variable n of channel m Filter PT1 Setting the filter 8 68 D300398 0506 excom Analog HART compatible modules AOH40Ex 1H In this configuration the module adds 1 HART variable to the cyclic data transfer Table 140 Parameter name AOHAOEx 1H mode 2 Short circuit moni toring Wire break monitoring Substitute value strategy HART status meas uring range Filter PT1 HART variable HART variable of channel D300398 0506 excom Meaning Short circuit monitoring is activated and deactivated separately for each channel Wire break monitoring is activated and deactivated separately for each channel Depending on the parameter setting either the minimum the maximum or the last valid value is set OFF 0 20 mA Dead zero without HART status request Wire break monitoring is inac
54. B featuring the following specific inductances and capacitances L R ratio x 15 uH W Capacitance lt 250 nF km A Warning C ables other than those specified must not be used When using flexible cables the litz wire cross section must be at least 0 2 mm The cable ends must be protected against splicing by means of ferrules Based on the intrinsically safe RS485 fieldbus system each bus station is individually approved within the scope of the system approval D300398 0506 excom 2 27 Safety requirements in explosion hazardous areas 2 28 In this context there is no reference to an individual approval of a separate system Each bus station approvals merely refers to the RS485 fieldbus system with the marking SYST EEx ib IIC IIB In order to verify intrinsic safety it is only necessary to ensure that all bus stations use the same bus system with the defined cables that the total current does not exceed the certified value of 2 66 A and that the spec ified voltages of Ug lt U are observed Shielding concepts of the fieldbus system The RS485 IS Ex i fieldbus cables must be protected against inter ference by means of a suitable shielding concept that is adapted to the overall system The following requirements must be fulfilled in all cases Warning There should be no equalising currents across the shield cable D300398 0506 excom Installation guidelines Figure 28 Har
55. Combicon terminals D300398 0506 excom Appendix 63 Table 221 Systems Appendix 64 Product EG VA4055 BV681211 EG VA4055 BV681212 EG VA6555 BV6801 11 EG VA6555 BV6801 12 EG VA6555 BV680121 EG VA6555 BV680122 EG VA6555 BV680211 EG VA6555 BV680212 EG VA6555 BV680221 Description Stainless steel housing with M16 flange plate filter 1 and module rack MTS spring loaded terminals Stainless steel housing with M20 flange plate filter 1 and module rack MTS spring loaded terminals Stainless steel housing with M16 flange plate filter 1 and module rack MT18 Mini Combicon termi nals Stainless steel housing with M20 flange plate filter 1 and module rack MT18 Mini Combicon termi nals Stainless steel housing with M16 flange plate filter 2 and module rack MT18 Mini Combicon termi nals Stainless steel housing with M20 flange plate filter 2 and module rack MT18 Mini Combicon termi nals Stainless steel housing with M16 flange plate filter 1 and module rack MT18 spring loaded termi nals Stainless steel housing with M20 flange plate filter 1 and module rack MT18 spring loaded termi nals Stainless steel housing with M16 flange plate filter 2 and module rack MT18 spring loaded termi nals Ident no 6884084 6884085 6884089 6884088 6884087 6884086 6884078 6884079 6884080 D300398 0506 excom Ordering details
56. DP interface Technical data OC11Ex 2G and OC11Ex 3G Table 19 Type OC11Ex 2G OC11Ex 3G Technical data Ident no 6890423 6890424 Operating voltage 18 32 VDC 18 32 VDC Current consump lt 100 mA 100 mA tion Transmission rate 9 6 kBit s 1 5 Mbit s automatic detection Galvanic isolation Between 60 V 60 V PROFIBUS and supply voltage to EN 50020 Ex marking of the PTB 05 ATEX 2051 X PTB 05 ATEX 2052 X device EEx e mb ib Ex opis IIC ib opis IIC T4 PTB 05 ATEX 2053 X EEx nA II T4 Ex limit values in Us 4 2 V l 4 8 A accordance with PNO working group RS485 IS 5 24 D300398 0506 excom Physical connection with SC12Ex or OC11E x Housing Dimensions mm Housing material Cover material Protection degree Ambient tempera ture D300398 0506 excom 75 x 105 x 32 Anodized aluminium FR4 grey IP20 20 70 C 5 25 PROFIBUS DP interface 5 26 Repeater functionality If a network consists of more than 32 stations one or several repeaters must be used Repeaters physically condition the signal by regenerating the signal amplitude and phase Repeaters divide up the network into individual segments One network can only take 32 stations Repeaters with the exception of diagnostics repeaters do not have their own bus address Although SC12Ex and OC11Ex belong to these so called transparent bus stations they each represent a physical station that must be
57. How to work with this manual Introdu CHON rm aA A 2 Gorrect operatii s s sk kyk ka ssisaka aka l k kakaniya k n kuz daah adara kak a Waki den k na kk d k dik 2 Project engineering guidelines Product installation 2 Meaning of the symbols used kama uan ana ne nnn nnne 3 D300398 0506 excom 0 1 How to work with this manual Introduction A Attention Y ou should always read this section because safety in dealing with electrical equipment should not be left to chance This manual contains all information pertaining to safe and proper operation of excom products It specifically addresses trained and qualified staff that have the appropriate technical knowledge Correct operation A Warning T he devices described may only be used in applications specified in the context of this manual or in the associated individual technical device descriptions and in conjunction with approved external de vices and components Correct and safe operation of the devices relies on proper transport and storage correct installation and setup as well as careful opera tion and maintenance Project engineering guidelines Product installation A Warning T he relevant safety and accident prevention regulations of the spe cific application must be observed without fail 0 2 D300398 0506 excom Meaning of the symbols used E Warning
58. Observe the General requirements for equipotential bonding page 2 33 Figure 29 Hard earthing on the supplying device capaci tive earthing of all bus stations Jl l Shield ra fe eee excom excom 2 30 D300398 0506 excom Installation guidelines S9 Theconnection at the supplying device has a capacitive earth the connections of all bus stations in the segment have a hard earth An equipotential bonding conductor parallel to the fieldbus between the supplying device and the first bus station is not necessary All other bus stations must be provided with an interconnected equi potential bonding conductor that is routed parallel to the fieldbus to prevent equalising currents from occurring on the shield cable This shielding concept only meets a few requirements and must be checked very closely Observe the General requirements for equipotential bonding page 2 33 Figure 30 Capacitive earth ing on the supply ing device hard earthing of all bus stations l l l l l l l Shield l Data line l l l l l excom excom D300398 0506 excom 2 31 Safety requirements in explosion hazardous areas 4 Theconnection at the supplying device has a capacitive earth the connections of all bus stations in the segment likewise have a capacitive earth An equipotential bon
59. Oto 10V 4 to 20 mA 2to10V Max value 0 to 20 mA A to 20 mA and O to 10 V 2 to 10 V Last valid value Substitute value strategy Min value Max value Last valid value excom Type DI Type AI Numerical value 3600 1800 22000 and 10500 XXXXX Type DO Normal 0 0 1 1 0 1 0 1 Type AO Physical value 0 mA 3 6 mA 22 mA XX XXX Type DI Type DO Inverse 0 0 1 0 1 0 5 59 PROFIBUS DP interface 5 60 Note In the event of an error the status bit if existent or enabled is set to 41 7 The following errors will lead to the setting of substitute values Input modules substitute value is transferred to the host system Wire break Short circuit Measuring value underrange Measuring value overrange Missing module Removed module Internal communication interrupt CAN Output modules substitute value is transferred to the periphery External communication interrupt PROFIBUS Internal communication interrupt CAN Removed gateway D300398 0506 excom Diagnostics excom parameters for line redundancy excom is set to redundant operation via the gateway parameters Redundancy mode Address offset and Address offset value Figure 64 X Redundancy p aram eter S Parameters z Ziq Station parameters EH Device specific parameters amp prm mode amp grid frequency amp analog data format s
60. The module has not yet been configured by the gateway The gateway has not sent any output data The master is not yet in data_exchange after configura tion Channel switched Channel error wire break short circuit 7 29 8 Analogue modules Analogue modules xXskkkkklkkkkkkkkkkkkkkkk kaka kk RD OR RERO BUR REID RR ER RR RR DRE 3 AI40Ex Analogue input module 4 channel Eu UU 3 Channel wise parameterisation cccccccsececcesseeeceeseeceeeeeseeeeseeeeeeseeeees 3 Wiring diagrame TP 4 xli einesc m E 6 Module parameters cccseccceecccsscceseeceececaeeceaecceaeeesaeeeseeeeseesenseessaeessaes 8 Measured value representation ccccecccsseeceseeeeececeeeeeseeeeeeeesseeeeeeeeees 11 Channel specific module diagnostics sseeeeeeeeeeesssse 12 Function OF the LEDS qm 14 Al41Ex Analogue input module 4 channel sess 15 Wiring diagrams TE 16 ani ey lle n qm 18 Module parameters h kaka kaka kk kak kK AKA KA AK AK KK A sans 20 Measured value representation sess 22 Channel specific module diagnostics seeeseseeeesssssse 24 Function of the LEDS 1 lecseeeseeeseeeeseeee nennen nennen nnn nnn nnns 25 AO4OEx Analogue outp
61. base D300398 0506 excom 3 7 Housings for the excom stations Table 10 Stainless steel field housing types 3 8 EG VA4055 400 x 550 x 210 mm EEx e IIC stainless steel housing with a hinged cover and inspection window visible area 300 x 80 mm designed to incorporate the excom module rack Optional assemblies Version 1 Housing with flange plate M16 incl screw connections EG VA4055 M16 k Version 2 Housing with flange plate M20 incl screw connections EG VA4055 M20 k Version 3 Housing with blanking plate empty EG VA4055 BLD U one MT9 rack The EEx e and EEx i circuits must be installed in conformity with the applicable regulations The relevant guidelines must be observed if cables cross inside the housing Mounting holes for cable glands incl screw connections 4 x M20 for voltage supply EEx e IIC black 4x M16 for bus cables EEx e IIC blue 1 x M20 for venting pipe 32 x M16 for signal lines EEx e IIC blue Mounting holes for cable glands incl screw connections 4 x M20 for voltage supply EEx e IIC black 4 x M20 for bus cables EEx e IIC blue 1 x M20 for venting pipe 32 x M20 for signal lines EEx e IIC blue Mounting holes for cable glands can be positioned as required by the customer D300398 0506 excom Stainless steel field housings EEx e Dimension drawings EG VA 4055
62. connector for PROFIBUS RS485 IS Rotary coding switches for setting the network address PROFIBUS DP address page 1 22 Spring loaded terminals for connecting the I O level the module rack MT9 R024 is provided with plug in MINI COMBICON terminals G Slot for a gateway H Slots for up to 8 I O modules gateway m 0 U gt Ti 1 6 D300398 0506 excom Versions and optional uses of excom stations MT18 C024 MT18 RO24 The following figure shows the module rack MT18 C024 The only difference between module rack MT18 R024 and the module rack illustrated is that the type of connection terminals used are designed as plug in MINI COMBICON terminals F Figure 3 Module rack MT18 C024 O U gt e e LES Ile ie HE 2 n Li T T Two slots for 24 VDC supply modules EEx e connection area including cover of the EEx e screw terminals for power supply Link for possible earthing of the cable shield of the data line Two 9 pole SUB D connectors for PROFIBUS RS485 IS Increase of fail safe performance using redundant circuits page 5 13 Rotary coding switches for setting the network address PROFIBUS DP address page 1 22 Spring loaded terminals for connecting the I O level the module rack MT18 R024 is pro vided with plug in MINI COMBICON terminals Slots for two gateways Increase of fail safe performance using redundant circuits page 5 13 Slots for up to 16
63. detection baud rate setting The start delimiter of the PROFIBUS telegrams is evaluated for automatic baud rate detection Three valid start delimiters must be received in succession before detection is activated All received telegrams undergo a plausibility check by means of the start delim iter The baud rate detection complies with the state machine described in EN 50170 and is started after a reset A reset is executed and the baud rate is detected again if no more telegrams are received at the interfaces for 1 7 s Alternatively the baud rate used can be set permanently via a rotary switch Table 21 Baud rate Rotary switch position Position O Position 1 Position 2 Position 3 Position 4 Position 5 Position 6 Position 7 Position 8 Automatic baud rate detection 9 6 kBaud 19 2 kBaud 45 45 kBaud 93 75 kBaud 187 5 kBaud 500 kBaud 1 5 MBaud not used not used Position 9 D300398 0506 excom 5 29 PROFIBUS DP interface Table 22 Baud rate and bus length 5 30 Length of the bus cable depending on the baud rate The following table shows the maximum length of the bus cable or the bus segment in relation to the baud rate Baud rate 9 6 kbps 19 2 kbps 45 45 kbps 93 75 kbps 187 5 kbps 500 kbps 1 5 Mbps most frequent type Bus segment length of bus cable 1 200 m 1 200 m 1 200 m 1 200 m 1 000 m 400 m 200 m D300398 0506 excom Physical connection with SC12
64. examination certificate Important safety relevant connection values E CE mark a Manufacturer marking 2 36 D300398 0506 excom Field housings If the system is installed in zone 1 it must be mounted in a specially approved EEx e field housing with protection rating IP54 or higher Note In zone 2 an EEx e type housing is not mandatory so that it is suffi cient to integrate the system into an IP54 field housing meeting the requirements of EN 60079 15 It is the customer s responsibility to enclose the system as stated in the manual in an appropriate housing meeting the requirements of EN 50014 Alternatively it is possible to order a factory assembled system in an appropriate field housing to ensure that protection type IP54 is fulfilled The module rack MT9 is integrated into the field housing type EG VA4055 whereas the module rack MT18 is enclosed in the field housing EG VA6555 The field housings EG VA4055 and EG VA6555 come with differently punched flange plates The holes are suitable for cable glands supplied by Hummel and venting pipes from TBK The following components are used Table 6 Type Approval Approved cable entry fittings Cable entry fitting HSK K Ex DMT 02 ATEX E047 X Hummel Sealing plugs HSK V Ex BVS 03 ATEX E 298 X Hummel Venting pipes DBELO112 PTB 00 ATEX 310
65. excom DI40Ex Via central power supply unit via module rack lt 2W 4 sensors according to NAMUR EN 60947 5 6 8 V DC Approx 4 mA per input 1 8 mA 1 3 mA lt 50 Hz Ra lt 367 W lt 0 1 mA PTB 00 ATEX pending I2 1 G EEx ib ia IIC T4 EEx ia IIC IIB lt 8 7 V lt 8 8 mA 106 mW Linear Negligible Digital modules Table 70 max Lg and max C for DI40Ex Max internal capacitance C Max external inductance Lo Max external Capacitance C General data Galvanic isolation Protection degree Operating temperature Relative humidity Vibration and shock testing Negligible max Ly and max C for DIAOEx page 7 16 max Ly and max C for DI40Ex page 7 16 complete IP20 20 70 C 95 at 55 C according to EN60068 2 according to IEC 68 2 6 and IEC 68 2 27 Refer to the following table for the max external inductance L and max external capacitance C values for the excom module DI40Ex Max external inductance Lo mH 0 5 0 2 Max external capacitance C mF IIC IIB 0 9 5 1 1 1 6 1 1 3 7 3 1 7 8 6 D300398 0506 excom Digital input modules Module parameters Note Refer to the following for the bit assignment for mode 1 DI40Ex page Appendix 8 Mode 2 DI40Ex page Appendix 25 Mode 1 In mode 1 the module has 1 parameter byte Table 71 Parameter name DI40Ex mode 1 Short ci
66. for channel 4 bit configuration identical to channel 1 4 reserved 00000000 D300398 0506 excom Appendix 29 AIH40Ex Table 200 Byte Bit Parameter name Parameter values AIHAOEx no no mode 2 0 Parameters for channel 1 0 1 Filter PT1 00 OFF 01 0 1 s 10 2 6 s 11 29 2 s 2 3 HART status 00 OFF 0 20 mA measuring range 01 OFF 4 20 mA 10 ON 4 20 mA 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 Wire break moni 0 ON toring 1 OFF 7 Short circuit moni 0 ON toring 1 OFF 1 Parameters for channel 2 bit configuration identical to channel 1 2 Parameters for channel 3 bit configuration identical to channel 1 3 Parameters for channel 4 bit configuration identical to channel 1 4 reserved 00000000 Appendix 30 D300398 0506 excom Parameters of the excom modules Table 201 AIHAOEx 4H mode 2 AIH40EX 4H Byte Bit no Parameter name no Parameters for channel 1 0 1 Filter PT1 2 C1 SV3 3 C1 SVA 4 5 Substitute value strategy 6 Wire break moni toring 7 Short circuit moni toring Parameter values 00 OFF 01 0 1 s 10 2 6 s 11 29 28 0 OFF 1 ON 0 OFF 1 ON 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF Parameters for channel 2 bit configuration identical to channel 1 Parameters for channel 3 bit configuration identical to channel 1 Paramet
67. incl header fixed at 001001 9 6 to 7 Header Code for status diagnostics fixed at 00 7 Oto7 Status Type Diagnostics block contains module status fixed at 0x82 D300398 0506 excom 5 51 PROFIBUS DP interface Table 42 Byte Bit no Name Meaning Status diagnostics mo 8 Oto7 Slot number fixed at 0 Gateway 9 1to0 Status specifier 00 No further distinction 01 Status coming 10 Status going 11 reserved 2to 7 reserved 5 52 D300398 0506 excom Diagnostics Table 42 Byte Bit no Name Meaning Status diagnostics mo 10 0 and 1 Comm interface 2 and 3 I O module 1 00 data valid 01 data invalid due to module error 10 data invalid wrong module inserted 11 data invalid module not inserted 4 and 5 I O module 2 see I O module 1 6 and 7 I O module 3 see I O module 1 11 0 and 1 I O module 4 see I O module 1 2 and 3 I O module 5 see I O module 1 4and5 I O module 6 see I O module 1 6 and 7 I O module 7 see I O module 1 12 0 and 1 I O module 8 see I O module 1 2 and 3 I O module 9 see I O module 1 4 and 5 I O module 10 see I O module 1 6 and 7 I O module 11 see I O module 1 13 0 and 1 I O module 12 see I O module 1 2and3 I O module 13 see I O module 1 4and5 I O module 14 see I O module 1 6 and 7 I O module 15 see I O module 1 14 0 and 1 I O module 16 00 valid 01 invalid module error 10 invalid wrong module 11 invalid module missing 2to7 not used D300398 0506 excom 5 53
68. input modules Function of the LEDs Table 73 LED Behaviour LED functions Status Red flashing Green flashing channel Yellow 1 4 1 4 Red D300398 0506 excom Function Module is not configured for this slot The module has not yet been configured by the gateway Channel switched Channel error wire break short circuit Digital modules Digital output module for standard Exi valves DO40Ex Digital output module 4 channel Figure 70 DO40Ex a The output module DO40Ex is designed for connection of intrinsi cally safe actuators such as valves with the two states open and closed or indicators It is provided with protection type EEx ib IIC and may thus be used in combination with excom in zone 1 The explosion protection type of the outputs is EEX ia IIC Note i T he outputs are galvanically isolated from each other One actuator may be connected per channel Each channel has two intrinsically safe circuits with different I S data Diagnostics The module is provided with short circuit and wire break monitoring when the output is switched Valve control The values for valve actuation are shown in the load curve see Load curve of the DO40Ex page 7 25 7 20 D300398 0506 excom Digital output module for standard Exi valves The admissible limit values can be taken from the respective l S certificates of the valve manufacturers V
69. module Module specific parameterisation ensures simple and quick configuration and setting Channel specific parameterisation provides more setting options and is accordingly more complex Therefore excom works with two different kinds of GSD files Mode 1 GSD files for module specific parameterisation and mode 2 GSD files for channel specific parameterisation Name of GSD file Mode Language Parameterisa tion trk1ff9f gsd 1 English By module Default trckff9f gsd 2 English By channel Default trk1ff9f gsg 1 German By module trckff9f gsd 2 German By channel Module specific parameterisation requires one parameter byte per module Channel specific parameterisation requires 4 or 5 parameter bytes per module This not only results in a larger variety of available parameters but also in a larger variety in selectable module config urations D300398 0506 excom GSD files Table 24 Data throughput with different GSD files page 5 32 Data throughput The following table shows the differences between the module versions The amount of input and output data is also shown Mode 1 with trk1ff9t gsd g GDP1 5Ex GDP1 5Ex D GDP1 5Ex CD DM80Ex DM80Ex S DM80Ex 8l DM80Ex S 8l DIAOEx DO40Ex AI40Ex Al41Ex AOQ40Ex AIHAOEx AIHAOEx 4H AIH41Ex D300398 0506 excom Mode 2 with trckff9t gsd g GDP1 5Ex GDP1 5Ex C DM80Ex DM80Ex S DMS8OEx 8l DMS8OEx S 8l DIAOEx DO40Ex AI40Ex Al41Ex
70. no no mode 2 4 Parameters for channels 1 to 4 Bit O C1 SV 1 0 OFF 1 ON Bit 1 C1 SV 2 0 OFF 1 ON Bit 2 C2 SV1 0 OFF 1 ON Bit 3 C2 SV2 0 OFF 1 ON Bit 4 C3 SV 1 0 OFF 1 ON Bit 5 C3 SV 2 0 OFF 1 ON Bit 6 C4 SV1 0 OFF 1 ON Bit 7 C4 SV2 0 OFF 1 ON D300398 0506 excom Appendix 39 AIH41Ex 1H Table 206 Byte Bit Parameter name AIH41Ex 1H no no mode 2 0 Parameters for channel 1 Appendix 40 0 1 Filter PT1 2 3 HART status measuring range 4 5 Substitute value strategy 6 7 Line monitoring Parameter values 00 OFF 01 0 1 s 10 2 6 s 11 29 2 s 00 OFF 0 20 mA 01 OFF 4 20 mA 10 ON 4 20 mA 00 Min value 01 Max value 10 Last valid value 00 ON 11 OFF Parameters for channel 2 bit configuration identical to channel 1 Parameters for channel 3 bit configuration identical to channel 1 Parameters for channel 4 bit configuration identical to channel 1 D300398 0506 excom Parameters of the excom modules Table 206 Byte Bit Parameter name Parameter values Ap AIH41Ex 1H no no mode 2 4 Parameters for channels 1 to 4 Bit 0 1 HART variable of 00 Channel 1 channel 01 Channel 2 10 Channel 3 11 Channel 4 Bit2 HART variable 000 Primary 3 4 00 Secondary 1 010 Secondary 2 011 Secondary 3 100 Secondary 4 Bit 5 reserved 000 6 7 D300398 0506 excom Appendix 41 Table 207 AIH41Ex 8H mode 2
71. page 2 28 This also provides the relevant terminal designations and the General requirements for equipotential bonding page 2 33 The following concepts can be implemented 1 The connections are hard earthed with the earthing potential at both ends page 2 29 2 The connection at the supplying device is hard earthed the terminals of all bus stations in the segment have a capacitive earth page 2 30 3 The connection at the supplying device has a capacitive earth the connections of all bus stations in the segment have a hard earth page 2 31 4 The connection at the supplying device has a capacitive earth the connections of all bus stations in the segment likewise have a capacitive earth page 2 32 At the RS485 IS line terminal on the SC12Ex the shield always has a capacitor connection to the earth potential factory setting For direct earthing the insulation washer under the screw marked Shield must be removed Front view of the SC12Ex page 5 4 D300398 0506 excom Physical connection with SC12Ex or OC11E x The excom system is factory shipped with the shield terminal 5 connected directly with earth The shield can also be connected to earth via an integrated RC combination For this the jumper that bridges factory fitted RC combination must be removed older excom systems do not have this jumper The shield terminal is always directly connected to the earth potential
72. running 10 24 11 Act StationNotExist false StationNotReady False CFgFault False ExtDiag true NotSupported False InvalidSlaveRsp False PrmFault false MasterLock false PrmReq False StatDiag false WatchDogOn true FreezeMode false I4 5 e Modules A Standard diagnostic A Unit diagnostic A Module diagnostic Status diagnostics Diagnostic running 10 25 30 excom status diagnosis module status 8 9 16 17 0 Red GDP valid na 24 25 valid slot 1 26 27 valid slot 2 28 29 0 valid slot 3 30 31 0 valid slot 4 32 33 0 valid slot 5 34 35 0 valid slot 6 36 37 0 valid slot 7 38 39 0 o valid slot 8 40 41 m 4 4 P Te Modules A Standard diagnostic A Unit diagnostic A Module diagnostic Module diagnostics channel specific Channel Diagnostic running 10 23 19 HART comm error 4 4 o Te fy Modules Standard diagnostic A Unit diagnostic A Module diagnostic Mad Addr 8 ATH4NFy MIF 1 amp 3 INOLOCK D300398 0506 excom Appendix Parameters of the excom modules esee enean nnne a uu aka u aA 3 Parameters in mode 7 ee sie drain nk hirci ele Rn RC ED k AER UR ORC kK kK k 3 zit BE qM 3 GDP1 5Ex D GDPT 5EX CD J sci tor ere dakae dakae n k b k aa n aka l w wa kusa ek k 5 DM80Ex DMB80EX S axake I III n mI nenne nenne KK KK A KK KK KK kK KK KK KK KK Re 7 DM80Ex 8l DM80Ex S
73. signals These signals can be transferred over long distances with potential isolation and interfer ence immunity excom can be connected to any system with a PROFIBUS DP interface master functionality i Note On account of the RS485 IS layer in place the connection of a DP master to excom always requires the use of a DP Ex i segment coupler such as TURCK article SC12Ex or a fibre optic coupler TURCK article 0C11Ex Physical connection with SC12Ex or OC11Ex page 5 3 A suitable SUB D connector must be used for the bus connections in the explosion hazardous area SC12Ebx and OC11Ex 2G D9T RS485IS GDP1 5Ex D9T Ex OC11Ex 3G D9T RS485 Connections to the field level The module rack provides four 4 pole connectors with two different connection technologies for connecting the field devices E Plug in MINI COMBICON terminals E Spring loaded terminal D300398 0506 excom 1 23 System description excom The wiring diagrams for each module type are provided in chapters Digital modules page 7 1 Analogue modules page 8 1 and Function modules page 9 1 1 24 D300398 0506 excom The excom components their functions and technical data Gateways Redundancy The gateways control the internal data bus and function as a slaves on the higher level fieldbus The gateways control the entire data communication between the I O modules and the process control system PCS To increase syste
74. tolerance limits given in the specifications otherwise this may cause malfunction and dangerous operation Emergency stop devices complying with IEC EN 60 204 1 must be effective in all operating modes of the automation devices Unlatching the emergency stop devices must not cause restart Devices that are designed for mounting in housings or control cabinets must only be operated and controlled after they have been installed with the housing closed Desktop or portable units must only be operated and controlled in enclosed housings Measures should be taken to ensure the proper restart of programs interrupted after a voltage dip or failure This should not cause dangerous operating states even for a short time If necessary emergency stop devices should be implemented Wherever faults in the automation system may cause damage to persons or property external measures must be implemented to ensure a safe operating state in the event of a fault or malfunc tion for example by means of separate limit switches mechan ical interlocks etc The electrical installation must be carried out in accordance with the relevant regulations e g with regard to cable cross sections fuses PE All work relating to transport installation commissioning and maintenance must only be carried out by qualified personnel IEC 60 364 and HD 384 and national work safety regulations All shrouds and doors must be kept closed during operation
75. toring 1 OFF 1 Parameters for channel 2 bit configuration identical to channel 1 2 Parameters for channel 3 bit configuration identical to channel 1 3 Parameters for channel 4 bit configuration identical to channel 1 4 reserved 00000000 Appendix 44 D300398 0506 excom Parameters of the excom modules Table 209 AOHAOEx 4H mode 2 Parameter values 0 0 OFF 1 ON 0 OFF 1 ON 0 OFF 1 ON 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF Parameters for channel 2 bit configuration identical to Parameters for channel 3 bit configuration identical to AOH4OEx 4H Byte Bit Parameter name no no 0 Parameters for channel 1 0 reserved 1 HART status 2 C1 SV 3 3 C1 SV 4 4 5 Substitute value strategy 6 Wire break moni toring T Short circuit moni toring 1 channel 1 2 channel 1 3 Parameters for channel 4 bit configuration identical to channel 1 D300398 0506 excom Appendix 45 Table 209 Parameter name Parameter values AOHAOEx 4H mode 2 Appendix 46 Byte Bit no no 4 Bit 0 Bit 1 Bit 2 Bit 3 Bit 4 Bit 5 Bit 6 Bit 7 C1 C1 C2 C2 G3 C3 C4 C4 SV 1 SV 2 SV1 SV 2 SV 1 SV 2 SV1 SV 2 Parameters for channels 1 to 4 0 OFF OFF ON O OFF ON CO OFF ON e OFF ON CO OFF ON n OFF ON CO o OFF
76. via the status bit of the data message depending on the set measuring range 0 to 20 mA 4 to 20 mA The status bit is set if there is a measuring range violation or a line error Thus the measuring value can be evaluated for errors consist ently 8 56 D300398 0506 excom Analog HART compatible modules Measuring ranges Table 129 Measuring Transferred value Measuring range value table analogue input Decimal Hexadec imal 21 mA 21000 5208 20 mA 20000 4E20 4 mA 4000 OFAO 0 mA 0 0 D300398 0506 excom 8 57 Analogue modules In addition to the status bit the diagnostics message provides detailed and differentiated channel specific diagnostics Table 130 AIHAOEx AIH41Ex Error codes AIH40Ex Measuring value Error Message Error Message AIH41Ex code text code text OmA 2mA 6 Wire break 16 Line errors 2mA lt lt 3 6 8 Below lower 8 Below lower limit limit 3 6mA lt lt 20 mA Within range 20mA 1I 25mA 7 Upper limit 7 Upper limit exceeded exceeded gt 25mA 1 Short circuit 7 Upper limit exceeded Table 131 Measuring Substitute values Substitute values range for AIHAOEx AIH41Ex O to 20 mA Min 0 mA Max 22 mA 4 to 20 mA Min 3 6 mA Max 22 mA 8 58 D300398 0506 excom Analog HART compatible modules Table 132 Floating point format Table 133 Error codes Floating point format of the HART variables The HART variables are presented as follows Byte n Sign
77. 0 Q HOUSE 1 LG e 32 PZN d 16 2 0 3 32x 95 x 295 33 32 zu 32 385 Ra 380 Base with drain 4 welded clips on the outside 2 mounting rails C rails on rubber padding for mounting of module racks E 2 CU rails nickel plated as shielding bus for termination of cable shields M6 earthing studs welded to the inside M8 earthing studs welded to the outside 3 10 D300398 0506 excom Stainless steel field housings EEx e The outer M8 earthing stud must be connected to the equipo tential bonding system of the installation using a cable with suffi cient cross section min 6 mm The flange plate and front cover are supplied with the base D300398 0506 excom 3 11 Housings for the excom stations D300398 0506 excom 4 Mounting and mounting instructions Observation of safety requirements in explosion hazardous areas 2 Mounting the module racks Leere eee eene nnn nnn nn 3 Module rack MT9 RE TT 3 Dimension drawing for the module rack MT9 C R 024 4 Module rack MTI wes piaiex stra bird eia an ku badan eda n iu atl ata wA eh na 5 Dimension drawing for the module rack MT18 C R 024 6 Dimension drawing for the module rack MT18 C230 7 Mounting the power supply units gateways and I O modules 8 Mounting of t
78. 0 VAC and 115 VAC Technical data PPSA230Ex PPSA1 15Ex PPSA230Ex PPSA115Ex Table 4 Type Technical data PPSA230Ex PPSA115Ex Input voltage maximum Input power maximum Output voltage maximum Power output maximum I S Approval Marking U General data Protection degree D300398 0506 excom 230 VAC 115 VAC 75 VA 75 VA 32 VDC 32 VDC 60 W 60 W PTB 04 ATEX 2047 I 2 G EEx e m IIC T4 250 V IP50 System description excom Operating temper ature Relative humidity Vibration and shock testing Mounting Dimensions W x H x D mm 20 70 C 95 at 55 C acc to EN 60069 2 According to IEC 68 2 6 and IEC 68 2 27 Flange 4 x M4 screws 45 x 155 x 106 D300398 0506 excom The excom components their functions and technical data Power supply cover E Attention Unused slots for power supply units or AC DC converters must al ways be provided with an IP20 cover The power supply cover BM PS is suitable for covering unused power supply module slots Figure 8 Power supply cover BM PS External power supply The module rack is equipped with EEx e terminals for connecting the power supply These terminals are located under a cover with IP30 protection D300398 0506 excom 1 19 System description excom Figure 9 Protective cover for the power supply fl eseren Ul e t a 5 f il A Warning T he cover of the EEx e terminals m
79. 398 0506 excom 2 43 Safety requirements in explosion hazardous areas 2 44 D300398 0506 excom 3 Housings for the excom stations Stainless steel field housings EEX e a au uu a a 2 General INFOMMATION sssi nen anea aa aaa aE 2 xiii i EE A E A E gt gt M M M M M 2 Technical specifications cccccccceececeeeeceeeceeceesacecceeeseeessueesseeesaeeesaeeetaeees 4 EG VA6555 650 x 550 x 210 mm eese 5 Dimension drawings EG VA 6555 KK kk kk kk k kk A KAKA KK KA KK KK KA 6 EG VA4055 400 x 550 x 210 mm kk kk kek kk kk RA 8 Dimension drawings EG VA 4055 EE kk kk kk kk kk kk kK KK KK KK KA 9 D300398 0506 excom 3 1 Housings for the excom stations Stainless steel field housings EEx e General information The explosion protected stainless steel housings are approved for installation in explosion hazardous areas zone 1 They are also suit able for use in hostile and corrosive environments i Note It should also be remembered that stainless steel housings with in tegrated module racks and a corresponding system approval are available Overview Field housings with integrated module rack page 1 31 i Note For outdoor applications ventilation should be ensured in order to avoid a buildup of condensation water within the housing Observe the requirements stated in Assessment of tempera
80. 4 Max value 7 26 kg 9F FF FF FF Last valid value 16 80 00 00 00 Module removed Min value 16 4 80 00 00 00 Max value 7 26 kg 9F FF FF FF Last valid value 16 8x XX XX xx A Applies to both rotary directions 9 20 Substitute output values only refer to the output of the rotation direction if the parameter value host controlled f lt 4kHz is set The output will then accept the set substitute value Channel specific module diagnostics Diagnostics data is structured according to EN 50170 part 2 Alongside the module status device specific diagnostics and the status overview slot specific diagnostics the module DF20Ex F D300398 0506 excom DF2OEx Digital frequency counter module supports the following channel status indications channel specific diagnostics Table 172 Error code No Error codes Standard 1 6 Specific 19 20 22 Note Meaning Short circuit Wire break Module type desired configuration not known Module type actual configuration not known Parameter not plausible inconsistent The channel specific diagnostics indications via the LEDs on the module front plate do not correspond to the contact assignment or der at the connection level Please also refer to the following tables n Contact assignment DF20Ex F page 9 10Table 161 n DF20Ex F Meaning of the LEDs page 9 11 n Contact assignment DF20Ex P page 9 16Table 161 n DF20Ex P
81. 5 40 eunjejeduue 1ueiquae ejqessiuued 5 3 35 30 15 20 25 30 35 40 45 50 55 60 PJ W power number of modules gt D300398 0506 excom 2 39 Safety requirements in explosion hazardous areas Temperature curve of the housing EG VA4055 with the module rack MT9 Figure 35 60 Temperature curve EG VA4055 55 50 45 40 35 ainyesodwe 1ueiquue ejqessiuued 5 j 15 17 5 20 22 5 25 27 5 30 32 5 35 P W power number of modules 3 Note i T he power loss indicated in the curve is the sum of the individual module ratings internal power input The additional power loss of the supply unit units has been taken into account External heat sources such as sunlight have not been considered If other components are installed in the housings in addition to the excom system their thermal power loss values must also be calcu lated and certified by means of an individual acceptance test 2 40 D300398 0506 excom Notes on explosion protection certificates This section is primarily addressed to those responsible for explo sion protection and contains information for a better understanding of the different sorts of EC type examination certificates and admis sible combinations Understanding U type approvals Each module module rack and the housing of the excom system have separat
82. 50 ms 1 96 resolution 0 OFF 1 50ms 00 Forwards f 4 kHz 01 Host controlled f 4 kHz 00 Terminal f 4 KHz 11 Terminal auto f 1 25 kHz 00 Min value 01 Max value 10 Last valid value 00 Min value 01 Max value 10 Last valid value D300398 0506 excom Parameters of the excom modules Table 215 Byte Bit DF20Ex F no no mode 2 4 5 6 7 D300398 0506 excom Parameter name B1 Polarity B2 Polarity B4 Polarity B3 Polarity reserved B Average value Parameter values Normal Inverse O Normal Inverse O Normal Inverse O 0 Normal 1 Inverse 00 00 OFF 01 4 values 10 8 values 11 16 values Appendix 59 Ordering details Table 216 excom electronic modules Appendix 60 Electronic modules Product DM80Ex DIAOEX DO40Ex AI40EX Al41EX AO40Ex AIH40EX AIH41EX AOHAOEX TIAOEX DF20EX Description 8 channel input output module digital 4 channel input module digital 4 channel output module digital 4 channel input module analogue active 4 channel input module analogue passive 4 channel output module analogue 4 channel input module analogue active HART 4 channel input module analogue passive HART 4 channel output module analogue HART 4 channel temperature input module 2 channel frequency counter module Ident no 6884006 68
83. 506 excom Parameters of the excom modules Table 181 AI4OEx mode 1 Table 182 AO4OEx mode 1 Al41Ex Byte Bit no no 0 0 1 2 3 4 5 6 7 AOA4OEx Byte Bit no no 0 0 1 to 3 4 5 6 7 D300398 0506 excom Parameter name Measuring range reserved Filter PT1 Substitute value strategy Line monitoring Parameter name Measuring range reserved Substitute value strategy Wire break moni toring Short circuit moni toring Parameter values 00 0 10V 01 2 10V 10 0 20 mA 11 4 20 mA O Off 1 100 ms 00 Min value 01 Max value 10 Last valid value 00 ON 11 OFF Parameter values 00 0 20 mA 01 4 20 mA 000 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF Appendix 1 1 Table 183 AIHAOEx mode 1 Appendix 12 AIH40Ex Byte Bit no no 0 0 1 4 5 Parameter name HART status measuring range reserved Filter PT1 Substitute value strategy Wire break moni toring Short circuit moni toring Parameter values 00 OFF 0 20 mA 01 OFF 4 20 mA 10 ON 4 20 mA 0 0 OFF 1 100 ms 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF D300398 0506 excom Parameters of the excom modules Table 184 AIHAOEx 4H mode 1 AIH40Ex 4H with 4 HART variables Byte Bit Parameter name no no 0 0 to 2 HART status sec variable
84. 8 3 10 11 12 13 PROFIBUS DP slaves for SIMATIC S7 fa zl M7 and C7 distributed rack Displays the status of the current module diagnostic buffer memory scan cycle times stacks RStart Cd amp simatic Manager exco aie raw Config SIMATIC Ed 09 57 D300398 0506 excom Connection to the Siemens S7 PLC The menu item Module Information contains the station diag 30 nostics Figure 97 ki sla x Module informa Path excom gbXSIMATIC 3001 ACPU 315 2 DP Operating mode of the CPU 4 RUN tion of the excom Status 24 Error l Operating mode of the module i General DP Slave Diagnostics Diagnostic Interrupt station Master Address 2 Manufacturer s ID 158 FFSF Version Standard Diagnosis of the Slave Hex Format Slave specific diaanostic dala rnrn Watchdog activated excom status diagnosis module status Red GDP valid na valid slot 1 valid slot 2 valid slot 3 Channel Specific Diagnosis Error 0 0 2 1 DO vervoltage 2 2 Overvoltage 2 3 Overvoltage 2 4 Overvoltage 5 1 Update Print A detailed description of the software s diagnostics functions is contained in the software manual SIMATIC Manager published by Siemens Information on the diagnostics functions of the individual excom modules is provided in chapter 5 to 10 The diagnostics options available for the
85. 84004 6884007 6884009 6884020 6884002 6884001 6884005 6884003 6884000 6884061 D300398 0506 excom Ordering details Power supply units Table 217 Product Description Ident Power supply no units PSD24EX 24 VDC power supply unit 6881721 PPSA230EX 230VAC converter 6900293 PPSA115EX 115VAC converter 6900294 Bus interface Table 218 Product Description Ident Bus interface no GDP1 5 Profibus DP gateway 6884008 SC12Ex Segment coupler for isolating 6884047 RS485 and RS485 IS OC11Ex 3G Coupler for converting RS485 6890424 signals to FO signals OC11Ex 2G Coupler for converting FO signals 6890423 to RS485 IS signals 2 wire fibre optic cable with pre assembled ST connectors LWL 2ST SY 2 5M Length 2 5 m 6611300 LWL 2ST SY 5M Length 5 m 6611301 LWL 2ST SY 10M Length 10 m 6611302 LWL 2ST SY 25M Length 25 m 6611303 LWL 2ST SY 50M Length 50m 6611304 LWL 2ST SY 100M Length 100 m 6611305 LWL 2ST SY 250M Length 250 m 6611306 D300398 0506 excom Appendix 61 Table 218 Bus interface Table 219 Module rack Appendix 62 Product LWL 2ST SY 500M LWL 2ST SY 1000M LWL 2ST SY 2500M Module rack Product MT9 R024 MT18 R024 MT9 C024 MT18 C024 MT18 C230 Description Length 500 m Length 1 000 m Length 2500 m Description Module rack for 1 power supply unit 1 gateway 8 modules Mini Combicon terminals Module rack for 2 power supply unit 2 ga
86. 8l eee kaka aka kk KK nenne rennes 8 Pide c 8 5 071012 v 9 xiL4 mn 10 um 11 20 10 70 o 11 Ala Da a NER ee EE Renee a 12 AIH40Ex 4H with 4 HART variables eee 13 aiu dco HHR AEEA E ERE NH ean i i i M NN M 14 AIH41Ex 4H with 4 HART variables eee 15 Ul Q8 zs eee ean ee een etn oe MDZEZMMD R EO 16 AOH40Ex 4H with 4 HART variables ee 17 add O 18 llc 19 ad P2248 Do di RR PCITTX m 20 18 404 M 21 Parameters in mode 2 c isses emn Kak Kak ne nemen serena nnns 22 QDP 1 56 GDP 1 5EX 22 DM80Ex DM80Ex S DM80Ex 8l DM80Ex S 8l een 24 Ibi T RT atau tucssete 25 215902 K n 26 SANAE 27 _ Xz gt gt e gt e gt ryr EEeEIPPpPPp peneebbbkKikKpKKiKpPPIIN Heirrrhrara ar 28 PDA NS 29 Ri T _t WoDpTXTXXXFXF HHHH HH MBp p BM HB BB DM DM DNBIBAHpap papDyz zDyaoai i 2 U 30 AIHADOEX 9 vr 31 xila qul e
87. 9 X TPK Kapfer D300398 0506 excom 2 37 Safety requirements in explosion hazardous areas Alternatively Type Approval Cable entry fitting ECDEP EExi II LCIE 97 ATEX 6007 X RST Cable entry fitting ECDEP EExell LCIE 97 ATEX 6007 X RST Sealing plugs ECDEP RST LCIE 98 ATEX 0001 U Screwed sealing EEx e Il RST LCIE 98 ATEX 0001 U plugs Cable entry fitting U59 Pflitsch PTB 02 ATEX 1115 X Ambient conditions The admissible ambient temperature ratings of the excom modules and components can be taken from the individual device conformity certificates It must be ensured that the admissible ambient temper ature rating of the modules and components used is not exceeded by the ambient temperature in the field housing occurring under normal operating conditions In this respect the power loss within the field housing must be taken into account 2 38 D300398 0506 excom Field housings Assessment of temperature compliance a Attention Remember that increasing the number of modules in an excom system increases the total output and thus decreases the permissi ble ambient temperature If necessary carry out measures to reduce the ambient tempera ture Avoid direct sunlight In the event of exposure to direct sun light the ambient temperature must be reduced Temperature curve of the housing EG VA6555 with the module rack MT18 Figure 34 Temperature curve EG VA6555 60 50 4
88. 9 mH 0 99 mH 0 99 mH Co 3 mF 1 5 mF 1 mF 500 nF 500 nF 300 nF 400 nF 300 nF 300 nF 250 nF D300398 0506 excom Analog HART compatible modules Module parameters Note Refer to the following for the bit assignment for mode 1 AIHAOEx page Appendix 12 AIH40Ex 4H with 4 HART variables page Appendix 13 AlHA1Ex page Appendix 14 AIH41Ex 4H with 4 HART variables page Appendix 15 Mode 2 AIHAOEx page Appendix 30 AIHAOEX 4H page Appendix 31 AIHAOEx 1H page Appendix 33 AIHAOEx 8H page Appendix 35 AlH41Ex page Appendix 37 AIH41Ex 4H page Appendix 38 AlHA1Ex 1H page Appendix 40 AlH41Ex 8H page Appendix 42 Mode 1 In mode 1 the module has 1 parameter byte AIH40Ex Table 114 Parameter name Meaning AIH40Ex mode 1 Short circuit moni Short circuit monitoring is activated toring deactivated for all 4 channels of the module Wire break monitoring Wire break monitoring is activated deac tivated for all 4 channels of the module Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set Filter PT1 Activation of a software filter D300398 0506 excom 8 41 Analogue modules Table 114 Parameter name Meaning AIH40Ex mode 1 HART status meas OFF 0 20 mA uring range Dead zero without HART status request Wire break and measuring range underrange monitoring are not active Gate
89. 9F GSx fully describe the behaviour of excom on the PROFIBUS Furthermore they store the configuration and parameters of the individual modules To configure excom the GSD file must be integrated into the respective hardware configurator of the host system This ensures that the PROFIBUS master is supplied with excom specific infor mation and data records Note i T he configuration may be changed during operation provided a suitable host system is used D300398 0506 excom 6 3 Gateway GDP1 5 Technical data Table 58 Type GDP1 5 Technical data Operating voltage From central power supply unit via module rack Internal lt 3W power consumption Connections PROFIBUS DP 9 pole SUB D connector on module rack Power supply Via connectors on the module rack I S Approval PTB 00 ATEX 2162 Marking II 2 G SYST EEx ib IIC T4 RS485 fieldbus connection terminal pair Explosion protection EEx ib IIC IIB type Max values No load voltage U 3 72 V Short circuit current 157 mA lo Max power P 146 mW Typical curve Linear External RS485 fieldbus system Explosion protection SYST EEx ib IIC IIB type 6 4 D300398 0506 excom Gateway GDP1 5 Max values per terminal pair U 4 2 V Max total value of terminal pairs Cables Cable type A or B according to EN 50039 2 66 A L R lt 28 5 uH Q loop resistance C lt 250nF km Litz wire diameter lt 0 2 mm L
90. AO40Ex Operating voltage Internal power consumption Outputs No load voltage Output current External load HART impedance Short circuit Wire break Resolution Linearity tolerance Temperature drift Rise release time I S Approval Marking Max values field circuits No load voltage U Short circuit current lo Max power Pg Typical curve D300398 0506 excom AOH40Ex Via central power supply unit via module rack lt 3 5W 4 analogue actuators lt 16VDC 0 4 20 mA per output 600 W gt 240 W lt 50 W in live zero mode only 15 V in live zero mode only 12 bits 0 1 96 of final value 50 ppm K 50 ms 10 90 96 PTB 00 ATEX 2051 I2 1 G EEx ib ia IIC T4 EEx ia IIC IIB lt 22 1 V lt 93 m lt 640 mW Trapezoidal 8 63 Analogue modules Max internal 0 22 mH inductances L Max internal lt 1 1 nF capacitances C Max external max Ly and max C for inductances L AOHAOEx page 8 64 Max external max Ly and max C for capacitances C AOH40Ex page 8 64 General data Galvanic isolation to bus and to supply Protection degree IP20 Operating temperature 20 70 C Relative humidity 95 at 55 C according to EN60068 2 Vibration and shock according to IEC 68 2 6 and testing IEC 68 2 27 Refer to the following table for the max external inductance and capacitance values for the module AO40Ex Table 136 EEx ia EEx ib Max Max
91. AOQ40Ex AIH40Ex AIH40Ex 1H AIH40Ex 4H AIH40Ex 8H AIH41Ex AIH41Ex 1H Input data 1 word 1 word 1 byte 2 bytes 1 byte 2 bytes 1 byte 4 words 4 words 4 words 6 words 12 words 20 words 4 words 6 words Output data 1 word 1 word 1 byte 1 byte 1 byte 4 words 5 33 PROFIBUS DP interface Table 24 Mode 1 with Mode 2 with Input data Output Data throughput trk 1ff9t gsd g trckff9t gsd g data with different GSD files page 5 32 AIH41Ex 4H AIH41Ex 4H 12 words AIH41Ex 8H 20 words E AOHAOEx AOHAOEx 4 words AOHAOEx 1H 2 words 4 words AOHAOEx 4H AOHAOEx 4H 8 words 4 words AOHAOEx 8H 16 words 4 words TIAOEx R TIAOEx R 4 words TIAOEx T TI40Ex T 4 words DF20 Ex P DF20 Ex P 8 bytes 2 bytes DF20Ex F DF20Ex F 8 bytes 2 bytes 5 34 D300398 0506 excom Configuration of the gateway Depending on the network configurator setting of the host software the gateway GDP1 5Ex may be equipped with additional functions These additional functions are indicated with the suffix C and D in the product name D This function enables the separate deactivation of data traffic on individual channels of the connected modules As diagnostics messages are also not sent as well as the process data this prevents possible wire break indications from modules with unused outputs This configuration version is only in module specific param eterisation as the error messages cannot be s
92. ATIC 300 1 Configuration 57 excom gb allel ES Bl Station Edit Insert PLC View Options Window Help 81 x polele e S fa Mf 99 xe Empty slot GDP1 5Ex GDP1 5E C DM80Ex DMS80Ex S DM80Ex 8l DM80Ex S 8l DO40Ex DI4DE x DF20Ex P DF2DEx F AIH40Ex AIH40Ex 1H AIH40Ex 2 Ld GDP1 5 Id 5884008 z Process 1 0 System m x Press F1 to get Help chg 4 Order number Address Address Comment Note that this will only add an empty module rack The gateway and the station modules must then be copied sepa rately to the empty module rack D300398 0506 excom 10 5 Configuration Configuration of the excom station To configure an excom station simply copy the required modules from the hardware catalog to the list of the excom station concerned The first module to be registered in the module list is the gateway Note i E T ven if your physical station is configured redundantly i e the sta tion contains two gateways only a single gateway has to be added to the module list The redundancy mode i e the gateway performance in the event of an error is then set as a gateway parameter To configure your excom station simply copy the I O modules from the hardware catalog to the list of the excom station concerned Figure 94 mu HW Config SIMATIC 300 1 Configuration 7 excom gb Selection of the lilj station
93. Appendix 15 Table 187 AOHAOEx mode 1 Appendix 16 AOH40Ex Byte Bit no no 0 0 1 4 5 Parameter name HART status measuring range reserved reserved Substitute value strategy Wire break moni toring Short circuit moni toring Parameter values 00 OFF 0 20 mA 01 OFF 4 20 mA 10 ON 4 20 mA 0 0 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF D300398 0506 excom Parameters of the excom modules Table 188 AOHAOEx 4H mode 1 AOH40Ex 4H with 4 HART variables Byte Bit Parameter name no no 0 2to0 A HART status sec variables 3 reserved 4 5 Substitute value strategy 6 Wire break moni toring 7 Short circuit moni toring D300398 0506 excom Parameter values 000 ON V 1 2 3 4 of C1 001 Auto V 1 2 3 4 of C1 010 ON V 1 2 of C1 2 011 Auto V 1 2 of C1 2 100 ON V 1 of C1 2 3 4 101 ON V 2 of C1 2 3 4 110 ON V 3 of C1 2 3 4 111 ON V 4 of C1 2 3 4 0 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF Appendix 17 TI40Ex R Table 189 Byte Bit Parameter name Parameter values TIAOEx R no no mode 1 0 2to0 Measuring range 000 Pt100 2L auto 001 Pt100 3L 010 Pt100 4L 011 Pt1000 2L auto 100 Pt1000 3L 100 Pt1000 4L 110 Ni100 2w 111 Ni100 3w 3 Filter PT1 0 OFF 1 115 4 5 Substitute value 00 Min value strategy 01 Max
94. Appendix 42 AIH41Ex 8H Byte Bit Parameter name no no 0 Parameters for channel 1 0 1 Filter PT1 2 C1 SV 3 3 C1 SV 4 4 5 Substitute value strategy 6 7 Line monitoring Parameter values 00 OFF 01 0 1 s 10 2 6 s 11 29 2 s 0 OFF 1 ON 0 OFF 1 ON 00 Min value 01 Max value 10 Last valid value 00 ON 11 OFF Parameters for channel 2 bit configuration identical to channel 1 Parameters for channel 3 bit configuration identical to channel 1 Parameters for channel 4 bit configuration identical to channel 1 Parameters for channels 1 to 4 Bit 0 C1 SV1 Bit 1 C1 SV 2 Bit2 C2 SV1 0 OFF 1 ON 0 OFF 1 ON 0 OFF 1 ON D300398 0506 excom Parameters of the excom modules Table 207 Byte Bit AIH41Ex 8H no no mode 2 Bit 3 Bit 4 Bit 5 Bit 6 Bit 7 D300398 0506 excom Parameter name C2 SV2 C3 SV 1 C3 SV2 C4 SV1 C4 SV2 Parameter values 0 OFF 1 ON 0 OFF 1 ON 0 OFF 1 ON 0 OFF 1 ON 0 OFF 1 ON Appendix 43 AOH40Ex Table 208 Byte Bit Parameter name Parameter values AOH40Ex no no mode 2 0 Parameters for channel 1 0 1 reserved 00 2 3 HART status 00 OFF 0 20 mA measuring range 01 OFF 4 20 mA 10 ON 4 20 mA 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 Wire break moni 0 ON toring 1 OFF 7 Short circuit moni 0 ON
95. ERAN Re WERE SEKO a ba a BER Y Dar N Y Te Ca Dare R S 43 Analogue INO e N SN NN rH E 45 SHART Walla 55 s5 lane a e EM Le LM NR LII LA K 45 DIAGHOSUIGS y a ki xus I null kk k k n Ru ka ak kk KAKA K kak REMA kk n aa kk kK AK A RA Gu KEN KE KO E Ea RE KE kn Ku KEN 47 Gateway diagnostics according to ENDOT170 2 xx xx kekz 47 PIC D gt Sek K beran enter nie a a a a r t 47 mile uer E 47 md uia C KEN yev cc 47 Alani Status diagnostics sxcesed cian anae deken te subeunt deb antec eium 51 SIOl SPeCiliC diagnostics 3 icc eO decode dka Al led Ya ou aora di Eka areae da dak ae la ek ka 54 Channel specific diagnostics k kk kK nnne 55 Error codes according to PROFIBUS DP standard 56 Manufacturer specific error codes ccceeecceseeceeeeceeceeeeeeeseeeeeeeeeeeeeees 57 Diagnostics of analogue modules ccceeeceeeeeeeeeeeeeeeeeeeeseeeeeseeeesseeesanees 58 Module behaviour in the event of an error LEL 59 excom parameters for line redundancy eeees 61 Redundancy mode ORE pereira E Ee Pac S E Cose vto as ee deese 61 Redundancy mode mode 1 K serene nennen KK kK KK nnn 62 Diagnostics with redundancy mode 1 and mode 3 62 D300398 0506 excom Physical connection with SC12Ex or OC11E x The maintenance and possible exchange of electrical equipment during ope
96. Edit Insert PLC View Options Window Help excom modules DQlele a g a e dli fH 9 xe Id Universal mod Empty slot GDP1 5Ex GDP1 5ExC DM8DEx DM80Ex 8l DM80Ex S 8l DO40Ex DI40Ex DF20Ex P DF20Ex F AIH40Ex AIH40Ex 1H AIH40Ex 4H AIH40Ex 8H AIH41Ex AIH41Ex 1H AIH41Ex 4H Mi b Insertion possible 10 6 D300398 0506 excom Connection to the Siemens S7 PLC Properties DP slave X Figure 95 Parameterisation of the excom gateway Note When configuring the excom station ensure that the order of the modules in the software s module list matches the actual order of the modules in the module rack Should this not be the case the gateway will signal the master con figuration errors via the PROFIBUS diagnostics however data ex change between correctly configured modules and the master is not affected Setting the station parameters To set the module parameters double click the relevant excom module A window will pop up in which you can set the module parameters via the Parameter Assignment tab Address l Parameter Assignment Value E Sy Station parameters Device specific parameters prm mode mode 2 grid frequency 50Hz analog data format status MSB backplane MT18 16 10 modules redundancy made MT5 41 0 modules power supply MT3 8140 modules 2 HCIR active MT18 16170 modules HCIR WCBC factor base 1
97. Ex or OC11E x System schematic Figure 60 Structure of the Master excom system RS485 non intrinsically safe l Slave Repeater ecd p coupler E excon non intrinsically safe Vu DP Exi intrinsically safe excom intrinsically safe coupler excom RS485Ex i excom Repeater RS485 exconre RS485 excon Repeater excon RS485 DP connector with PP connector integrated terminating esistor i Note Segment couplers and repeaters represent a physical load on the bus due to their emitter receiver circuitry When the segment is de signed these must therefore always be included as bus stations D300398 0506 excom 5 31 PROFIBUS DP interface GSD files Table 23 GSD files for excom 5 32 GSD files describe the entire configuration contents and the communication characteristics of a PROFIBUS station Characteris tics such as transmission speed timing features configuration data parameters diagnostics data etc are described in the file by means of key words The respective configuration software of the host system interprets these GSD files and normally displays the configuration and param eter data of the stations textually excom may be parameterised by channel or by
98. FF D300398 0506 excom Parameters of the excom modules Table 211 Byte Bit Parameter name Parameter values AOHAOEx 8H no no mode 2 1 Parameters for channel 2 bit configuration identical to channel 1 2 Parameters for channel 3 bit configuration identical to channel 1 3 Parameters for channel 4 bit configuration identical to channel 1 4 Parameters for channels 1 to 4 Bit 0 C1 SV 1 0 OFF 1 ON Bit 1 C1 SV2 0 OFF 1 ON Bit2 C2 SV1 0 OFF 1 ON Bit3 C2 SV2 0 OFF 1 ON Bit 4 C3 SV 1 0 OFF 1 ON Bit 5 C3 SV 2 0 OFF 1 ON Bit 6 C4 SV1 0 OFF 1 ON Bit r7 C4 SV 2 0 OFF 1 ON D300398 0506 excom Appendix 49 TI40Ex R Table 212 Byte Bit Parameter Parameter values TI40Ex R no no name mode 2 0 Parameters for channel 1 0 to 3 Line resistance 0000 Basis 0 Ohm 0001 Basis 0 5 Ohm 0010 Basis 1 0 Ohm 0011 Basis 1 5 Ohm 0100 Basis 2 0 Ohm 0101 Basis 2 5 Ohm 0110 Basis 3 0 Ohm 0111 Basis 3 5 Ohm 1000 Basis 4 0 Ohm 1001 Basis 4 5 Ohm 1010 Basis 5 0 Ohm 1011 Basis 5 5 Ohm 1100 Basis 6 0 Ohm 1101 Basis 6 5 Ohm 1110 Basis 7 0 Ohm 1111 Basis 7 5 Ohm 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 Wire break 0 ON monitoring 1 OFF 7 Short circuit 0 ON monitoring 1 OFF 1 Parameters for channel 2 bit configuration identical to channel 1 2 Parameters for channel 3 bit configuration iden
99. HART variable of 00 Channel 1 channel 01 Channel 2 10 Channel 3 11 Channel 4 Bit2 HART variable 000 Primary 3 4 00 Secondary 1 010 Secondary 2 011 Secondary 3 100 Secondary 4 Bit 6 reserved 000 7 5 Appendix 34 D300398 0506 excom Parameters of the excom modules Table 203 AIHAOEx 8H mode 2 AIHAOEx 8H Byte Bit Parameter name no no 0 Parameters for channel 1 0 1 Filter PT1 2 C1 SV3 3 C1 SVA 4 5 Substitute value strategy 6 Wire break moni toring 7 Short circuit moni toring Parameter values 00 OFF 01 0 1 s 10 2 6 s 11 29 28 0 OFF 1 ON 0 OFF 1 ON 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF Parameters for channel 2 bit configuration identical to channel 1 Parameters for channel 3 bit configuration identical to channel 1 Parameters for channel 4 bit configuration identical to channel 1 Parameters for channels 1 to 4 Bit 0 Ct SV 1 Bit 1 C1 SV2 D300398 0506 excom 0 OFF 1 ON 0 OFF 1 ON Appendix 35 Table 203 Parameter name Parameter values AIHAOEx 8H mode 2 Appendix 36 Byte Bit no Bit 2 Bit 3 Bit 4 Bit 5 Bit 6 Bit 7 C2 SV1 C2 SV2 C3 SV 1 C3 SV2 C4 SV1 C4 SV2 0 OFF OFF ON O OFF ON C OFF ON O OFF ON i C o OFF 1 ON D300398 0506 excom Parameters of th
100. HCIR WCBC base x 100ms address offset address offset value SFI select 0 SF2 select 0 SF3 select 0 E Hex parameter assignment f User Prm Data 0 to 3 47 00 00 05 disable NEM Cancel Help The folder Device specific parameters shows settings in plain text whereas the folder Hex parameter assignment displays the settings in hexadecimal format D300398 0506 excom 10 7 Configuration Figure 96 S7 diagnostics 10 8 The specific meanings of the module parameters can be taken from the individual module descriptions in chapters 5 to 10 of this manual Error diagnostics station system diagnostics when inter faced to an S7 Siemens PLC The diagnostics data of the excom station can be read online during operation Open the following menu by right clicking the station gh laj xi Ql Station Edit Insert PLC View Options Window Help 81 x D zs amp 9 E S Hel la Sf 25 xel PR OFIBLIS 3 DP master system 1 Profle Standard cA PROFIBUS DP 2 PROFIBUS PA E SIMATIC 300 m SIMATIC 400 ERY arhe ml SIMATIC PC Based Control 300 400 Move v H E SIMATIC PC Station Size mal Minimize e 3 excom Maximize Slot Module Ordernumt 9 TO P Comment F NNI 1 2 3 129 AOH40Ex 4 1298 A040Es ine 5 65 AHHEx Object Properties Alt Return 6 193 DM80Ex 7
101. I O modules D300398 0506 excom 1 7 System description excom MT18 C230 The following figure shows the module rack MT18 C230 Figure 4 Module rack MT18 C230 J K 4 em ime ote ote om la ataataats m Slots for 115 230 VAC AC DC converters Slots for 24 VDC supply modules EEx e connection area including cover of the EEx e screw terminals for power supply Integrated filter Link for possible earthing of the cable shield of the data line Shielding concepts page 5 8 Two 9 pole SUB D miniature connectors for PROFIBUS RS485 IS Increase of fail safe performance using redundant circuits page 5 13 Rotary coding switches for setting the network address PROFIBUS DP address page 1 22 H Partition for creating a 50 mm spacing between connection elements Spring loaded terminals for connecting the I O level Slots for two gateways Increase of fail safe performance using redundant circuits page 5 13 K Slots for up to 16 I O modules o T m 0 O 0 gt C oU 1 8 D300398 0506 excom Versions and optional uses of excom stations Technical data for all module rack versions Table 1 Type MT18 MT18 MT9 Technical data C230 C R 24 C RO24 of the module racks Connections Bus 9 pole miniature 2 2 1 SUB D connector AC DC converters 6 EEx e dual screw termi nals Power supply 6 6 3 EEx e dual screw terminal Connection cross 0 2 4 mm rigid or 0 2 2 5 mm with
102. I lC DI lC DI JO DI JO ET e OO OO Oo Co Co Po Oo Oo Oo jO Di lO DI Co lC DI ie ilii EExi signal lines Profibus DP IS optic fibre min 1 5 mm 4 mm EExe power supply max 00 68 00 sec 00 16 00 0S 00 08 Door D300398 0506 excom 2 21 Safety requirements in explosion hazardous areas Figure 24 MT18 with 1 MODEX filter zUJUJG Z xew ayes eoisuudul IX33 zWUWWG UllN SI da snqyoig jddns 18 od ex33 BEDA N 2 EA r N gt N N ZW Jd J00q jes Buipjeius 00 08 saul eufiis IX33 o Q O Q O QO Q soul jeubis pue Ajddns ueewjeq eauy IX33 9X33 eae uo
103. Meaning 28 n 1 Exponent 20 n 2 2 8 n 3 2 16 Exponent 2f 26 2 2 Mantissa 2 DE p 5 5 Mantissa 2 9 2 10 pa 2 12 Mantissa 2 17 2 18 2 19 2 20 Channel specific module diagnostics 23 279 2 21 22 2 6 2 22 2 23 Diagnostics data is structured according to EN 50170 part 2 Alongside the module status device specific diagnostics and the status overview slot specific diagnostics the AIH4 devices support the following channel status indications channel specific diagnostics Error code No Standard 1 16 Specific 19 D300398 0506 excom Meaning Short circuit Wire break Upper limit exceeded Below lower limit ROM error Module type desired configuration not known 8 59 Analogue modules Table 133 Error code No Meaning Error codes 20 Module type actual configuration not known 22 Parameter not plausible inconsistent 30 HART status error 31 HART error Function of the LEDs Table 134 LED Behaviour Function LED functions Status Red flashing Module is not configured for this slot Green flashing The module has not yet been configured by the gateway channel Yellow 1 4 Hed Channel error wire break short circuit over range underrange etc 8 60 D300398 0506 excom Analog HART compatible modules AOH4OEx Analogue output module 4 channel 8 Figure 82 Analogue output module AOH40Ex ay TUNER arana B
104. Observe the instructions stated in Shielding concepts of the fieldbus system page 2 28 This also provides the relevant terminal designations and the General requirements for equipotential bonding page 2 33 The following concepts can be implemented 3 The connection at the supplying device has a capacitive earth the connections of all bus stations in the segment have a hard earth page 2 31 4 The connection at the supplying device has a capacitive earth the connections of all bus stations in the segment likewise have a capacitive earth page 2 32 At the RS485 IS line terminal on the OC11Ex 2G the shield always has a capacitor connection to the earth potential factory setting The excom system is factory shipped with the shield terminal connected directly with earth The shield can also be connected to earth via an integrated RC combination For this the jumper that bridges factory fitted RC combination must be removed older excom systems do not have this jumper The shield terminal is always directly connected to the earth potential D300398 0506 excom Physical connection with SC12Ex or OC11E x LEDs Operating voltage Table 16 Up Meaning Green Input voltage o k OFF Input voltage too low PROFIBUS interfaces Table 17 RS485 Meaning FO Hed Error in the PROFIBUS FO segment Yellow Valid data received OFF No data traffic Baud rate detection baud rate setting Table 18 Auto Baud rat
105. Table 154 Measuring range ofthe temperature sensors 8 84 Sensor Pt100 Pt200 Pt400 Pt1000 Ni100 Cu100 Type B Type C Type D Type E Type J Type K Type L Type N Type R Type S Type T Type U Underrange In K In C 73 200 73 200 73 200 73 200 213 60 213 60 273 0 273 0 273 0 3 270 63 210 3 270 73 200 3 270 223 50 223 50 3 270 73 200 Overrange In K In C 1123 850 1123 850 1123 850 1123 850 523 250 1123 850 2093 1820 2588 2315 2588 2315 1273 1000 1473 1200 1645 1372 1173 900 1573 1300 2041 1768 2041 1768 673 400 873 800 D300398 0506 excom Modules for temperature measuring Channel specific module diagnostics Diagnostics data is structured according to EN 50170 part 2 Alongside the module status device specific diagnostics and the status overview slot specific diagnostics the TIAOEx devices support the following channel status indications channel specific diagnostics Table 155 Error code No Meaning Error codes Standard 1 Short circuit 6 Wire break 7 Upper limit exceeded 8 Below lower limit Specific 19 Module type desired configuration not known 20 Module type actual configuration not known 22 Parameter not plausible inconsistent Function of the LEDs Table 156 LED Behaviour Function LED functions E Status Red flashing Module is not configured for this slot Green flashing The module h
106. The following products are provided with Mini Combicon termi nals for the signal connection level E EG VA4055 BV681 111 E EG VA4055 BV681112 A detailed description of the housings is provided in chapter Hous ings for the excom stations page 3 1 A detailed description of the module racks Module rack versions for different station sizes supply voltages and terminals page 1 4 D300398 0506 excom The excom components their functions and technical data Accessories without a slot on the module rack Hi MODEX filter The MODEX filter ident no 6884062 is recommended for improving the startup behaviour and increasing operational reliability This filter must be fitted separately on a C rail External power supply page 1 19 Figure 15 D300398 0506 excom 1 33 System description excom 1 34 D300398 0506 excom 2 Safety requirements in explosion hazardous areas General safety instructions ere erroe n kanan uan u unu uan ua a uuu nn 3 Corect operator RETE 3 Compliance with relevant standards e e eee ren nn nn 5 Installation guidelines kann nakan a ua ree aa nennen 6 Connection to the PCS or PLO J K K Cllll kk kk KEK nnns 6 Connection of peripheral field devices eeeeeeeeeseeeereeeene 7 Provisions for usage in zones 1 and 2 sssesssessseeene
107. Wire break monitoring is acti vated deactivated for all 8 chan nels of the module Substitute value Depending on the parameter strategy setting either the minimum the maximum or the last valid value is set Debouncing In order to debounce the mechan ical contacts an additional attenu ation of the input signals is acti vated Polarity Activation or deactivation of signal inverting Effective direction Depending on the set parameters the module s channels are either configured as inputs or as outputs 7 10 D300398 0506 excom Digital input modules Table 66 DM80Ex mode 2 D300398 0506 Mode 2 In mode 2 the module has 5 parameter bytes In mode 2 module parameterisation is always effective for two channels Parameter name Short circuit moni toring Wire break monitoring Substitute value strategy Effective direction Polarity Debouncing Channel 1 Channel 8 excom Meaning Short circuit monitoring is acti vated and deactivated separately for each channel Wire break monitoring is acti vated and deactivated separately for each channel Depending on the parameter setting either the minimum the maximum or the last valid value is set separately for each channel Depending on the set parameters the module s channels are either configured as inputs or as outputs Activation or deactivation of signal inverting In order to debounce the mechan ica
108. ability The power supply is redundant The following components are required MT18 CO024 MT18 R024 page 1 7 n 2x PSD24Ex supply module page 1 14 n 2x MODEX filter page 1 33 Figure 19 Connection on the module rack MT18 C R O24 Redundancy with CO two power sourc es gt lt gt lt LLI LLI o2 o3 cir gt iL O 1284 1 294 XE XXXX L 24VDC l l PE ji 24 VDC PSD24Ex PSD24Ex 4 r N 0Q 5 LO OJ 00 O9 Or N TAT 2 16 D300398 0506 excom Installation guidelines 115 230 VAC power supply hardware redundancy The following example illustrates a circuit on the MT18 C230 rack with two power supply filters PS F24Ex The filters are factory fitted on the MT18 C230 rack Redundant power supply modules are provided and connected to the AC DC converters The two segment couplers are also powered here The coupler system OC11Ex page 5 17 The following components are required MT18 C230 page 1 8 E 2x AC DC converter PPSA230Ex PPSA115Ex page 1 16 n 2x PSD24Ex supply module page 1 14 Figure 20 Connection on the module rack MT18 C230 r PPSA230Ex PPSA230Ex PSD24Ex PSD24Ex lt a JL PS F24Ex 2 OGTIEX OCTIEX optional D300398 0506 excom 2 17 Safety requirements in explosion hazardous areas
109. age 8 3 m Al41Ex Analogue input module 4 channel page 8 15 AOAOEx Analogue output module 4 channel page 8 26 E AIHAOEX AIHA1Ex Analogue input modules 4 channels page 8 33 AOHAOEx Analogue output module 4 channel page 8 61 TI40Ex Temperature module 4 channel page 8 73 1 26 D300398 0506 excom The excom components their functions and technical data Counter module Hi n DF20Ex Digital frequency counter module page 9 2 HART compatible field devices Type AIH and AOH analogue modules are equipped with an inte grated HART controller This considerably simplifies the use of HART compatible field devices so that HART variables for example can be transmitted cyclically to the PCS It is also possible to parameterise HART field devices on the fieldbus by means of acyclic communication Coding pins exchanging modules during operation All modules can be plugged into or removed from the rack during operation even when mounted in zone 1 hot swapping Thus it is also possible to replace defective devices during operation After a module is replaced the system automatically checks whether the new module has been inserted into the correct slot Newly fitted modules are configured and assigned parameters auto matically Mechanical coding The user can code the module rack in such a way that a module can only be replaced by a module of the same type The coding is i
110. ally safe electrical equipment should not be able to cause an ignition under normal operating conditions in the event of a single fault or any combination of two faults Intrinsic safety must be ensured even when two independent faults occur at the same time For this reason components used to limit the electrical energy or protective parts of an apparatus of category ia must be present in triplicate Category ib An electrical apparatus of category ib should not be capable of causing igni tion under normal operating conditions in the event of a single fault Intrinsic safety must be ensured even when a fault occurs Any apparatus in category ib must have all components used to limit the electrical energy and protective parts in duplicate Explosive atmosphere An explosive atmosphere contains flammable mixtures of gases vapours mist and dusts with air under atmospheric conditions Explosive atmosphere dangerous A dangerous explosive atmosphere is a mixture containing flammable gases vapours and oxygen which can cause damage to persons directly or indirectly through an explosion when ignited Explosive mixture general term A combustible flammable mixture is a mixture of gases or vapours or a mixture of gases and vapours with mists and dusts capable of propagating a reaction after ignition Explosion hazardous area An explosion hazardous area is a location where a potentially explosive atmos phere may exist due to lo
111. alves that require a higher output than the maximum power on the output must be actuated via valve control modules Suitable control modules can be connected directly to the outputs of the DO4OEx module Note Each channel has two connections These connections have differ ent no load voltage values and can only be used individually and never together If a connection is used the neighbouring connection for the same channel loses its functionality The following variations are possible for example for connection 1 Table 74 Voltage and Maximum power at Power specifica maximum current output tions for connec with a no load tion 1 voltage of 24 VDC 24 V 6 mA 144 mW 18 V 25 mA 450 mW The following variations are possible for example for connection 2 Table 75Power Voltage and Maximum power at specifications for maximum current output connection 2 with a no load voltage of 16 VDC 15 V 35 mA 525 mW 12 V 45 mA 540 mW D300398 0506 excom 7 21 Digital modules Wiring diagrams Figure 71 Terminal assign ment DO40Ex terminal configuration connection 1 channel 1 channel 2 connection 2 channel 3 connection 2 connection 1 channel 4 PELE GLEE GREE ETT 7 22 connection possibilities selectable D300398 0506 excom Digital output module for standard Exi valves Technical data DO40Ex Table 76 Type Technical data of the digital o
112. ame Parameter values Ap TIAOEx T no no mode 2 4 Parameters for all channels Oto3 Sensor type 0000 Type B 0001 Type E 0010 Type J 0011 Type K 0100 Type L 0101 Type N 0110 Type R 0111 Type S 1000 Type T 1001 Type U 1010 Type C 1011 Type D 1101 75 4 75 mV 5 uV 1111 1 2 41 2 V 100 uV 4 5 Filter PT1 00 OFF 01 1 2s 10 11s 11 25s 6 7 Reference point 00 none 01 Internal 10 Pt100 at terminal 11 External thermostat D300398 0506 excom Appendix 53 DF20 Ex P Table 214 Byte Bit Parameter name Parameter values DF20 Ex P no no mode 2 0 0 A1 Line monitoring 0 ON 1 OFF 1 A2 Line monitoring 0 ON 1 OFF 2 A3 Line monitoring 0 ON 1 OFF 3 A4 Line monitoring 0 ON 1 OFF 4 B1 Line monitoring 0 ON 1 OFF 5 B2 Line monitoring 0 ON 1 OFF 6 B3 Line monitoring 0 ON 1 OFF 7 B4 Line monitoring 0 ON 1 OFF 1 0 A Counter 0 Host controlled reset 1 Terminal 1 A Debouncing 0 OFF control inputs 1 50 ms 2 3 A Direction detec 00 Forwards f lt 4 kHz tion 01 Host controlled f lt 4 kHz 00 Terminal f lt 4 KHz 11 Terminal auto f gt 1 25 KHz 4 5 A Substitute value 00 Min value output 01 Max value 10 Last valid value Appendix 54 D300398 0506 excom Parameters of the excom modules Table 214 Byte Bit DF20 Ex P no no mode 2 6 7 4 5 2 3 4 5 D300398 0506 excom Parameter name A Substitute value in
113. as not yet been configured by the gateway channel Yellow 1 4 Red Channel error wire break short circuit over range underrange etc D300398 0506 excom 8 85 Analogue modules 8 86 D300398 0506 excom 9 Function modules DF2OEx Digital frequency counter module 2 Frequency or counter module seeeeeeee eene nennen KK KA nnns 2 Counting and frequency function l iu kk kk kk nnne 3 Wining diagrams MR 4 Technical gala seadeid ana 5 Freguency Module serre aena E 7 Measuring INPUT e 7 Input for rotation direction discrimination ccceccceecceseeceeeeeeeeeceeeeeaees 8 SLAG iUius o Lc 8 Dynamic evaluation 255 ueccaiccacossadosusdessscncattentarsnabinedentacsteantenaenechecnrashaneneta 8 Contact configuration EE us kk kk kK k kK KK KK KK KK K KK RA 10 LED je al ea c 11 au ND gg 11 Counter 1110 CUI acesar ue Enni 14 COuUmMmer INOUE sis a mi 14 Input for counting direction discrimination esseeesssseeesss 15 cd cris 15 Dynamic evaluation E 15 Contact configuration eeessesseeeeseeeee seen nne nnne KK KK KK KK KK KK 16 LED reieile Rc mer m 17 zz t
114. asured value representation 215 214 213 212 211 210 29 28 27 26 25 ga 23 22 21 20 Status Numerical value 0 to 30000 bit The numerical value 0 30000 corresponds to 0 to 3000 K Kelvin The following general formula must be used for converting to degrees Celsius C 0 C 273 15K The temperature can be calculated from the numerical value into degrees Celsius C using the following formula numerical value 2732 10 C Error indication via the status bit of the data message Note In the event of an error the module provides an error indication via the status bit of the data message The status bit is set if there is a measuring range violation or a line error Thus the error can be evaluated consistently with regard to the measuring value D300398 0506 excom Modules for temperature measuring Measuring ranges Table 153 Meas Value Reso Not valid in case of Substitute Scaling the uring repre lution measuring range value in analogue values range senta violation case of tion invalid measuring value Over Under Min Max range range 75 0 5mV 75mV 75 mV 0 32767 75 mV 30000 1200 93000 100 1200 mV 1200 mV O 32767 1200 mV 27000 mF 0 0 0 1 K Sensor specific 0 32767 3000 K 30000 0 0 1 W 0 W 30 W 0 32767 30 W 30000 0 0 10W OW 300 W 0 32767 300 W 30000 na 100 W 0 W 3000 W 0 32767 3000 W 30000 D300398 0506 excom 8 83 Analogue modules
115. asuring range Depending on the parameterisation the measuring range is either set to 0 20 mA or 4 20 mA 8 30 D300398 0506 excom Analogue modules Table 105 Measuring value representation Table 106 Substitute values for the AO40Ex Table 107 Error codes D300398 0506 Mode 2 In mode 2 the module has 4 parameter bytes 1 byte per channel Note The parameters in mode 2 for the module AO40Ex are the same as those of mode 1 However parameterisation in mode 2 always applies to a single channel and not to the entire module Measured value representation 215 214 213 212 211 210 29 28 27 26 25 24 23 22 21 20 0 25000 corresponds to 0 25 mA Measuring Substitute values range 0 to 20 mA Min 0 mA Max 22 mA 4 to 20 mA Min 3 6 mA Max 22 mA Channel specific module diagnostics Diagnostics data is structured according to EN 50170 part 2 Alongside the module status device specific diagnostics and the status overview slot specific diagnostics the module AO40Ex supports the following channel status indications channel specific diagnostics Error code No Meaning Standard 1 Short circuit excom 8 31 Analogue modules Table 107 Error code No Meaning Error codes 6 Wire break Specific 19 Module type desired configuration not known 20 Module type actual configuration not known 22 Parameter not plausible inconsistent Function of the LEDs Table 108 LED Behavio
116. ay not be opened while the sys tem is powered Note Newer module rack versions prevent the cover from being opened before the power supply units and AC DC converters have been re moved from their slots The supplied power is sufficient for excom stations with any combination of I O modules Apart from this the only exception is when only DO40Ex modules are used In this exceptional case the redundant power supply unit may be used for supplying the missing power In this case check very closely whether you can manage without redundancy Refer to Safety requirements in explosion hazardous areas for application specific connection examples for the external power supply m 24 VDC power supply not redundant MT9 page 2 13 n 24VDC power supply with redundant hardware MT18 page 2 14 n 24 VDC power supply not redundant MT18 page 2 15 1 20 D300398 0506 excom The excom components their functions and technical data 115 230 VAC power supply hardware redundancy page 2 17 p 115 230 VAC power supply redundant page 2 18 115 230 VAC and 24 VDC power supply redundant page 2 19 D300398 0506 excom 1 21 System description excom Address switch and addressing PROFIBUS DP address In a PROFIBUS structure a station in this case excom station is identified by means of a network address Only the addresses 001 to 125 125 stations can be assigned Bus addre
117. ble in the following lengths 2 5 m 5 m 10 m 25 m 50 m 100 m 250 m 1000 m 2500 m Other features The Repeater functionality ensures that the amplitude and phase of the signal is regenerated so that an entire network segment can be connected to the coupler E An additional connection option enables the direct connection of two OC11Ex 3G or two OC11Ex 2G devices In this way an Increase of fail safe performance using redundant circuits page 5 22 or a new segment can be implemented Cable faults wire break short circuit are not transferred from one segment to another In this way the fault free operation of all segments independently of each other is ensured Acoupler is provided with 4 LEDs one status LED for the connected PROFIBUS segment one status LED for the connected fibre optic cable one operation LED for the power supply and one status LED for the automatic baud rate detec tion The Automatic baud rate detection baud rate setting page 5 29 function enables the baud rate to be detected automatically by the coupler when the rotary switch is set to 0 The baud rate can be set to a fixed value using switch positions 1 to 7 Connectors and bus termination Standard PROFIBUS connectors can be used on the RS485 terminal These normally have a switchable and integrated resistor combination for active bus termination For example D9T RS485 Ident no 6890942 D300398 0506 excom Physical c
118. cal operating conditions Explosion hazard An explosion hazard exists in locations in which a flammable substance can exist under normal operating or fault conditions and in a form that can create a flammable mixture in which the concentration of the substance is high enough to form an explosive mixture D300398 0506 excom Glossary 1 where the explosive or ignitable mixtures can come in contact with a source of ignition and continue to burn after ignition Explosion protection primary The primary method of explosion protection comprises measures which prevent formation of a dangerous atmosphere avoiding the use of flammable liquids increasing the flash point limiting the concentration to safe levels by means of natural and technical ventilation monitoring the concentration The primary method of protection is not described in this document Please refer to the explosion protection regulations of the professional association of the chemical industry Ex RL and the EN 1127 1 Explosion protection secondary The secondary method of explosion protection comprises measures which prevent ignition of a dangerous atmosphere For this purpose design meas ures or electrical techniques are used so that the electrical equipment can no longer form an effective ignition source and the combination of ignition source and explosive atmosphere is prevented the propagation of combustion to the surrounding explosive atmos
119. cally safe RS485 fieldbus system has been defined for approval Within the framework of this definition the values specified in point 15 IV of the gateway approval PTB 00 ATEX 2162 apply to all bus stations E Max value per terminal pair U 4 2 V Accumulated value of all terminal pairs l 2 66 A All bus stations are wired in parallel to the bus Voltage accumula tion of the individual output voltages U of the bus stations is thus excluded At no time should the output voltage U of a bus station be greater than the permissible input value Uj of a bus station The maximum current of the bus system is permanently defined at the value 2 66 A However each bus station can only provide the maximum certified current specified by the value ly The sum of the values of the bus stations in place must therefore be less than 2 66 A This also determines the theoretical number of bus stations within the bus system 2 26 D300398 0506 excom Installation guidelines Figure 27 U I considerations when intercon necting intrinsical ly safe bus nodes At no time should the output voltage U of a bus sta tion be greater than the permissi ble input value p U 4 2 V of a bus station The sum of the l values of the bus stations in place must there fore be less than 2 66 A o n S Uj 1 n n a intrinsically safe RS485 fieldbus system EN 50039 specifies cable types A and
120. cceeccceeccceseeceececaeeceseeceaeeesaeeesaeeeseeesseeessaeeesaes 9 Channel specific module diagnostics seeeeeeeeeeesseese 12 Functions of the LEDs 1 eeeeeeesseeesseeeseeee nenne nenne nnne nnne nnns 12 DIAOEx4 digital input module 4 channel eeesssseeesss 13 mdz ian j dii NT I I UU TET 13 Wiring diagraiMS MERE 14 Technical data resperir dessins ena a pa 15 Module parameters ccccccccesccceeeeceeeecececaeecsaeecsaeeseuseseuseseeeeseeeesseeeess 17 Channel specific module diagnostics seeeeeseeeeesssssse 18 PFHurouon aor tne LEDS as s a554ra55545 s ka neval kon uou Ta de pcd uUo ncc be ase K be DN 19 Digital output module for standard Exi valves 20 DO4OEx Digital output module 4 channel esses 20 Regio qM 20 Valve COR PO M 20 WINING diagrame m t 22 Technical data SERNMMMM MMDMDNHNnNHnNHnNHnNnENHNnEHNnEEHnEnRnEHnRHEnEEHnRnHEnHnRnEEHn HH HJ JJJM M 23 a OC U VO rore aR OE 25 Module parameters eesseesssesseeeseeeen nene nnns nnne nnne nnns narius 26 Bit configuration of the output byte i kk kk kK KA 28 Channel specific module diagnostics seeeseeee
121. ceed the maximum temperature specification of temperature class T4 the maximum permissible ambient tempera ture is reduced according to the power of the modules installed see also the temperature curves Assessment of temperature compli ance page 2 39 Max admissible ambient temperature Basic P housing power of the installed modules EG VA6555 59W 20 40 C lt 50 W 20 45 C lt 40 W 20 50 C lt 30 W 20 53 C EG VA4055 30W 20 48 C lt 20 W 20 53 C D300398 0506 excom Notes on explosion protection certificates Ordering code for the systems approved as a whole ae An approved complete system can be ordered using the following ordering code Figure 36 Ordering code EG VA xxxx BV 68 X x x Meaning 1 M16 K 2 M20 K 5 customer specific version No installation of MODEX filter installation of 1 MODEX filter installation of 2 MODEX filter installation of PS F24Ex 1 filter installation of PS F24Ex 2 filter Ao N o j Xx eo MT18 RO024 for 24 VDC power supply pluggable terminals o N MT18 C024 for 24 VDC power supply cage clamp terminals MT18 C230 for 230 115 VAC AC DC converter cage clamp terminals O MT9 RO24 for 24 VDC power supply pluggable terminals k N MT9 C024 for 24 VDC power supply cage clamp terminals 4055 field housing 400 mm x 550 mm x 210 mm 6555 field housing 650 mm x 550 mm x 210 mm D300
122. cross section min 4 mm Insulated shielding busbars are used for routing the shield and the equipotential bonding conductor separately The insulated shielding busbars may not be connected with the field housing and thus with the equipotential bonding system The shield for the fieldbus cables is connected at one end to the existing shielding busbars if shielded field cables are used The shield for the fieldbus cable is connected in the control room to a central point which also serves as the connection for the equipotential bonding system separate routing of shield and equipotential bonding from this point on Power supply and fieldbus cables must be routed separately alternatively it is possible to install shielded power cables observing a minimum distance of 30 cm from the field bus cable Equipotential bonding must be provided between the control room and the field installation l safe area I explosion hazardous area l isolating host iranst mar equipotential bond gt 6 mm equipotential bond D300398 0506 excom 2 33 Safety requirements in explosion hazardous areas Fi igur e 33 safe area W
123. cted regularly by a qualified electrician who shall verify that the equipment is free of defects such as cracks in the housing damage or discolouration of modules as a result of excessive temperatures and damage defective seals and the se cure fit of terminals and sealing plugs The electrical equipment must be disconnected from the power supply prior to exchanging or dismantling non pluggable compo nents The use parts other than genuine TURCK components is not permitted A Attention f maintenance is performed on part of the excom system on which explosion protection depends operation must not be resumed until the electrical equipment has been inspected by an expert for com pliance with explosion protection regulations issued applicable cer tification of this or until the control mark of this expert has been attached to the apparatus Inspection by an expert is unnecessary if the manufacturer performs a maintenance test on the equipment and certifies successful testing by attaching the inspection mark prior to resuming opera tion Note i T he approval expires if the device is repaired modified or opened by a person other than the manufacturer or an expert unless the de vice specific instruction manual explicitly permits such interven tions D300398 0506 excom 2 35 Safety requirements in explosion hazardous areas Marking All excom components are marked as follows Approval number of the EC type
124. ctivation of a software filter 8 51 Analogue modules AIH41Ex 4H In this configuration the module adds 4 HART variables to the cyclic data transfer Table 123 Parameter name Meaning AIH41Ex 4H mode 2 Short circuit moni Short circuit monitoring is activated and toring deactivated separately for each channel Wire break monitoring Wire break monitoring is activated and deactivated separately for each channel Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set separately for each channel SVn channel m Activation deactivation of the secondary variable n of channel m Filter PT1 Activation of a software filter 8 52 D300398 0506 excom Analog HART compatible modules AIH41Ex 1H In this configuration the module adds 1 HART variable to the cyclic data transfer Table 124 AlH41Ex 1H mode 2 Parameter name Line monitoring Substitute value strategy HART status meas uring range Filter PT1 HART variable HART variable of channel D300398 0506 excom Meaning Line monitoring is activated and deacti vated separately for each channel Depending on the parameter setting either the minimum the maximum or the last valid value is set separately for each channel OFF 0 20 mA Dead zero without HART status request Wire break and measuring range underrange monitoring are not active Gate
125. d earthing at both ends 4 shielding concepts are available 1 The connections are hard earthed with the earthing potential at both ends To prevent equalising currents over the cable shield a separate equipotential bond conductor is required This must be a cable with a minimum conductor cross section of 6 mm routed in parallel to the fieldbus cable The equipotential bonding conductor must be routed both between the supplying device and the first bus station as well as between all other bus stations In order to minimise the active shield area the equipotential bonding conductor must be installed as close to the shielded cable as possible The shield must also be connected to the PROFIBUS connector body If you wish to save the equipotential bonding cable check whether shielding concept 2 Seite 2 30 will meet your requirements Observe the General requirements for equipotential bonding page 2 33 Shield Data line 6mm equipotential bonding cable hard earthed excom excom D300398 0506 excom 2 29 Safety requirements in explosion hazardous areas 2 The connection at the supplying device is hard earthed the terminals of all bus stations in the segment have a capacitive earth An equipotential bonding conductor parallel to the fieldbus is not necessary The shield must also be connected to the PROFIBUS connector body This shielding concept meets most requirements to a high degree
126. d AOE x Vee ues FUR d MITE TOS N E 3 3 The output module AOHAOEx is designed for connection of intrinsi cally safe actuators such as control valves or process indicators The module is provided with protection type EEx ib IIC and can thus be used in combination with excom in zone 1 The explosion protection type of the outputs is EEX ia IIC Note i T he channels are not galvanically isolated from each other All out puts are on a common earth potential HART compatibility The module is suitable for connection of HART compatible actua tors These communicate directly with the integrated HART controller Measured value representation The resolution is 12 bits i e the analogue value of 0 25 mA is reproduced as a number between 0 and 4095 In order to simplify value representation the host system operates with the value range of 0 25000 Channel wise parameterisation D300398 0506 excom 8 61 Analogue modules Parameters such as line monitoring substitute value strategy etc can be set separately for each channel parameterisation is initiated exclusively by the PROFIBUS master Wiring diagrams Figure 83 terminal NM connection possibilities Terminal assign ment AOH40Ex m 1 20 mA me 2 20 mA 20 mA channel 3 channel 4 zd MA PELE ELLE En 8 62 D300398 0506 excom Analog HART compatible modules Technical data Table 135 Type Technical data
127. delay substitute value strategy wire break and short circuit monitoring D300398 0506 excom 7 3 Digital modules Table 61 Configuration of the DM80Ex Table 62 Bit assignment of data bytes 7 4 Configuration data throughput Different data throughputs are possible depending on the configu ration The following configurations are possible Input Output Type Configuration bytes bytes 1 1 DM80Ex Bi directional DM80Ex without status 2 1 DM80Ex S Bi directional DM80 Ex with status indications 1 0 DM80Ex 8l DM80Ex as a pure input module without status indi cations 2 0 DM80Ex S 8l DM8OEx as a pure input module with status indica tions The following table shows the assignment of the bits of the three data bytes input output and status byte Bit position Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit O Input byte Ch 8 Ch 7 Ch 6 Ch 5 Ch 4 Ch 3 Ch 2 Ch 1 n Status byte Ch 8 Ch 7 Ch 6 Ch 5 Ch 4 Ch 3 Ch 2 Ch 1 Input byte n 1 Output Ch 8 Ch 7 Ch 6 Ch 5 Ch 4 Ch 3 Ch 2 Ch 1 byte D300398 0506 excom Digital input modules E Note Ed In parameterisation mode 1 combined with a mixed operation the low order channels are inputs and the high order channels are out puts For example E 5 inputs 3 outputs Bits 0 4 in the input byte n are the inputs of channels 1 5 Bits 5 7 in the output byte are the outputs of channels 6 8 Note The status byte is configured in the same manner
128. ding conductor parallel to the fieldbus between the supplying device and the first bus station is not necessary An equipotential bonding conductor is also not required between the bus stations The earthing capacity of capacitive earthing at both ends is very low High frequency interference signals are well earthed Check whether these features are suitable for your application and compare it with shield concept 2 Seite 2 30 Observe the General requirements for equipotential bonding page 2 33 Figure 31 Capacitive earth ing on the supply 7 ing device capacitive earth ing of all bus sta tions Shield Data line pum za xaz n m rH E zanl l i T excom excom 2 32 D300398 0506 excom Installation guidelines Figure 32 Separate equipo tential bonding General requirements for equipotential bonding The excom system module rack and the field housing are permanently connected electrically The field housing is part of the equipotential bonding system The field housings must be connected to the equipotential bonding system via a bonding conductor with a cross section of at least 6 mm If non conductive field housings are used the excom 9 module rack must be connected directly to the equipotential bonding system If the cable shield is connected directly to the integrated shielding bar of the excom module rack the shielding bar must be connected with the equipotential bonding system
129. e E VZ sign O positive measuring value 1 negative measuring value Note i T his also applies to function block B In this case bytes 5 to 8 are Figure 88 Dynamic detection of rotation direction IN leading 9 8 assigned Input for rotation direction discrimination In addition to the measuring input there is an input available for detection of the rotary direction Depending on the parameters set via the host system rotation direction detection is either static or dynamic In the dynamic detec tion mode the maximum measuring frequency is 1 25 kHz Static evaluation If static detection of the input signal is selected logic O stands for forward motion and logic 1 stands for reverse motion Dynamic evaluation If dynamic detection is selected the rotation direction is detected by means of the phase relation between the measuring input and the input for rotation direction detection The following drawing shows the principle IN oe a DIR L D300398 0506 excom DF20Ex Digital frequency counter module Figure 89 Dynamic detection of rotation direction IN trailing Table 160 Output byte 0 of the DF2OEx F for function block A IN d L DIR l L tph Further it is possible to preset the direction detection via the host system In that case the DIR input is inactive The control byte of the DF20EX P is structured as follows Bit 7 6 5 4 3 2 1 0 Meaning
130. e Meaning Continuous yellow Baud rate detected Yellow flashing Baud rate detection active OFF Baud rate setting via rotary switch D300398 0506 excom 5 21 PROFIBUS DP interface Increase of fail safe performance using redundant circuits The OC11Ex 3G and OC11Ex 2G devices are provided with an 8 mm snap in connector in addition to the PROFIBUS SUB D terminal This is used for providing a redundant connection to a second OC11 with the same redundancy concept as for the SC12Ex The description below shows how the interface can be used for creating a redundancy circuit Figure 57 Redundancy cir Non Ex area cuit with OC1 1 E Version 1 Ex Area Zone 2 Ex area Zone 1 excom1 DP connector with integrated terminating resistor p fibre optic connection Profibus link interface DP connector 5 22 D300398 0506 excom Physical connection with SC12Ex or OC11E x Figure 58 Non Ex area an en aster aster med iioii d d 1 redundancy 2 cuit with OC71 connection Version 2 RS485 Ex area zone 2 max distance between the fibre optic connection fibre optic couplers 2 5 km Profibus link interface 1 Ex area zone RS485 1S DP connector DP connector with integrated terminating resistor excon D300398 0506 excom 5 23 PROFIBUS
131. e 1 Station_status_1 6 Diag Prm Fault This bit is set by the DP slave upon receipt of a faulty parameter message e g wrong message length wrong ident number invalid parameters 7 DIAG Master_Lock The DP slave has been parameter ised by another master This bit is set by the DP master class 1 if the address in byte 4 does not match address 255 and differs from the master s own address The DP slave sets this bit to 0 Table 38 Bit Name Meaning Bit assignment in no Header Byte 2 Station_status_2 0 Diag Prm Req The slave must be assigned param eters again 19 Diag Stat Diag The DP slave sets this bit to indicate static diagnostics that the master is to collect diag nostics information from the respective slave until it resets the bit For example the DP slave sets this bit if itis not capable of transmitting valid user data 2 This bit is set by the DP slave to 1 3 Diag WD_On This bit is set by the DP slave as Watchdog on soon as the watchdog control func tion has been activated D300398 0506 excom 5 49 PROFIBUS DP interface Table 38 Bit Name Meaning Bit assignment in no Header Byte 2 Station status 2 4 Diag Freeze Mode This bit is set by the DP slave upon receipt of a Freeze control command 5 Diag Sync Mode This bit is set by the DP slave upon receipt of a Sync control command 6 reserved 0 T Diag Deactivated This bit is set by the DP master if the DP slave has bee
132. e EC type examination approvals certifying compliance with explosion protection This does not involve any disadvantages for the plant operator because the authorised testing bodies have taken this into account and ensured that approvals are carefully coordinated within the system The module rack is provided with a different type of approval than the modules It is designated by the letter U in the approval which is given for incomplete items of electrical equipment This defini tion in accordance with EN 50014 1997 paragraph 3 23 and 3 25 covers Ex components as opposed to the term equipment These incomplete items of electrical equipment may not be used in explosion hazardous areas on their own and require a separate approval when integrated in electrical equipment The first paragraph in section 15 of the module rack approval PTB 00 ATEX 2194 U stipulates exclusive application of the module rack in combination with the excom system In turn section 15 of the individual module approvals describes each module as a compo nent of the excom system and explicitly states approval of the module rack An additional approval or document is thus not needed due to this integral approach This therefore ensures the approval of the collec tive operation of all individually approved components of the excom system It is not necessary to verify and certify intrinsic safety for the internal connection of the individual module
133. e GSD file Trk1ff9f This provides only one byte of parameter data per module All channels of a module are assigned the same parameters In mode 1 the module has 1 parameter byte Parameter name Meaning Line monitoring Line monitoring is activated or deacti vated for all 4 channels of the module Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set Filter PT1 Activation of a software filter for gener ating an average value Measuring range Depending on the parameterisation the measuring range is either set to O to 20 mA 4 to 20 mA O to 10 Vor 2 to 10 V D300398 0506 excom Analogue modules Mode 2 Two types of GSD files are available If you wish to parameterise your excom station in mode 2 select the GSD file Trckff9f In mode 2 the module has 4 parameter bytes 1 byte per channel The channel number is at the beginning of the parameter name e g C1 Replacement value strategy for parameterising the replace ment value strategy of the first channel Note The parameters in mode 2 for the module Al41Ex are the same as those of mode 1 However parameterisation in mode 2 always applies to a single channel and not to the entire module D300398 0506 excom 8 21 Analogue modules Measured value representation The resolution is 14 bits i e the analogue value of 0 25 mA or 0 10 VDC is digitised as a
134. e excom modules Table 204 AlH41Ex mode 2 AIH41Ex Byte Bit Parameter name no no 0 Parameters for channel 1 0 1 Filter PT1 2 3 HART status measuring range 4 5 Substitute value strategy 7 6 Line monitoring Parameter values 00 OFF 01 0 1 s 10 2 6 s 11 29 28 00 OFF 0 20 mA 01 OFF 4 20 mA 10 ON 4 20 mA 00 Min value 01 Max value 10 Last valid value 00 ON 01 OFF Parameters for channel 2 bit configuration identical to channel 1 Parameters for channel 3 bit configuration identical to channel 1 Parameters for channel 4 bit configuration identical to channel 1 reserved D300398 0506 excom 00000000 Appendix 37 Table 205 AIH41Ex 4H mode 2 Appendix 38 AIH41Ex 4H Byte Bit Parameter name no no 0 Parameters for channel 1 0 1 Filter PT1 2 C1 SV3 3 C1 SVA 4 5 Substitute value strategy 6 7 Line monitoring Parameter values 00 OFF 01 0 1 s 10 2 6 s 11 29 2 s 0 OFF 1 ON 0 OFF 1 ON 00 Min value 01 Max value 10 Last valid value 00 ON 01 OFF Parameters for channel 2 bit configuration identical to channel 1 Parameters for channel 3 bit configuration identical to channel 1 Parameters for channel 4 bit configuration identical to channel 1 D300398 0506 excom Parameters of the excom modules Table 205 Byte Bit Parameter name Parameter values Ap AIH41Ex 4H
135. e illustrates a circuit with a separate capacitor MODEX filter for improving the startup behaviour and increasing operational reliability The power supply is redundant The two segment couplers are also powered here The coupler system OC11Ex page 5 17 The following components are required MT18 CO024 MT18 R024 page 1 7 n 2x PSD24Ex supply module page 1 14 E 1x MODEX filter page 1 33 Figure 17 Connection on the module rack MT18 C R 024 C Hardware redun dancy with one power source PSD24Ex PSD24Ex OGIE OCHEX optiona 2 14 D300398 0506 excom Installation guidelines 24 VDC power supply not redundant MT18 ae The following example illustrates a circuit with a separate capacitor MODEX filter for improving the startup behaviour and increasing operational reliability The power supply is not redundant The following components are required MT18 CO024 MT18 R024 page 1 7 n 1x PSD24Ex supply module page 1 14 E 1x MODEX filter page 1 33 Figure 18 Wiring diagram MT18 with MODEX filter PSD24Ex D300398 0506 excom 2 15 Safety requirements in explosion hazardous areas 24 VDC power supply redundant MT18 The following example illustrates a circuit with two separate capac itors MODEX filters for improving the startup behaviour and increasing operational reli
136. e minimum the maximum or the last valid value is set Filter PT1 Activation of a software filter for gener ating an average value Measuring range Depending on the parameterisation the measuring range is either set to 0 20 mA or 4 20 mA D300398 0506 excom Analogue modules Table 86 Parameter name Meaning AI40Ex mode 1 Connection With this parameter the type of trans ducer supply must be indicated The parameter must indicate active if the transducer supply is provided via the input terminal of the excom station The parameter must indicate passive if the transducer power supply is provided externally Wiring diagrams page 8 4 D300398 0506 excom 8 9 Analogue modules Mode 2 Two types of GSD files are available If you wish to parameterise your excom station in mode 2 select the GSD file Trckffof In mode 2 the module has 4 parameter bytes 1 byte per channel The channel number is at the beginning of the parameter name e g C1 Replacement value strategy for parameterising the replace ment value strategy of the first channel Note E T he parameters in mode 2 for the module AIAOEx are the same as those of mode 1 However parameterisation in mode 2 always applies to a single channel and not to the entire module 8 10 D300398 0506 excom Analogue modules Table 87 Measuring value representation Table 88 Substitute values for the AO40Ex Measured value repre
137. e mounted Module rack MT9 The module rack MT9 is designed to accommodate up to 8 I O modules 1 gateway and 1 power supply It is mounted via M6 screws or bolts Attention Special type GM306 slide nuts and type GS406 threaded bolts must be used in conjunction with M6 nuts in accordance with DIN 934 for mounting in stainless steel housings EG VA4055 or EG VA6555 D300398 0506 excom 4 3 Mounting and mounting instructions Dimension drawing for the module rack MT9 C R O24 Figure 45 Module rack MT9 C R 024 4 4 D300398 0506 excom Mounting the module racks Module rack MT18 a The module rack MT18 is designed for taking 16 I O modules 2 gateways and 2 power supply units MT18 C R 024 or 2 power supply units with 2 AC DC converters for 115 230 VAC MT18 C230 It is mounted using M6 screws or bolts Attention Special type GM3006 slide nuts and type GS406 threaded bolts must be used in conjunction with M6 nuts in accordance with DIN 934 for mounting in stainless steel housings EG VA4055 or EG VA6555 D300398 0506 excom 4 5 Mounting and mounting instructions Dimension drawing for the module rack MT18 C R 024 D300398 0506 excom Figure 46 Module rack MT18 C R 024 4 6 o x Q hn 2 9 9 E Q Ka nr o c c gt e Dimension drawing for the module rack MT18 C230 Figure 47 Module rack MT18 C230 4 7
138. e segment couplers and the different features required for application specific use D300398 0506 excom 5 3 PROFIBUS DP interface Segment coupler SC12Ex Figure 49 Front view of the SC12Ex d PTB 03 ATEX 2115 e 24 VD 24 VDC IL e E ll 2 GD EEx ib C meee es Up 3 71 V Ujs42V E Qe ane EE INE lo 129 mA Tuz 20 70 C e 2z 19 20 4 5 Po 120 mW 45 45 linear characteristic x a ee TURCE D 45466 Milheim an der Ruhr 6 500 00 e R5485 721 TD RS485 IS a T 8 not used f 9 not used e e e A Terminal for the PROFIBUS standard interface SUB D connector assignment for RS485 RS485 IS page 5 28 Two terminals for intrinsically safe PROFIBUS interfaces to RS485 IS Shield connection capacitive or direct earthing Shielding concepts of the fieldbus sys tem page 2 28 Two three pole COMBICON screw connectors for connecting the power supply Earthing bolt with M5 thread Rotary switch for selecting a baud rate or selecting Baud rate detection mode Automatic baud rate detection baud rate setting page 5 29 Test certificate number as well as explosion protection group Test certificate number PTB 03 ATEX 2115 Explosion protection group Il 2 GD EEx ib Il All areas except mining 2 The round brackets indicate the apparatus group The 2 stands for high level of safety G Explosion protection for gas vapour mist D Exp
139. e to the admissi ble voltage of the internal power supply modules The space between the 24VDC power supply and the housing wall is specified with a clearance of min 5 mm and a creepage distance of min 8 mm The mounting space for cable connection must have a side clear ance of 20 mm 2 20 D300398 0506 excom Installation guidelines Installing the excom stations in a mounting cabinet The following four drawings show the minimum clearances when installing the excom stations in a mounting cabinet Figure 23 MT18 C230 with FO via the coupler OC11Ex 2G gt LA 5 i 0 AN o 2 2 2 D O a Ts C Xx QO c O o E 20 OOOO Hoaoeogaoo Hln nm n nm apgaagago Shielding rail mummmmm oppooo IN DIODODODODD Eod UBOoOOooo ILL Y 3C IEEE aapoboboo OOOO acoooooo ILL C 3C IEEE geoon ooodcoodi geoon OOOO gogoco 1n nm nnn r ndo mm mm mnn atdooooo mm mm mnn Basa sana mm mm mnn Seperation area EExe EExi Thread measure 750mm m OD lO LI Oo lO Li Oo JC LI lC DI Oo Oo jC DI JO LI IO DI IO DI JO DI JO DI JO LI Lil ID 0I IO Ol IO DI IO DIE IO DIE IO Di IO Hi IO H IO DI IO DIE IO DIE IO DIE IO DIE IO CIE IO Li e o0 IO DI OO IO DI lC DI IO DI JO DI JC D JjC DI jC DI JO LI IO D
140. e value strategy 8 50 Meaning Short circuit monitoring is activated and deactivated separately for each channel Wire break monitoring is activated and deactivated separately for each channel Depending on the parameter setting either the minimum the maximum or the last valid value is set separately for each channel Activation deactivation of the secondary variable n of channel m Activation of a software filter Parameter value Line monitoring is activated and deacti vated separately for each channel Depending on the parameter setting either the minimum the maximum or the last valid value is set separately for each channel D300398 0506 excom Analog HART compatible modules Table 122 Parameter name AIHA4 1Ex mode 2 HART status meas uring range Filter PT1 D300398 0506 excom Parameter value OFF 0 20 mA Dead zero without HART status request Wire break and measuring range underrange monitoring are not active Gateway sends Min value 0 as substitute value to host OFF 4 20 mA Live zero without HART status request Wire break and measuring range underrange monitoring are active Gateway sends min value 3 6 mA as substitute value to host ON 4 20 mA Live zero with HART status request HART diagnostics active Wire break and measuring range underrange moni toring are active Gateway sends min value 3 6 mA as substitute value to host A
141. ection degree IP54 is achieved when installing the cables Additional temperature verification When using valve control modules an additional temperature verification must be completed as the specified temperature characteristics are no longer valid Assessment of temperature compliance page 2 39 D300398 0506 excom 4 9 Mounting and mounting instructions Connecting and wiring the excom stations The excom stations must be connected and wired as described in the following Otherwise correct operation cannot be guaranteed Warning System installation modification extensions and all work on the module rack or in the housing must be carried out by qualified staff in compliance with the applicable national standards The EEx e connections are protected by covers with IP30 protection Before removing the covers the circuits must be disconnected The EEx e cables must be routed via the cable glands desig nated for this purpose Crossings of the EEx e and EEx i circuit cables should be avoided Should this not be possible the installation regulations must be observed The cables must be connected according to the terminal mark ings provided D300398 0506 excom System extension or replacement of modules a Only TURCK original parts should be used for spares or exten sions Attention excom components must only be transported and stored in the original TURCK packaging
142. ections are made in this way so that only the peripheral devices have to be connected D300398 0506 excom 1 11 System description excom excom station components at a glance Figure 5 excom module rack MT18 C R 024 nawi ri mieu im MG rm n neram 4 Supply modules Redundancy page 1 13 External power supply page 1 19 Address switch and addressing page 1 22 PROFIBUS DP connection page 1 23 Connections to the field level page 1 23 Gateways Redundancy page 1 25 I O modules Overview page 1 25 Coding pins exchanging modules during operation page 1 27 LEDs and diagnostics page 1 30 _ o TI n1 OUV gt 1 12 D300398 0506 excom The excom components their functions and technical data Table 2 Supply modules Redundancy The power supply units provide a reliable power supply for the entire MT18 C230 system The module rack used determines the power supply possible for the station MT9 C R 024 MT18 C R 024 PSD24Ex with PSD24Ex with 18 32 V DC power 18 32 V DC power supply connection supply connection Redundant Redundant modules cannotbe modules can be fitted fitted PPSA230Ex with 230 V AC mains voltage connection Or PPSA115Ex with 115 V AC mains voltage connection The PSD24Ex supply modules are installed downstream Redundant modules can be fitted 1 power supply slot 2 power supply slots 4 power supply slots
143. edun dant Selection of the redundancy type OFF Redundancy without moni toring function Mode 1 Flying redundancy Mode 3 System redundancy Redundancy page 5 37 Address offset Offset value Activation of the address offset in the flying redun dancy mode Address offset in order to HCIR active generate a virtual address The redundant gateway is polled under the slave address address offset Enable online configuration HCIR WCBC factor Factor to generate the maximum conversion time between old and new configu ration HCIR WCBC Basis x 100ms Determines the basis of the conversion time This parameter is valid only for the gateway configuration with a suffix C on the product name D300398 0506 excom 6 7 Gateway GDP1 5 Table 59 Parameter name Meaning Parameters for GDP1 5Ex Mode Cyclic data The default value of this parameter is 0 and must not be changed These parameters are valid only for the gateway configuration with a suffix D on the product name This configuration is only possible in mode 1 Unused channels slot 1 Deactivation of individual channels on slot 1 by setting a bit at the appropriate location of the byte corresponding to the channel number Each slot is assigned one byte i e a maximum of 8 channels When defining the parameter the value must often be entered in decimal format e g The channel 8 is deactiva
144. edundant GDP not available Redundant GDP error Redundant GDP w o DP comm 5 57 PROFIBUS DP interface Table 47 Code Meaning Errorcodesforthe no I O modules 19 Module type desired configuration not known 20 Module type actual configuration not known 21 reserved 22 Parameter not plausible inconsistent 23 to 29 reserved 30 HART status error 31 HART error Diagnostics of analogue modules The diagnostics messages of the excom analogue modules depend on the parameterised measuring range of the modules Table 48 Measuring Short Wire Under Over Diagnostics range circuit break range range Analogue modules Table 49 0 to 20 mA X X or to be turned 0 to 10V off sepa rately Table 50 4 to 20 mA X X X X or tobeturned tobeturned 2to10V off sepa off sepa rately rately 5 58 D300398 0506 excom Diagnostics Table 51 Substitute value strategy Analogue modules Table 52 Substitute value strategy Digital modules D300398 0506 Module behaviour in the event of an error The modules basically behave as defined in the substitute value strategy The inverting of binary signals also results in inverting of the Min Max values because the substitute value represents the required status of the instrumentation and not the status of the periphery The following tables show the module behaviour in the event of an error Substitute value strategy Min value 0 to 20 mA
145. ee nenne 7 Mounting guidelines e eese esee kk kk kK KK KK K KAKA kK KK KK nennen nnns 7 a9 i Elle MNT eet nee nr le nee nee eee nee ert er rl 8 Cable connecCt OnS ll li auda pisi du SEI a Daten pU RE i KAK Ida KK KA KK KA KK KA KA 9 Connecting the power supply to the PPSA230Ex and PPSA115Ex 10 Direct connection of the power supply to the PSD24EXx 10 Connection of the power supply via a MODEX filter 12 Connecting the PS F24EXx eeeeecssseesseeeeee kK k KK nennen nn nnns 12 Example wiring diagrams for the power supply 13 24 VDC power supply not redundant MT9 13 24 VDC power supply with redundant hardware MT18 14 24 VDC power supply not redundant MT18 15 24 VDC power supply redundant MT18 u 16 115 230 VAC power supply hardware redundancy 17 115 230 VAC power supply redundant eeeeeeeeeeese 18 115 230 VAC and 24 VDC power supply redundant 19 Installing the excom stations in a mounting cabinet 21 Potential equalisation and shielding of the field circuits 25 FieldDUS COMIN SG OP ast E o oom 26
146. eeeeeeeeeenaeseeeneneeeeeens 26 Counter Trodule cies ide ssepe icai Jn EU ngu lon pass pado graui uu d oO cde ESEE 27 HART compatible field devices LkE kek kek kk kek Ari Coding pins exchanging modules during operation 27 LEOS and dIA dI TO S O s c46 seyl nl n waris l seher E ADA DER W N 30 PROFIBUS DP diagnostics AE E uuk kak kk k kk nennen 30 Transmission rate Cycle timMe cccccssssccecsssscecsseseececeeaeeeeesseseeeeensnseeessees 30 Overview Field housings eeeeseseeeeeeeeee enne nennen nnns 31 Overview Field housings with integrated module rack 31 Accessories without a slot on the module rack sssss 33 NT HNL aq m T a 33 D300398 0506 excom 1 1 System description excom Versions and optional uses of excom stations 1 2 excom is an intrinsically safe remote I O system for use in poten tially explosion hazardous areas The system s specific type of explosion protection allows operation and installation in zones 1 and 2 in accordance with EN 60079 10 The field circuits are approved for zone O The module rack comes in two different sizes for taking up to 9 or 18 modules These also have different power supply voltages and terminals The module racks are fitted with power supply units gate ways and I O modules In order to configure t
147. eeesses 28 Punclt ol OL h L DS six 5 55y4455 dan ye kasl E SERA NU NU UNE Gan 29 D300398 0506 excom 7 1 Digital modules Digital input modules DMSOEx Digital input output module 8 channel Figure 66 DM80Ex The input output module DM80Ex is designed for connection of NAMUR sensors EN 60 947 5 6 and actuators If mechanical contacts are connected and the wire break or short circuit moni toring function is activated a resistor circuitry WM1 ident no 0912101 must be implemented The 8 channels of the module are programmable as 8l 80 41 40 and 51 30 in parameterisation mode 1 In parameterisation mode 2 groups of 2 channels can be freely configured as inputs or outputs Module specific parameter assignment with mode 1 or channel specific parameter assignment with mode 2 is possible by selecting the suitable GSD files page 5 32 The module is provided with protection type EEx ib IIC and may thus be used in combination with excom in zone 1 The explosion protection type of the inputs outputs is EEx ia IIC i Note All inputs and output are on a common potential i e the channels are not isolated galvanically from each other Only the input and output block the bus and power supply are gal vanically isolated 7 2 D300398 0506 excom Digital input modules The input output behaviour is parameterised via the PROFIBUS DP ES master Possible parameters are switching behaviour input
148. eessaseeeeesaaseeessnaaeeeessaes 35 gS olan P 37 Gateway redundancy ccccccssseceeccseeeeeeeeeeseeeeeeaaseeesseaseeeeseseeeessanseeessees 37 Line redundancy flying redundancy hardware 38 System redundancy hardware and software eesessse 39 Birine Wle ana ci SN BD N DD g g 43 Digital TOD LU l tesserae issa ka kyani IE Wila NA ma KK d wan 43 Analogue mod Li l M llke yak ay kiyak Pa kak ka rai nan nw ka a S k a kiy kak waran Wa 45 Blego ae EA E E E EE E EEE br E ll Mn 47 Gateway diagnostics according to EN501 70 2 cccccceeseeeeeeeeeeeeeeees 47 Diagnostics Of analogue modules cccceeceeeeeeeeeeeeeeteeeeeeeeeeseeeeeseeeesnaes 58 Module behaviour in the event of an error E iEE 59 excom parameters for line redundancy ees 61 Gateway GDP1 5 Gareway GDP IO S 2 Connection to higher level systems cccccecssseeeeeeeeeeeeeeeeeeeeeeaaeeeeeseeeeeees 2 TEC A eR E E S 4 Gateway parameters eeessssssseseeeeeee eene n nnns nnne KK KK KK KK A Aa 6 FUNCHOM OLINE LEDS rm 9 Digital modules Digtal input TOQ U mro yil kk lalan b ka bara ab dak ake kana nakin w k ad A 2 DM80Ex Digital input output module 8 channel 2 DIAOEx4 d
149. ements of chapter Example wiring diagrams for the power supply page 2 13 must be observed Connecting the PS F24Ex When using a TURCK filter the power supply is connected directly as described in Connecting the power supply to the PPSA230Ex and PPSA115Ex page 2 10 and Direct connection of the power supply to the PSD24Ex page 2 10 The requirements of chapter Example wiring diagrams for the power supply page 2 13 must be observed The red cable of the PS F24Ex must only be connected to termi nals 1 2 or 7 8 and the black cable only to terminals 3 4 or 9 10 D300398 0506 excom Installation guidelines Figure 16 Connection on the module rack MT9 C R O24 Example wiring diagrams for the power supply 24 VDC power supply not redundant MT9 The following example illustrates a circuit with a separate capacitor Modex filter for improving the startup behaviour and increasing operational reliability The power supply is not redundant The two segment couplers are also powered here The coupler system OC11Ex page 5 17 The following components are required MT9 CO24 MT9 R0O24 page 1 6 n 1x PSD24Ex supply module page 1 14 E 1x MODEX filter page 1 33 beDSNEX xdirroo xat roo Isnoitqo D300398 0506 excom 2 13 Safety requirements in explosion hazardous areas 24 VDC power supply with redundant hardware MT18 The following exampl
150. emperature Relative humidity Vibration and shock testing Trapezoidal 23 3 V 134 Q Negligible lt 24 2 nF Maximum external inductance and capacitance page 8 7 Maximum external inductance and capacitance page 8 7 to bus and to supply IP20 20 70 C 95 at 55 C according to EN60068 2 according to IEC 68 2 6 and IEC 68 2 27 Refer to the following table for the max external inductance and capacitance values for the module AI40Ex Table 85 EEx ia EEx ib Maximum external inductance and IIC IIB capacitance Lo 0 2 mH 1 0 mH Co 125 nF 870 nF D300398 0506 excom 8 7 Analogue modules Table 86 AI4OEx mode 1 8 8 Module parameters Note Refer to the following for the bit assignment for mode 1 AI40Ex page Appendix 10 Mode 2 AIAOEXx page Appendix 27 Mode 1 Two types of GSD files are available If you wish to parameterise your excom station in mode 1 select the GSD file Trk1ff9f This provides only one byte of parameter data per module All channels of a module are assigned the same parameters In mode 1 the module has 1 parameter byte Parameter name Meaning Short circuit moni Short circuit monitoring is activated toring deactivated for all 4 channels of the module Wire break monitoring Wire break monitoring is activated deac tivated for all 4 channels of the module Substitute value Depending on the parameter setting strategy either th
151. erminal connec tions 24 VDC power supply units can also be exchanged in an energised state in zone 1 and zone 21 Two power supply units can be installed for redundant system operation if required When using the MT18 module rack two power supply units or two AC DC converters with two downstream power supply units can be used for redundant system operation 2 6 D300398 0506 excom Installation guidelines Connection of peripheral field devices ae The peripheral field components i e sensors and actuators located in the explosion hazardous area are connected via terminals on the module rack The modules feature protection type intrinsic safety and provide safe galvanic isolation The modules sensors and actuators can therefore be exchanged during operation hot swapping Provisions for usage in zones 1 and 2 If the system is installed in zone 1 or zone 21 it must be mounted in a specially approved EEx e field housing with protection rating IP54 or higher An EEx e type housing is not mandatory in zone 2 and only a housing with IP54 protection is required The customer is respon sible for enclosing the system in an appropriate housing as speci fied in this manual and in compliance with EN 50014 In both cases the effects of temperature rise within the housing must be taken into account Alternatively it is possible to order a factory assembled system in a series EG VA protective field housing to ensure
152. ernal inductance Lo Max external capacitance C General data Galvanic isolation Protection degree Operating temperature Relative humidity Vibration and shock testing lt 9 6 V lt 44 mA 106 mW Linear Negligible Negligible max Ly and max C for DM80Ex page 7 9 max Ly and max C for DM80Ex page 7 9 To bus and to supply IP20 20 60 C 95 at 55 C according to EN60069 2 according to IEC 68 2 6 and IEC 68 2 27 D300398 0506 excom Digital input modules Refer to the following table for the max external inductance L and max external capacitance C values for the excom module DM80Ex Table 64 Max Max max Lo and external inductance external capacitance C mF max Co for L mH DM80Ex IIC IIB 2 0 9 5 1 1 1 1 6 1 0 5 1 3 7 3 0 2 1 7 8 6 Module parameters a Note Refer to the following for the bit assignment for mode 1 DM80Ex DM80Ex S page Appendix 7 DM80Ex 8l DM80Ex S 8I page Appendix 8 Mode 2 DM80Ex DM80Ex S DM80Ex 8l DM80Ex S 8l page Appen dix 24 Mode 1 In mode 1 the module has 1 parameter byte Table 65 Parameter name Meaning DMSOEx mode 1 Short circuit moni Short circuit monitoring is acti toring vated deactivated for all 8 chan nels of the module D300398 0506 excom 7 9 Digital modules Table 65 Parameter name Meaning DMSOOEx mode 1 Wire break monitoring
153. errange bit OV 0 Overrange bit enabled 1 Overrange bit is reset MRS In case of host control the counter is enabled by this 0 Counter disabled 1 Counter enabled E RST Counter reset 0 Counter enabled 1 Counter reset and disabled Output byte 1 is analogue and controls function block B Contact configuration The 16 contacts of each module on the rack are configured as follows Table 167 Contact no Assignment Contact assign ment DF20Ex P 1 Counter input INA Function block A 3 Counter input INB a Function block B 5 Counting direction I O UP DOWN Function block A 7 Counting direction I O UP DOWN Function block B 9 Counting direction I O MRS A 25 Function block A 9 16 D300398 0506 excom DF20Ex Digital frequency counter module 11 12 13 14 19 16 Counting direction I O Function block B Reset I O Function block A Reset I O Function block B LED indications Table 168 LED Meaning DF20Ex P Mean ing of the LEDs 1 NI Ol oa AJ OJN QO IN A UP DOWN A MRS A RST A IN B UP DOWN B MRS B RST B D300398 0506 excom MRS B RST A RST B Function modules Parameter Mode 1 Since not all settings are covered by mode 1 the following parame ters are pre set Substitute value programming for inputs and output identical Counting of rising edges Frequency range 0 4 kHz Host controlled counter E Norrin
154. ers for channel 4 bit configuration identical to channel 1 D300398 0506 excom Appendix 31 Table 201 Parameter name Parameter values AIHAOEx 4H mode 2 Appendix 32 Byte Bit no no 4 Bit 0 Bit 1 Bit 2 Bit 3 Bit 4 Bit 5 Bit 6 Bit 7 C1 C1 C2 C2 G3 C3 C4 C4 SV 1 SV 2 SV1 SV 2 SV 1 SV 2 SV1 SV 2 Parameters for channels 1 to 4 0 OFF OFF ON O OFF ON CO OFF ON e OFF ON CO OFF ON n OFF ON CO o OFF 1 ON D300398 0506 excom Parameters of the excom modules AIH40Ex 1H Table 202 Byte Bit Parameter name Parameter values AIHAOEx 1H no no mode 2 0 Parameters for channel 1 0 1 Filter PT1 00 OFF 01 0 1 s 10 2 6 s 11 29 2 s 2 3 HART status 00 OFF 0 20 mA measuring range 01 OFF 4 20 mA 10 ON 4 20 mA 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 Wire break moni 0 ON toring 1 OFF 7 Short circuit moni 0 ON toring 1 OFF 1 Parameters for channel 2 bit configuration identical to channel 1 2 Parameters for channel 3 bit configuration identical to channel 1 3 Parameters for channel 4 bit configuration identical to channel 1 D300398 0506 excom Appendix 33 Table 202 Byte Bit Parameter name Parameter values AIH40Ex 1H no no mode 2 4 Parameters for channels 1 to 4 Bit 0 1
155. es O 1 2 21 and 22 the relevant installation regulations in accordance with EN 60079 14 must be observed Earthing of the field device shield depends on the specific require ments of the respective field device If a shield connection at both ends is required the equipotential bonding system already in place must be taken into account A Warning O n no account must a direct shield connection at both ends be im plemented in explosion hazardous areas without appropriate poten tial equalisation In such cases a capacitive shield connection can contribute to increased electromagnetic compatibility D300398 0506 excom 2 25 Safety requirements in explosion hazardous areas Fieldbus connection Notes on the system approval of the RS485 IS Ex i layer The gateway GDP1 5 establishes the connection to the external fieldbus system via the connectors GW1 and GW2 Note i T o obtain gateway functionality a segment coupler is always re quired irrespective of the system used A Attention f excom is used as an intrinsically safe system in the explosion hazardous area the segment coupler used must be approved and the operator is responsible for the verification and certification of intrinsic safety In this context it is relatively difficult to apply the classical approach to verifying and certifying intrinsic safety Each bus station can either be an input or an output For this reason an intrinsi
156. g 1015 D300398 0506 excom Connection to ABB ACS800F In the following window please select either a GSD based or a DTM based slave Figure 99 Selec EE xj tion of a GSD based slave PROF S DEWY Profibus dave GSD based PROF 5 FLT Pralibus slave DTM based GSD based slaves After entering the station address of the slave the associated GSD files have to be imported into the configuration software D300398 0506 excom 10 11 Configuration Figur e 100 Profibus Slave GSD File Import Importing the m Start import GSD files Have disk Suchen in a GSD amp ter E3 Cancel q Ix Vendor stationsspezifisch Dateiname TrckffSf Dateityp GSD Files gs v Abbrechen 4 The excom slave may be configured after importing the GSD files Configuration of the excom station Double clicking the entry of the slave will open the configuration window 10 12 D300398 0506 excom Connection to A Figure 101 BB AC800F Ki Industrial IT Control Builder F excom1 Commissioning Hardware Structure DEMO Hardware structure Search I O editor System Options la xl Crossreferences Back Object Help uo eee BES alel Slave configura tion E 188 HWSYS HWSYS FCSELECT FCsELECTI zi S P DFPO1 DFPO1 1 P 5i DFEOI DFEO 1 Ei S F1 DFMO1 DFMO1_1_F1 B A PROFI_M_DEV PROF_1_F1 i i gt
157. g components are required MT18 C230 page 1 8 1x AC DC converter PPSA230Ex PPSA115Ex page 1 16 n 2x PSD24Ex supply module page 1 14 Figure 22 Connection on the module rack MT18 C230 C n O x lt R j CO LLI S x x O n n i QA O ep A A A MEET IERI Eh An a E PS F24Ex 2 OC11Ex OC11Ex optional EET l D300398 0506 excom 2 19 Safety requirements in explosion hazardous areas A Attention W hen implementing the power supply connection examples shown observe the requirements stated in Connecting the power supply to the PPSA230Ex and PPSA115Ex page 2 10 Direct connection of the power supply to the PSD24Ex page 2 10 The auxiliary power supply should be short circuit protected by means of a fuse with 10 A max The requirements of EN 60079 14 VDE 0165 part 1 in particular chapter 11 additional requirements of explosion protection type e increased safety must be observed The terminals are located under an IP30 cover Attention A T his terminal cover may only be opened in a de energised condition after a waiting time of at least 30 seconds The system must only be operated with the cover closed A Attention P rior to applying the auxiliary power supply the user must test and ensure conformance of the auxiliary supply voltag
158. gateway are described in PROFIBUS DP interface in the section Diagnostics page 5 47 D300398 0506 excom 10 9 Configuration Connection to ABB ACS800F Figure 98 Inserting a slave 10 10 To configure the excom station in conjunction with an ABB PLC the configuration software Control Builder F V6 2 from ABB is used in our configuration example Network configuration Once the field controller the power supply the PROFIBUS module and the master have been selected the excom station can be added to the network as a slave Go to the menu item Edit Insert or right click the slave and then click Insert slave BX Industrial IT Control Builder F excom1 Configuration Hardware structure DEMO E 8 x Hardware structure Search Edit 1 O editor System Crossreferences Options Back Help amp e m ae x ean amp pe espss e miss El finee i8 HWSYS HWSYS Cf si prog FCSELECT FCSELECT1 Ed Vendor ABB m S P DFPO1 DFPO1 1 P MASTER Model name Profibus DPV1 Master m S E1 DFEDI DFEO1_1_E1 Tag name PROF 1 F2 EMPS ai S F2 DFM11 DFM11_1_F2 us address 1 m i PROFI M DEV PROF 1 F2 t coco E S EEEE E EEEE E E ESE ETA T m VIS VIS VIS Parameters gt Templates TESTED Templates KUBrares 7 7 H Start kev e I Industrial IT Control B Sir Unbenannt Paint PROFI M DEV PROF 1 F2 NOLOCK Aa
159. gned for connection of 2 3 and 4 wire temperature detectors type Pt100 Pt200 Pt400 Pt1000 Ni100 and Cu100 as well as thermoelements types B E D J K L N R S T and U It can also be used for low voltage 75 75 mV 1 2 1 2 V and for resistance measurements 0 30 W 0 300 W 0 3 KW The module is provided with protection type EEx ib IIC and can thus be used in combination with excom in zone 1 The explosion protection type of the inputs is EEX ia IIC Note EE T he channels are galvanically isolated from each other Line compensation cold junction compensation When connecting 2 wire temperature resistors line compensation is accomplished by means of fixed resistance values during parameterisation D300398 0506 excom 8 73 Analogue modules 8 74 When using thermoelements the external cold junction compensa tion is accomplished separately for each channel by connecting a Pt100 resistor to the two unused terminals However if internal cold junction compensation is selected it is effective for all channels via an integrated Pt100 resistor Measured value representation The resolution is 16 bits i e the analogue value is presented as a number between 0 and 65536 The temperature is reproduced as a value in 1 10 Kelvin An offset of 273 2 must be allowed for conversion into C Channel wise parameterisation Parameters such as line monitoring substitute value strategy and dam
160. gured by the gateway Flashing green The module has been configured rapidly The gateway has not sent any output data The master is not yet in data_exchange after configura tion channel Yellow 1 4 Red Channel error wire break short circuit etc D300398 0506 excom 8 25 Analogue modules AO4OEx Analogue output module 4 channel Figure 78 Analogue output Lir module AO40Ex ie uh T Vel Soden FIN D ATE FAR Wika Da is BET ti Sa n hy Te eee AOE n The output module AOAOEx is designed for connection of intrinsi cally safe actuators such as control valves or process indicators The module is provided with protection type EEx ib IIC and can thus be used in combination with excom in zone 1 The explosion protection type of the outputs is EEX ia IIC Note i T he outputs are galvanically isolated from each other HART compatibility The module is suitable for connection of HART compatible actua tors Thus the module can be parameterised directly via the connec tion level of the module rack via an approved modem HART compatibility means it is possible to connect to the terminals of the transmitter with an FSK modem the corresponding load is inverted in the module Measured value representation The resolution is 13 bits i e the analogue value of 0 25 mA is reproduced as a number between 0 and 8191 In order to simplify value representation the ho
161. gy Wire break moni toring Short circuit moni toring Parameter values 0 OFF 1 8 values 00 Forwards f 4 kHz 01 Host controlled f 4 kHz 00 Terminal f lt 4 KHz 11 Terminal auto f gt 1 25 KHz 0 OFF 1 50 ms 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF Appendix 21 Parameters in mode 2 GDP1 5Ex GDP1 5Ex C Table 193 Byte Bit Parameter name Parameter values Parameters for no no GDP1 5Ex mode 2 0 0 1 Prm Mode 00 Mode 1 01 Mode 2 Parameterisation mode determined by the GSD file as a constant parameter 2 Line frequency 0 50Hz 1 e0Hz 3 4 Analogue data 00 Status MSB format 01 Status LSB 10 No status 5 6 Module rack 01 MT9 8 I O modules 10 MT18 16 I O modules 7 SF1 0 Selection O 1 Selection 1 Appendix 22 D300398 0506 excom Parameters of the excom modules Table 193 Byte Bit Parameter name Parameters for no no GDP1 5Ex mode 2 1 0 1 Redundancy mode 2 SF 3 3 Power supply 4 5 Cyclic data only GDP1 5 Ex C 6 7 SF2 2 Oto6 Offset value 7 Address offset 3 0 to 5 HCIR WCBC Basis x 100ms 6 HCIR WCBC factor 7 HCIR active D300398 0506 excom Parameter values 00 OFF 01 Mode 1 11 Mode 3 0 Selection O 1 Selection 1 0 Single 1 Redundant 00 Selection O Default value must not be modified 00 Selection O 01 Selection 1 10 Selection 2 11 Selection 3 O to 124
162. h channel Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set Line resistance Setting the line resistance With 2 wire technology the line resistance basis are subtracted prior to linearisation Connection Connection technology 2 wire 3 wire etc Filter PT 1 Activation of the filter Sensor type Setting the sensor type 8 80 D300398 0506 excom Modules for temperature measuring TI40Ex T Table 151 Parameter name TIAOEx T mode 2 Wire break monitoring Substitute value strategy Heference temperature Reference point Filter PT1 Sensor type D300398 0506 excom Meaning Wire break monitoring is activated and deactivated separately for each channel Depending on the parameter setting either the minimum the maximum or the last valid value is set Setting of the reference temperature for the external thermostat None Cold junction compensation is not carried out Internal Cold junction compensation is carried out by Pt100 on the module Pt100 at terminal Cold junction compensation is carried out by Pt100 at terminal on the module rack External thermostat Cold junction compensation is carried out by thermostat onsite Activation of the filter Setting the type of thermoelement 8 81 Analogue modules Table 152 Measuring value representation 8 82 temperature in C Me
163. hannel specific module diagnostics csseeceeeceeeeeeeeneeseeeeeeseeeseneaaees 20 10 Configuration Connection to the Siemens S7 PLC J kak kaka nnns 2 Reading inthe GSD T suc c 2 Configuration of the excom station essen 6 Setting the station parameters cccccccssscecsssceeceeceeceuceeseuseesseneesseueeeseaes 7 Error diagnostics station system diagnostics when interfaced to an S7 SICUAGIIS PL aoa Umm 8 Connection to ABB ACSQOF id ima ds ka ha k Mak Ka a k W WE WAE WE Kane bak L b Wa bwa k K ku 10 pissed CG ONTOUPATION si sue t 10 OGOD DASOO SAV SS sei k n y kuren din V rere y k k wead rak ele near eke diyaye r n ce kev aa 11 Appendix Parameters of the excom modules cccccccceccccccecccteccecesstssssssssserscesseeesseesess 3 Parameters mM hode MER n al na kr n n b T ke Wa G Dewk 3 Parameters IN mode Z n 2xyal y n dur ya y ra n Ke ek Wa kan cu Ue on eine rada Dat Deo 22 Orderng detalleiieaun gerr ___ ___ mam 60 Power Supply ilt Susie dere ar ak keba le beken Kwa NE R Kake fua ea e s Dede fitus ROS 61 solo a DX TNNT RF 61 M cere LEI SA FAC HE ND Me E RAM E EE E EOE ESE 62 FIO USING ak M p EP 63 caftro 63 excom accessories cccssssseeseceeeseceeccececcccecccccccccccceccccecceucucecsuuuceuuusansenes 65 Glossary Index iv D300398 0506 excom Warning Dangerous electrical voltage
164. he excom station for the application Digital modules page 7 1 Analogue modules page 8 1 and Function modules page 9 1 are available that meet the requirements of field instrumentation in process automation As the backplane provides the intrinsically safe supply of the I O modules these can be removed and fitted during operation without having to disconnect the power supply This can also be carried out without interrupting any active data communication Note A redundant power supply unit or redundant gateway can be fitted during operation D300398 0506 excom Versions and optional uses of excom stations Figure of an excom station Figure 1 excom with the module rack MT18 R024 D300398 0506 excom 1 3 System description excom Module rack versions for different station sizes supply volt ages and terminals excom stations are mounted on module racks The excom module racks consist of a backplane and the rack system which is mounted in front of it The backplane is designed for power and data transfer and incorpo rates the connection level for the field devices The possible size of the station is indicated by the initial characters of the product name m MT18 Module rack for taking 2 power supplies 2 gateways and 16 I O modules Up to 128 binary inputs and outputs or 64 analogue inputs and outputs or any combination thereof can be configured Redundant gateway and or power su
165. he second redundant power supply unit The admissible max cable cross section is defined as follows Rigid cables 4 mm flexible cables 2 5 mm The auxiliary power supply should be short circuit protected by means of a fuse with 10 A max The requirements of EN 60079 14 VDE 0165 part 1 in particular chapter 11 additional requirements of explosion protection type e increased safety must be observed The terminals are located under an IP30 cover Attention A T his terminal cover may only be opened in a de energised condition after a waiting time of at least 30 seconds The system must only be operated with the cover closed Attention Prior to applying the auxiliary power supply the user must test and ensure conformance of the auxiliary supply voltage to the admissi ble voltage of the internal power supply modules The space between the 24VDC power supply and the housing wall is specified with a clearance of min 5 mm and a creepage distance of min 8 mm The mounting space for cable connection must have a side clearance of 20 mm D300398 0506 excom 2 11 Safety requirements in explosion hazardous areas Connection of the power supply via a MODEX filter When using a MODEX filter the power supply is connected directly to the MODEX filter When using a TURCK filter the power supply is connected directly as described in Direct connection of the power supply to the PSD24Ex page 2 10 The requir
166. he stainless steel field housing 9 Ambient teMpPerature ccccccccsscccsscccsseecsseccseeccseeeceeeseeesseeeseeeeseeeeseeeesaees 9 Compliance with protection degree l D4 EE kez 9 Additional temperature verification cccccccsecccsececeececeececeeeeceeeeceeeseeeesaes 9 Connecting and wiring the excom stations eee eene 10 System extension or replacement of modules een nnn 11 D300398 0506 excom 4 1 Mounting and mounting instructions Observation of safety requirements in explosion hazardous areas A Warning Chapter Safety requirements in explosion hazardous areas page 2 1 must be read in all cases The safety instructions as well as the mounting and wiring guidelines for explosion hazardous areas described in the chapter must be ob served without fail otherwise correct and safe system operation cannot be guaranteed 4 2 D300398 0506 excom Mounting the module racks The rack system is made of extruded aluminium sections This provides the system with enhanced stability and ensures optimum shielding The module racks are suitable for wall mounting and 19 rail mounting Warning The EEx e and EEx i circuits are located on the backplane The mod ule rack must only be transported and stored in its original packag ing Damaged or improperly handled devices which are no longer in their original factory condition must not b
167. heir hexadecimal value is 7F AO 00 00 Access to any HART variables in different channels is possible as required The following parameter values can be selected depending on the configuration of the module concerned Primary Primary variable represents the measured value 4 20 mA SV1 1st secondary variable normally the process value SV2 2nd secondary variable device specific SV3 3rd secondary variable device specific SV4 4th secondary variable device specific HART variables are always arranged in the cyclic data behind the analogue values of the module Different channels of a module are selected depending on the defined access to the HART variables D300398 0506 excom 5 45 PROFIBUS DP interface Ascending order is used starting with channel 1SV1 and ending with channel 4 SV4 If more variables are selected with a GSD based configuration than the module configuration specifies only the first variables are trans ferred according to the order described above For example Configuration AIH40 4H analogue input module with 4 HART variables Parameters Channel 1 SV1 and SV2 Channel 2 SV1 Channel 3 SV1 and SV2 Channel 4 SV1 and SV2 The following are transferred Channel 1 SV1 and SV2 Channel 2 SV1 Channel 3 SV1 Note PE T here is no indication of implausible parameters 5 46 D300398 0506 excom Diagnostics Table 36 Structure of the diagnostics message Gateway diagnostics accord
168. ical curve Max internal inductances L Max internal capacitances C Max external inductances L Max external capacitances C General data lI 2 1 G EEx ib ia IIC T4 EEx ia IIC IIB Connection to passive field device e g meas uring resistors lt 5 5 V lt 25 mA lt 35 mW Linear Negligible 60 nF max Lg and max Cy when connecting passive field devices page 8 78 Connection to active field device e g thermoele ments lt 1 2 V lt 50 mA 60 mW Negligible max Lg and max Cy when connecting active field devices page 8 78 Galvanic isolation complete Protection degree IP20 Operating temperature 20 70 C Relative humidity 95 96 at 55 C according to EN60069 2 Vibration and shock according to IEC 68 2 6 and IEC 68 2 testing 2f The max external inductances or capacitances can be taken from the following tables D300398 0506 excom 8 77 Analogue modules Table 147 max Lg and max Co when connecting pas sive field devices Table 148 max Lg and max Co when connecting active field devices 8 78 Max external inductance Lo mH 2 1 0 5 0 2 Max external inductance Lo mH 2 1 0 5 0 2 Max external capacitance C mF IIC 2 6 2 9 3 6 4 5 Max IIB 15 17 21 2f external capacitance C mF IIC 1 6 1 9 2 3 3 0 IIB 9 8 12 14 19 D300398 0506 excom Modules for temperat
169. igital input module 4 channel seesssseesss 13 Digital output module for standard Exi valves EE keke 20 DOAOEx Digital output module 4 channel EEEEEEEEUUUUjjjj 20 Analogue modules Analogue modules 1 eeeeeeeeeeee esee eene KK KK nh KA KK KK KK KA KK A KA KK KK KK K KK KK KK KK nnns 3 AI40Ex Analogue input module 4 channel uu UU 3 Al41Ex Analogue input module 4 channel sssessss 15 AO4OEx Analogue output module 4 channel 26 Analog HART compatible modules eeeeeeennnnnnnns 33 AIH40Ex AIH41Ex Analogue input modules 4 channels 33 AOHAOEx Analogue output module 4 channel 61 D300398 0506 excom iii Modules for temperature measuring seeeseseeeseeeeeneee nnne 73 TIAOEx Temperature module 4 channel c cccccsseecseeeceeeeeseeeeseeeeees 73 9 Function modules DF20Ex Digital frequency counter MOCUIE ccccceeeeceeceeseeeeeeeeeeeeeneneeeeeees 2 Frequency or counter module cccccceseeceesseteeaseteeseeeceaeeteeaeetenseetensaeetes 2 FYCQUEN CV Module A l 7 COUNTS RIMOGUIG m RENE 14 Substitute values and validity of measuring values with the DF20Ex 20 C
170. included when calculating the total number of bus stations D300398 0506 excom Physical connection with SC12Ex or OC11E x PLC system with PROFIBUS DP master card Node 1 Node 2 Node 31 Node on 1 Repeater Bus segment 2 Node 2 31 2 Repeater Node 32 p d here last repeater 1 Bus segment 3 Node 2 32 Segmentation of a PROFIBUS network example D300398 0506 excom PC with PROFIBUS DP plug in card 5 27 PROFIBUS DP interface Figure 59 View of a SUB D female and male connector Table 20 Assignment of the SUB D poles 5 28 SUB D connector assignment for RS485 RS485 IS The PROFIBUS interfaces are connected to 9 pole SUB D female connectors with the assignment as specified by the PROFIBUS standard Pol no N OO ol gt O QO RS485 n C n C RxD TxD P DGND DP n c RxD TxD N 5 4 3 2 1 9 8 7 6 12 3 4 5 6789 RS485 IS Meaning n C n c RxD TxD P Receive data Send data of the non inverted line n C ISGND Bus termination minus ISP Bus termination plus n C RxD TxD N Receive data Send data of the inverted line n C D300398 0506 excom Physical connection with SC12Ex or OC11E x Automatic baud rate
171. ing material Anodized aluminium D300398 0506 excom 5 15 PROFIBUS DP interface Cover material Protection degree Ambient temperature FR4 grey blue IP20 20 70 C D300398 0506 excom Physical connection with SC12Ex or OC11E x The coupler system OC11Ex Figure 55 i The OC11EXx coupler system 2 B with a fibre optic e E i cable connection amp fpr amp a pus nu Figure 56 Fibre optic cable Non Ex area for transmission DP V1 RS485 Master Ex area zone 2 OC11Ex 3G Vi fibre optic connection Ex area zone 1 max distance between the fibre optic couplers 2 5 km OC11Ex 2G RS485 IS li DP connector o DP t er na excom Slave with integrated terminating resistor D300398 0506 excom 5 17 PROFIBUS DP interface Fibre optic cable for transmission The coupler system transfers the bus signals via fibre optic cable from a safe area to a hazardous area In the safe area the OC11Ex 3G receives PROFIBUS DP signals on a standard RS485 interface and outputs them on an intrinsically safe fibre optic cable The OC12Ebx 2G communication partner can be installed in zone 1 This converts the signals of the fibre optic cable to the intrinsically safe RS485 IS data format This transmission is isolated and noise immune and can cover distances up to 2500 m 2 wire fibre optic cable with pre assembled ST connectors page Appendix 61 are availa
172. ing the auxiliary power supply the user must test and ensure conformance of the auxiliary supply voltage to the admissi ble voltage of the internal power supply modules The space between the AC power supply and the housing wall is specified with a clearance of min 5 mm and a creepage distance of min 8 mm The mounting space for cable connection must have a side clearance of 20 mm The PS F24Ex power supply filter must be used with an AC power supply The connection should be carried out as described in Example wiring diagrams for the power supply page 2 13 Direct connection of the power supply to the PSD24Ex All power supply components of the excom system must be installed in compliance with the requirements of explosion protec tion type e increased safety according to EN 50019 2 10 D300398 0506 excom Installation guidelines The power supply should only be connected directly to the ae PSD24Ex if the slot for the associated PPSA230Ex PPSA115Ex AC AC DC converter is empty The power supply is directly connected to the terminals 1 2 and 3 4 Terminals 5 6 PE can be used if required to connect an protective conductor routed together or a low noise protective earth conductor The protective conductor is terminated at this point and is not used further internally Terminals 1 6 are assigned to the first power supply unit terminals 7 8 and 9 10 and terminals 11 12 PE are allocated to t
173. ing to EN50170 2 Principle A slave informs the master of its status using a diagnostics telegram In this way the master can detect during the startup whether the slave is ready for data exchange or whether there is an initialisation error In DataExchange status a PROFIBUS slave then sends diag nostics data when the diagnostics buffer is changed For example due to a wire break in the peripheral components The excom gateway sends the master messages on incoming and outgoing errors Structure The structure of the diagnostics message complies with the PROFIBUS DP specification with extensions DPV1 Alarm messages are not supported Device specific diagnostics according to DPVO is replaced by status diagnostics according to DPV1 The slave sends the master its status information in the header during startup and during cyclic data exchange It is normally 6 bytes in length The first 3 bytes contain status information byte 4 shows the address of the relevant master Bytes 5 and 6 supply the PROFIBUS identifier The area starting from Byte 7 is for extended diagnostics Byte 1 6 Byte 7 15 Byte 16 19 Byte 20 Header Alarm Slot specific Channel status diag diagnostics specific diag nostics page 5 54 nostics page page 5 51 5 55 Header The following tables provide an exact specification of the individual diagnostics bytes of the header Bit assignment in Header Byte 1 Station status 1 page 5 48 D300398
174. interface Table 11 5 6 Baud rate Transmission distance 9 6 kBaud 1 200m 19 2 kBaud 1 200 m 45 45 kBaud 1 200 m 187 5 kBaud 1 000 m 500 kBaud 400 m 1 5 MBaud 200 m One of the Shielding concepts page 5 8 must be used in the installation Other features The Repeater functionality page 5 26 ensures that the ampli tude and phase of the signal is regenerated thus preventing any loss in signal strength and quality Cable faults wire break short circuit are not transferred from one segment to another In this way the fault free operation of all segments independently of each other is ensured The coupler is provided with 6 LEDs page 5 11 The Automatic baud rate detection baud rate setting page 5 29 function enables the baud rate to be detected automatically by the coupler when the rotary switch is set to 0 The baud rate can be set to a fixed value using switch positions 1 to 7 Connectors and bus termination Standard PROFIBUS connectors can be used on the RS485 terminal These normally have a switchable and integrated resistor combination for active bus termination For example D9T RS485 Ident no 6890942 The PROFIBUS connector D9T RS485IS Ident no 6890944 must be used on the intrinsically safe RS485 IS terminal The connector D9T Ex Ident no 6890938 must be used on the PROFIBUS terminal of the excom station D300398 0506 excom Physical connection with SC12Ex or OC11E x
175. internal inductances L Max internal capacitances C Max external inductances L Max external capacitances C General data Galvanic isolation Protection degree Operating temperature Relative humidity Vibration and shock testing Trapezoidal Negligible 25 nF max Ly and max C for AOAOEx page 8 29 max Ly and max C for AOAOEx page 8 29 complete IP20 20 60 C 95 at 55 C according to EN60069 2 according to IEC 68 2 6 and IEC 68 2 27 Refer to the following table for the max external inductance and capacitance values for the module AOAOEx Table 103 Max max Ly and external inductance L max Cg for AO40Ex 2 1 0 5 0 2 D300398 0506 excom Max external capacitance C mF IIC IIB 0 10 1 0 10 1 0 12 1 0 15 1 17 8 29 Analogue modules Module parameters Note Refer to the following for the bit assignment for mode 1 AO40Ex page Appendix 1 1 Mode 2 AO40Ex page Appendix 29 Mode 1 In mode 1 the module has 1 parameter byte Table 104 Parameter name Meaning AO40Ex mode 1 Short circuit moni Short circuit monitoring is activated toring deactivated for all 4 channels of the module Wire break monitoring Wire break monitoring is activated deac tivated for all 4 channels of the module Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set Me
176. ion page 8 9 to passive Table 93 LED functions Errorcode No Meaning Standard 1 6 Line errors 2 Underrange Specific 19 Module type desired configuration not known 20 Module type actual configuration not known 22 Parameter not plausible inconsistent Function of the LEDs LED Behaviour Status Red flashing Green flashing Flashing green rapidly channel Yellow 1 4 Red Function Module is not configured for this slot The module has not yet been configured by the gateway The module has been configured The gateway has not sent any output data The master is not yet in data_exchange after configura tion Channel error wire break short circuit etc D300398 0506 excom Analogue modules AI41Ex Analogue input module 4 channel Figure 75 Analogue input module Al41Ex The input module AIH41Ex is designed for connection of 4 wire transducers passive input non source mode active transducer The module is provided with protection type EEx ib IIC and can thus be used in combination with excom in zone 1 The explosion protection type of the inputs is EEX ia IIC i Note The inputs are galvanically isolated from each other Channel wise parameterisation Parameters such as line monitoring substitute value strategy etc can be set separately for each channel parameterisation is initiated exclusively by the PROFIBUS master D300398 0506 excom 8 15
177. ithout separate a isolating equipotential host transformer bonding B explosion hazardous area e I equipotential bond Connection of intrinsically safe field circuits The field circuit connections located on the module racks MT18 and MT9 of the excom system must be installed in compliance with the regulations of intrinsic protection type i The regulations of the EN 60079 14 VDE 0165 part 1 in particular chapter 12 additional requirements of explosion protection type i intrinsic safety must be observed The installer is required to certify the intrinsic safety of the field circuits in accordance with EN 60079 14 The connection must be carried out according to the relevant wiring diagram for the modules Digital modules page 7 1 Analogue modules page 8 1 Func tion modules page 9 1 2 34 D300398 0506 excom Servicing and maintenance If all mounting instructions are observed and if the system is oper ated correctly within the specified ambient conditions regular main tenance is not necessary Attention The operator of electrical systems in explosion hazardous areas is required to have these inspe
178. itised value is transformed into 1mA digit and transferred to the host system D300398 0506 excom 8 33 Analogue modules 8 34 HART compatibility of the modules The module is suitable for connection of HART compatible sensors which communicate directly with the integrated HART controller Up to 8 HART variables max 4 per channel can be read via the cyclic user data transfer of the PROFIBUS Bi directional variable exchange between the host system and the HART transmitter is accomplished by PROFIBUS DPV1 services Channel wise parameterisation Parameters such as wire break short circuit monitoring measuring range HART communication etc can be set separately for each channel parameterisation is initiated exclusively by the PROFIBUS master D300398 0506 excom Analog HART compatible modules Wiring diagrams Figure 81 terminal configuration connection Terminal assign AIHAOEx AIH41Ex ment AI40Ex Al41Ex channel 1 channel 2 channel 3 channel 4 PELE EFE GEG ELLE D300398 0506 excom 8 35 Analogue modules Technical data Table 109 Type Technical data of the analogue input modules Operating voltage Internal power consumption Inputs Input voltage Input current HART impedance Overrange Short circuit Underrange Wire break Resolution Linearity tolerance Temperature drift Rise release time I S Approval Marking Max values fie
179. itute value strategy 6 Wire break moni toring 7 Short circuit moni toring DI40Ex Byte Bit Parameter name no no 0 0 1 reserved 2 Polarity 3 Debouncing 4 5 Substitute value strategy 6 Wire break moni toring 7 Short circuit moni toring Parameter values 000 Normal 100 Inverse 0 OFF 1 50 ms 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF Parameter values 00 0 Normal 1 Inverse 0 OFF 1 50 ms 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF D300398 0506 excom Parameters of the excom modules DO40Ex Table 179 DO40Ex mode 1 no 0 Byte Bit no 0 1 2 4 5 D300398 0506 excom Parameter name reserved Polarity reserved Substitute value strategy Wire break moni toring Short circuit moni toring Parameter values 00 0 Normal 1 Inverse 0 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF Appendix 9 Table 180 Parameter values no no AI4OEx mode 1 Appendix 10 AI40Ex Byte Bit 4 5 Parameter name Measuring range Connection Filter PT1 Substitute value strategy Wire break moni toring Short circuit moni toring 0 0 20 mA 1 4 20 mA 0 Active 1 Passive 0 OFF 1 100 ms 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF D300398 0
180. k Symbol Table Cirl Alt T Profle Standad 8 PROFIBLIS PA SIMATIC 300 SIMATIC 400 SIMATIC PC Based Control 300 400 f SIMATIC PC Station Report System Error Edit Catalog Profile Update Catalog Install New GSD Import Station GSD gt SIMATIC 300 1 Steckplatz Bezeichnung te PROFIBUS DP slaves for SIMATIC S7 Zd M7 and C7 distributed rack Installs new GSD files in the system and updates the contents of the catalog A Select the required GSD or GSG files from the appropriate source directory After the hardware catalog is updated excom will be listed under Additional Field Devices 5 I O gt TURCK excom D300398 0506 excom 10 3 Configuration Figure 93 Hardware catalog with excom modules 10 4 Hardware Catalog PROFIBUS DP E vn EHE l Eg TURCK excom o Ee Additional Field Devices Universal mad Empty slot GOP15Ex GOP 5Es D MBS Es DMB Es 5 DMBS0E 8l D MBS Es 5 8l DOSE s DI40E x DFZUEx P DF2UEx F AIHA E x AIH40Ex 1H Selection of the excom gateway as a slave To register an excom station as a slave select the required entry in the hardware catalog and drag it to the PROFIBUS directory D300398 0506 excom Connection to the Siemens S7 PLC Table 173 Inserting an excom station as a slave IHW Config SIM
181. l contacts an additional attenu ation of the input signals is acti vated Activation deactivation of channel 1 Activation deactivation of channel 8 7 11 Digital modules Table 67 Error codes Table 68 Channel specific module diagnostics Diagnostics data is structured according to EN 50170 part 2 In addition to the module status device specific diagnostics and the status overview slot specific diagnostics the module DM80Ex supports the following channel status indications channel specific diagnostics Error code No Standard 1 6 Specific 19 20 22 Meaning Short circuit Wire break Module type desired configuration not known Module type actual configuration not known Parameter not plausible inconsistent Functions of the LEDs LED Behaviour Function Status Red flashing Module is not configured for this slot Green flashing The module has not yet been configured by the gateway Flashing green The gateway has not sent any rapidly Channel Yellow Red output data The master is not yet in data_exchange after configura tion Channel switched Channel error wire break short circuit D300398 0506 excom Digital input modules DI40Ex4 digital input module 4 channel Figure 68 DI40Ex Ed E ES E E The input module DIAOEx is designed for connection of up to 4 sensors according to NAMUR EN 60947 5 6 or mechanical contacts If
182. ld circuits No load voltage Ug 8 36 AIH40Ex AIH41Ex active passive Via central power supply unit via module rack lt 3 5 W 4 analogue sensors gt 15 0 V DC at 22 maA at the trans mitter 0 4 20 mA per input gt 240 W gt 22 mA 5 V in live zero mode only 2 3 6 mA lt 2 mA in live zero mode only 14 bits 0 1 96 of final value 50 ppm K 50 ms 10 90 96 PTB 00 ATEX 2059 X I2 1 G EEx ia ib IIC TA EEx ia IIC IIB 22 1V lt 7 2V D300398 0506 excom Analog HART compatible modules Table 109 Type Technical data of the analogue input modules Short circuit current Max power Pg Typical curve Uo H Max internal inductance L Max internal Capacitance C D300398 0506 excom AIH40Ex active lt 93 mA 640 mW Trapezoidal 27 54 V 298 W lt 0 22 mH lt 1 1 nF AIH41Ex passive 16 mA 29 mW Linear lt 0 11 mH 1 1 nF 8 37 Analogue modules Table 109 Technical data of the analogue input modules 8 38 Type Max external inductance Lo Max external capacitance C General data Galvanic isolation Protection degree Operating temperature Relative humidity Vibration and shock testing AIHAOEx AIH41Ex active passive max Lg and Transmitter with max C for linear output AIHAOEx page curve page 8 39 8 39 Transmitter with trapezoidal output curve page 8 40 T
183. losion protection for dusts apparatus group EEx complies with European standard ib Intrinsic safety in the event of one fault The documentation D200412 provides further information on categories and relevant standards for explosion protection nmu oU o 5 4 D300398 0506 excom Physical connection with SC12Ex or OC11E x Figure 50 System design DP V1 RS485 with segment rem coupler SC12Ex SC12Ex Non Ex area Ex area excom RS485 IS Non Ex area jo SC12Ex DP connector 1 DP connector a i with integrated terminating resistor y Redundant interfaces and power supply This coupler provides a standard RS485 PROFIBUS interface and two intrinsically safe RS485 IS PROFIBUS interfaces Line redundancy flying redundancy hardware page 5 38 can be implemented with one device The communication channels have equal parity in each segment If no redundancy is required two segments with 32 stations each can be connected to one coupler The coupler can be provided with a redundant power supply The two operating voltage inputs are decoupled with diodes The load separation depends on the operating voltage The operating voltage range is 18 32 VDC A power supply unit with UM 60 VDC must be used The SC12Ex allows transmission distances of up to 1 2 km depending on the transmission speed used D300398 0506 excom 5 5 PROFIBUS DP
184. ltage PS1 PS2 Meaning 24 VDC Green Input voltage o k OFF Input voltage too low PROFIBUS interfaces RS485 Meaning RS485 IS 2x Red Invalid data traffic Yellow Valid data received OFF No data traffic D300398 0506 excom 5 11 PROFIBUS DP interface Baud rate detection baud rate setting Table 14 Baud rate Meaning Continuous yellow Baud rate detected Yellow flashing Baud rate detection active OFF Baud rate setting via rotary switch 5 12 D300398 0506 excom Physical connection with SC12Ex or OC11E x Figure 53 gateway and line redundancy with SC12 Ex Version 1 D300398 0506 Increase of fail safe performance using redundant circuits The following circuits SC12bEx version 1 and version 2 increase fail safe performance by means of redundant controls transmission routes and gateways A master e g master 1 handles the controller functions The neighbouring master in this case 2 is in standby mode Version 1 provides gateway and line redundancy Version 2 on the other hand provides comprehensive redundancy from the control system to the gateway preventing the possibility of any data loss on account of a fault Master SC12Ex Non Ex area Ex area Excom DP connector with integrated terminating resistor DP connector excom 5 13 PROFIBUS DP interface Figure 54 comprehensive redundancy with
185. m availability and fail safe perform ance it is possible to use two gateways redundancy in conjunction with the module rack MT18 n Gateway GDP1 5 page 6 1 Figure 11 excom gateway GDP1 5 PTB 00 ATEX 2162 X 45466 M lheim SYST EEx ib UC TA Quy WRK Germany I O modules Overview The I O modules are the interface to the periphery The inputs and outputs allow connection of field devices in protection type EEx ia IIC The system can be expanded with a maximum of 16 I O modules with an MT18 module rack and 8 I O modules with an MT 9 module rack T Note The backplane provides the intrinsically safe supply of the I O mod ules an additional power supply is not needed D300398 0506 excom 1 25 System description excom Figure 12 excom I O module MALL A H40Ex PTB 00 ATEX 2059 X greet BA CU YU C EEx ia ib IC TA Cei 206 45466 M lheim pi WRK Germany A Attention U nused slots for I O modules must always be provided with an IP20 cover The dummy modules BM1 ident no 6884036 are available for unused slots Overview Digital modules n DM80Ex Digital input output module 8 channel page 7 2 n DI40Ex4 digital input module 4 channel page 7 13 DO4OEx Digital output module 4 channel page 7 20 Overview Analogue modules AI40Ex Analogue input module 4 channel p
186. max Lo and external inductance L external capacitance max Cg for Cu AOHAOEx IIC 1 78 mH 1 78 mH IIB 100 nF 500 nF 8 64 D300398 0506 excom Analog HART compatible modules Module parameters Note Refer to the following for the bit assignment for mode 1 AOHAOEx page Appendix 16 AOH40Ex 4H with 4 HART variables page Appendix 17 Mode 2 AOHAOEx page Appendix 44 AOHAOEx 4H page Appendix 45 AOHAOEx 1H page Appendix 47 AOHAOEx 8H page Appendix 48 Mode 1 AOH40 In mode 1 the module has 1 parameter byte Table 137 Parameter name Meaning AOHAOEx mode 1 Short circuit moni Short circuit monitoring is activated toring deactivated for all 4 channels of the module Wire break monitoring Wire break monitoring is activated deac tivated for all 4 channels of the module Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set D300398 0506 excom 8 65 Analogue modules Table 137 Parameter name Meaning AOH40Ex mode 1 HART status meas OFF 0 20 mA uring range Dead zero without HART status request Wire break monitoring is inac tive Gateway sends Min value 0 as substitute value to host OFF 4 20 mA Live zero without HART status request Wire break monitoring is active Gateway sends min value 3 6 mA as substitute value to host ON 4 20 mA Live zero with HART status request HART
187. mechanical contacts are connected and the wire break or short circuit monitoring function is activated a suitable resistor circuitry WM1 ident no 0912101 must be implemented The module is provided with protection type EEx ib IIC and can thus be used in combination with excom in zone 1 The explosion protection type of the inputs is EEx ia IIC The field devices can therefore be operated in zone O Note i T he fieldbus the power supply and the channels are galvanically isolated Parameterisation The input behaviour is parameterised via the PROFIBUS DP master Possible parameters are switching behaviour input delay substi tute value strategy wire break and short circuit monitoring D300398 0506 excom 7 13 Digital modules Figure 69 Terminal assign ment DI40Ex EN EN JEN ic rein e Wiring diagrams terminal configuration jI connection possibilities selectable channel 1 D300398 0506 excom Digital input modules Table 69 Technical data DIAOEx Technical data DI40Ex Type Operating voltage Internal power consumption Inputs No load voltage Short circuit current Switching threshold OFF ON Switching frequency binary input Short circuit Wire break S Approval Marking Max values field circuits No load voltage U Short circuit current Max power Pg Typical curve Max internal inductance L D300398 0506
188. mple mented with hexagonal coding pins that are fitted in the corre sponding recesses on the module rack Each slot is provided with 4 recesses Each module is factory coded by means of two fixed coding pins two other coding pins can be fitted by the user D300398 0506 excom 1 27 System description excom Figure 13 Coding pin positions on the module Position of the coding pins for customer specific coding Coding pre coded by manufacturer Coding 2 O Coding 3 Coding 4 Coding 5 pre coded by Coding 6 manufacturer for customer specific coding 1 28 D300398 0506 excom The excom components their functions and technical data Table 5 Module coding on Coding to be carried Mechanical the right factory out by user on the E nh coding module rack GDP1 5 1 4 1 4 DM80Ex 1 4 3 6 DI40Ex 2 5 3 6 DO40Ex 2 5 2 5 AI40Ex 1 4 5 2 Al41Ex 2 5 4 1 AOQ40Ex 1 4 2 5 AIHAOEx 2 5 5 2 AIH41Ex 3 6 4 1 AOHAOEx 3 6 2 5 TI40Ex 1 4 4 1 DF20Ex 1 4 3 6 D300398 0506 excom 1 29 System description excom Figure 14 LEDs on gateways and modules LEDs and diagnostics The modules are provided with LEDs for direct error analysis at the station Each I O module also provides LEDs for direct diagnostics and I O status indication All indications comply with NAMUR NE 44 or DIN EN 60073 i e Green operational readiness power on Red error Yellow switching
189. n example for config uring the connection of an excom gateway to an S7 type Siemens controller Reading in the GSD file If the hardware catalog does not yet include any excom GSD files or if the installed files have to be updated the excom specific GSD files default 2 English or GSG files German must be read into the software This can be carried out in two ways Prior to starting the software QCopy the GSD files for the excom station into the directory Step7 S 7data GSD Copy the Icon files bmp into the registry Step7 S 7data NSBMP Start the SIMATIC Manager software Once the files are correctly installed the excom modules will be registered automatically in the hardware overview which can be called up under the menu item Insert Hardware Catalog After having started the software If you have already started the software please proceed as follows to import the above mentioned files Open a new or an existing project Open the hardware configurator Copy the required GSD files to the software via the menu item Options Install New GSD File gt 10 2 D300398 0506 excom Connection to the Siemens S7 PLC Figure 92 Inserting a GSD file HW Config SIMATIC 300 1 Configuration 57 excom gb lll station Edit Insert PLC View Options Window Help 81 x O ice 8 e amp a Ba Customize Ctri Alt4 E Specify Module Configure Networ
190. n registered as inactive within the slave parameter set and no longer participates in cyclic data transfer This bit is always reset to 0 by the DP slave A If bit 1 and bit 0 are set bit 0 has the higher priority Table 39 Bit Name Meaning Bit assignment in no Header Byte 3 Station status 3 0 6 reserved 7 Diag Ext_Diag_ If this bit is set there is more diag Overflow nostics data present than specified in the Ext_Diag_Data The DP slave sets this bit if the number of channel diagnostics messages exceeds the capacity of the DP slave s send buffer 5 50 D300398 0506 excom Diagnostics Table 40 Name Meaning Header Byte 4 Di TO r ag Master Add Diag Master Add This byte contains the address of the master which has parameterised the slave If none of the masters in the network has parameterised the slave the slave will enter address 255 into this byte Table 41 Name Meaning Header Bytes 5 E and 6 Ident Number This word contains the PROFIBUS Ident Number unsigned16 ident no of this device This ident number can be used for verification purposes or for exact identification of the slave Alarm status diagnostics Bytes 6 to 14 of the diagnostics message contain the device s status diagnostics The module status is indicated by two bits per slot module Channel errors are not considered Table 42 Byte Bit no Name Meaning Status diagnostics mo 6 0to5 Length Length of status diagnostics
191. nd status byte can be taken from the following tables Input byte n data byte inputs Input byte n 1 status byte inputs outputs Output byte Bit position Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit O Ch 8 Ch 7 Ch 6 Ch 5 Ch 4 Ch 3 Ch 2 Ch 1 Ch 8 Ch 7 Ch 6 Ch 5 Ch 4 Ch 3 Ch 2 Ch 1 Ch 8 Ch 7 Ch 6 Ch 5 Ch 4 Ch 3 Ch 2 Ch 1 D300398 0506 excom Data formats Table 35 Measuring value representation Analogue modules The analogue modules have 2 data bytes In addition to the measuring value the analogue input modules can send a status bit which is set in the event of an error 215 214 213 212 211 210 29 28 27 26 25 24 23 22 21 20 Status Measuring value bit The status bit is left justified right justified or not incorporated in the process value at all depending on the gateway parameter Analogue data format page Appendix 3 selected The resolution of the measuring value is module specific whereas the non linearised value representation on the PROFIBUS is always the same 0 21 mA corresponds to 0 21000 0 10 5 V corresponds to 0 10500 HART variables Analog modules with an integrated HART controller can also include HART variables of the field devices in the cyclic PROFIBUS communication For example check back signal from position actu ators HART variables are Floating point variable and thus 4 bytes in length Invalid values are designated as Not A Number T
192. nejedeg 00 08 00 06 00 08 X grworesqoas FELE EEE EEE EEE FR FER EEE EEL PEH FEN ETR ED 9 TI Wu o of 0 0 0 EP EEEE ee ooo n n M M ooo 0 n u DD N NS n n n 000o 2c M M Do co n n nnn c M M oo o ce oo o n n n c n n n n oo D 00 SL un n Boa M M u n n 00 0 nnn oo o n n nin n n n nnn o o 00 8 00 06 D300398 0506 excom 2 22 Qo Q c ion guideli Installat Figure 25 MT18 with two MODEX filters ies Duipjerus ejes je rsumu x34 seui jeuDis Ix13 zUUUJG Z Xew zUULUG UIN SI dQ ShqQIJOJg jddns Jewod 9x33 e O N seui jeu amp is pue Ajddns use eq eaJy 1x33 9x33 ease uonejedeg 00 0G e o E E OkO e O65 57 0 e
193. ns EEx e IIC black EG VA6555 M16 k 4x M16 for bus cables EEx e IIC blue 1 x M20 for venting pipe 64 x M16 for signal lines EEx e IIC blue Version 2 Mounting holes for cable glands incl Housing with flange screw connections plate M20 incl screw 4 x M20 for supply voltage connections EEx e IIC black EG VA6555 M20 K 4 x M20 for bus cables EEx e IIC blue 1 x M20 for venting pipe 64 x M20 for signal lines EEx e IIC blue Version 3 Mounting holes for cable glands can be Housing with blanking positioned as required by the customer plate empty EG VA6555 BLD U D300398 0506 excom 3 5 Housings for the excom stations Dimension drawings EG VA 6555 Figure 37 in ors EG VA6555 5 q r View into the _ a LU U JU 2 uL s ERE housing from the Ia 75 E bottom 210 9 1845 7m HH i oF MI a ae nae AN r J ry i ENTE TTA 7000 uuou cuunrudL 9 OAa oaz 0n popu r 17 25 le 125 2 L EEE sans nete 12 614 650 14 76 Figure 38 48 5 261 75 e 261 75
194. nt standards This explosion protected equipment meets the requirements of EN 50014 EN 50019 EN 50020 and EN 50028 and the EC directives Equipment and protective systems intended for use in potentially explosive atmospheres 94 9 EC and Electromagnetic compati bility 89 336 EC Note The EC conformity certificates are enclosed with the instruction leaf lets of the components D300398 0506 excom 2 5 Safety requirements in explosion hazardous areas Installation guidelines excom is a remote I O system suitable for installation in zones 1 and 2 as well as zones 21 and 22 The intrinsically safe field circuits are approved for zone 0 and zone 20 Connection to the PCS or PLC The connection to the PCS or PLC is implemented using the PROFIBUS DP Either copper cables with suitable external segment couplers or fibre optic cables with a suitable external converter can be used The coupler system OC11EX page 5 17 converts the RS485 IS signals to intrinsically safe fibre optic signals Two gateways can be installed for redundant system operation if required This is only possible in conjunction with the module rack MT18 Note i T he gateways can be exchanged under live conditions The external power supply is connected via EEx e terminals increased safety located on the module rack and fed to the internal 24 VDC power supply units A Attention P lease observe the usual safety regulations for t
195. number between 0 and 16383 To simplify representation the digitised value is spread over a range from 0 25000 for the current value and transferred to the host system The voltage value is represented in the range from 0 to 1000 for transferring to the host system The representation depends on the gateway parameter Analogue data format page Appendix 3 Three formats can be set for the measured value in the process input data Table 97 215 214 213 212 211 210 29 28 27 26 25 24 23 22 21 20 Measuring value representation hnrjU kj U j c lulz z2z z zZzZzZcczZcZzczQzZvz ouvz lU ll uljljUlUujUUU_U MSB LSB SB 0 25000 corresponds to 0 25 mA SB 0 10000 corresponds to 0 to 10 V 0 25000 corresponds to 0 25 mA SB 0 10000 corresponds to 0 to 10 V SB 0 25000 corresponds to 0 25 mA 0 10000 corresponds to 0 to 10 V SB Status bit The status bit is set if there is an error that triggers a diagnostics indication The status bit is left justified right justified or not incorporated in the process value at all depending on the gateway parameter Analogue data format page Appendix 3 selected 8 22 D300398 0506 excom Analogue modules Table 98 Substitute values for Al41Ex Measuring range 0 to 20 mA 4 to 20 mA 0 to 10V 2to 10V D300398 0506 excom Substitute values Min 0 mA Max 22 mA Min 3 6 mA Max 22 mA Min 0 V Max 10 5 V Min 1 8 V Max 10 5 V 8 23
196. ode i e the connected four wire measuring transducer is powered via an external power source The Connection parameter discribed on page 8 9 must be parameterised as passive terminal configuration D300398 0506 excom channel 1 channel 2 channel 3 channel 4 8 5 Analogue modules Table 84 Technical data AI40Ex 8 6 Technical data AI40Ex Type Operating voltage Internal power consumption Inputs Input voltage Input current Overrange Short circuit Underrange Wire break Resolution Linearity tolerance Temperature drift Rise release time S Approval Marking Max values field circuits No load voltage U Short circuit current Max power Pg AI40Ex Via central power supply unit via module rack lt 3 5 W 4 analogue sensors gt 15V DC at 22 mA at the trans mitter 0 4 20 mA per input gt 22 MA lt 5 V in live zero mode only 2 3 6 mA lt 2 mA in live zero mode only 14 bits lt 0 1 of final value lt 50 ppm K lt 50 ms 10 90 PTB 03 ATEX 2217 lI 2 1GD G EEx ib ia IIC T4 EEx ia IIC IIB 19 1V lt 90 mA 800 mW D300398 0506 excom Analogue modules Typical curve Uo H Max internal inductances L Max internal capacitances C Max external inductances L Max external capacitances C General data Galvanic isolation Protection degree Operating t
197. onnection with SC12Ex or OC11E x The PROFIBUS connector D9T RS485IS Ident no 6890944 must be used on the intrinsically safe RS485 IS terminal The connector D9T Ex Ident no 6890938 must be used on the PROFIBUS terminal of the excom station Both connectors are provided with a switchable terminating resistor for terminating the network at the first and last bus stations D300398 0506 excom 5 19 PROFIBUS DP interface 5 20 Shielding concepts The PROFIBUS cable must routed and connected with appropriate shielding measures in order to prevent the effects of interference on the data transfer It should be taken into account in this respect that electrical fields can be effectively suppressed by earthing the shielding at one end However more frequently occurring magnetic fields are often only effectively protected by earthing the shielding at both ends When the shielding is earthed at both ends however it must be ensured that no equalising currents flow along the shield due to potential differences from one connection point to the other Capac itive earthing is one possible remedy for this In this the shield is not connected directly with the equipotential bonding conductor but via a capacitor The shielding concept must be adapted to the overall concept Two shielding concepts can be used and are supported by the OC11Ex coupler system as well as by the actual rack by using variable shield terminals
198. or free and that all safety regulations are fulfilled Mounting and connection of the device should only be carried out by qualified and trained staff familiar with the relevant national and international regulations of explosion protection The electrical equipment can be installed as a category II 2 D device in zone 21 and zone 22 However the requirements of EN 50281 1 2 inrelation to dust deposits and temperature must be observed by the system installer Power supply The external power supply may only be connected to the designated terminals located under a special cover with IP30 protection 2 8 D300398 0506 excom Installation guidelines Warning The terminal cover may only be opened in a de energised condition The power cable may thus only be disconnected in zone 1 21 loca tions after power has been disconnected or if a special permission has been obtained for this purpose If the system is mounted in zone 2 or in the safe area this restriction does not apply The terminal cover must be securely fastened after the connection work has been completed Warning The system may only be operated when the terminal cover is prop erly closed Cable connections All cables must be routed via the EEx e cable and line entry fittings and stripped to length Only fixed cables must be routed through the cable gland The cables must be connected according to the terminal markings Intrinsically safe circuits mu
199. p Co KG WitzlebenstraBe 7 D 45472 Mulheim an der Ruhr P O Box 45466 M lheim an der Ruhr Phone 49 208 4952 0 Fax 49 208 4952 2 64 E Mail turckmhQmail turck globe de NORTH AND SOUTH AMERICA Interlink B M 3000 Campus Drive Plymouth MN 55441 USA Phone 1 7 63 694 2300 Fax 1 763 694 2399 E Mail mail interlinkot com Industr A
200. p to channel related diagnostics Additional manufacturer specific error codes are also generated by the gateway These include HART commu nication errors power supply and commissioning errors as well as information about simulators internal communication redundancy switchover etc Connection to higher level systems Connections to the PROFIBUS DP network can either be estab lished by fibre optic or copper cables When using fibre optic cables a suitable converter for converting fibre optic signals to RS 485 IS signals must be selected The coupler system OC11Ex page 5 17 converts RS485 IS signals to intrinsically safe fibre optic signals When using copper cables a suitable segment such as the Segment coupler SC12Ex page 5 4 RS485 IS coupler must be used in order to ensure explosion protection The gateway can be operated up to a maximum transmission speed of 1 500 kBaud A standard SUB D connector on the module rack is used to connect the bus excom 6 2 Gateway GDP1 5 excom can be connected to any host system with a PROFIBUS E master class 1 via its PROFIBUS interface in accordance with EN 50170 Compliance with PROFIBUS standards ensures that configuration parameterisation and diagnostics as well as cyclic data transfer between master and excom are correct In order to process acyclic services via PROFIBUS the DPV1 extensions have been imple mented in excom The GSD files TRK1FF9F GSx and TRCKFF
201. phere is pre vented ay Intrinsic safety explosion protection type i EN 50020 All other protection types except intrinsic safety attempt to contain the explo sion to the inside of the housing and to prevent penetration of an ignitable gaseous mixture The method of intrinsic safety is based on a different approach It limits the electrical energy of a circuit to such an extent that excessive temperatures cannot occur or arcs and sparks are incapable of generating the energy needed to ignite an explosive atmosphere Due to the limited energy these circuits are mainly suited to applications in the field of measuring control and instrumentation Intrinsic safety has some inherent advantages over other protection types For example the wiring and maintenance of live circuits Glossary 2 D300398 0506 excom Intrinsically safe electrical equipment Intrinsically safe electrical equipment is any apparatus in which all circuits are intrinsically safe Direct installation in hazardous locations is permitted provided that all related requirements are met An example is a NAMUR sensor approved according to EN 5022 or a transmitter Increased safety protection type e EN 50019 Protection type e applies to electrical equipment or components of electrical equipment which do not generate sparks or arcs under normal conditions do not adopt excessive temperatures and whose nominal voltage does not exceed the
202. ping etc can be set separately for each channel parameterisa tion is initiated exclusively by the PROFIBUS master D300398 0506 excom Modules for temperature measuring Figure 85 i terminal configuration connection possibilities selectable Terminal assign ment TI40Ex channel 1 RTH 4L n channel 2 RTH 3L n channel 3 RTH 2L iE B EN channel 4 IEE PT100 VG D300398 0506 excom 8 75 Analogue modules Technical data TI40Ex Table 146 Type Technical data TI40Ex Operating voltage TI40Ex Via central power supply unit via module rack lt 3W Internal power consumption Inputs 4 x 2 3 or 4 wire resistance tempera ture detectors Pt100 Pt200 Pt400 Pt1000 Ni100 Input resistance tempera ture detector Cu100 Line resistance 4 wire lt 50 W lt 10W 3 wire 2 wire 5W 16 bits Resolution 5W Short circuit Wire break gt 500 W Types B E J K L N R S T and U Input thermoelement Wire break lt 100nA gt 150 mV Resolution Linearity tolerance 16 bits 0 05 96 of final value Temperature drift Rise release time 50 ppm K 200 ms 10 90 96 I S Approval PTB 00 ATEX 2181 8 76 D300398 0506 excom Modules for temperature measuring Marking Max values field circuits No load voltage Ug Short circuit current Max power Pg Typ
203. ponents at a glance seeene 12 Supply modules Redundarn Cy kk kk kak kk KAK kK KA KK KK AA 13 PSD24Ex supply module l kk kk enne kK kK KEK KK KAK KK 14 Technical data PSD24EX M E kes ausu a enu kaka a kk AK kK A KK AA WR KRA A RA AK HIR RA 15 AC DC converter PPSA230Ex PPSA115Ex 4 hikkkk kk kek 16 Technical data PPSA230EX PPSA115EXx ccccececsseeeeceeeeeeeeeeeeeeeeeeeeaes 17 Power supply COVET ss a a5x ka akandnan Min na da h k ba banan a nak anha d k a ba Wa ban nnns nns 19 External power supply Eiu kk kk eene a kk KAKA KE KA KAK KK KA KA KA KK KA 19 Address switch and addressing eeeeeeeeeeeeeereeeeene 22 PROFIBUS DP address M4 K h A lld kk kk kek kk k kk kK KK KA KK nnn nnn nnns 22 Internal module address h h ddlkkkkkk kk kk kk kk kk keka kk k kk kK A kk kK KA KK nnns 22 O l TCSSSSNNN i RHHHHHH HHHH MH HHH HNN TMRMT 22 PROFIBUS DP COnNnectiON cccsseccceeeeeceeseeecaseeceueeeceuseecsaueeessuseessaaes 23 Connections to the field level k 23 Gateways Redundar Cy kk kk kk kk kaka k kk KAK kk KK KK KK Ka KK kK A 25 I O modules OVe rV W l EEllu kk kk kk kek K KK KAK nis 25 Overview Digital modules cesses nennen nnns 26 Overview Analogue modules ccccccsseeeeeeeeeeeeee
204. pply units can be installed m MT9 Module rack for taking 1 power supply unit 1 gateway and 8 I O modules Up to 64 binary inputs and outputs or 32 analogue inputs and outputs or any combination thereof can be configured The connection level design is indicated in the product name with R or C R Connection is made via plug in screw terminals QC Connection is made via spring loaded terminals The last three digits of the product indicate the supply voltage 024 Module rack for 24 VDC supply voltage 230 Module rack for 230 115 VAC supply voltage 1 4 D300398 0506 excom Versions and optional uses of excom stations Five different types of module racks are currently available E MT9 R024 MT9 C024 MT18 R024 MT18 C024 MT18 C230 D300398 0506 excom 1 5 System description excom MT9 CO0O24 MT9 RO24 The following figure shows the module rack MT9 C024 The only difference between module rack MT9 R024 and the module rack illustrated is that the type of connection terminals used are designed as plug in MINI COMBICON terminals F Figure 2 Module rack MT9 C024 ee ee a am omm mme cms cum s uam um c me m cam we GIR HEB dR L mm a lA bu M Ea la M l BE Slot for 24 VDC power supply module EEx e connection area including cover of the EEx e screw terminals for power supply Link for possible earthing of the cable shield of the data line 9 pole SUB D
205. put A1 Polarity A2 Polarity A3 Polarity A4 Polarity A Measuring range A Peak time A Edge counting B Counter reset B Debouncing control inputs B Direction detec tion B Substitute value output Parameter values 00 Min value 01 Max value 10 Last valid value 0 Normal 1 Inverse 0 Normal 1 Inverse 0 Normal 1 Inverse 0 Normal 1 Inverse 00 0 100 Hz 01 0 1 kHz 10 O 4 kHz 0 Host controlled 1 Terminal 0 Rising 1 Rising falling 0 Host controlled 1 Terminal 0 OFF 1 50 ms 00 Forwards f lt 4 kHz 01 Host controlled f lt 4 kHz 00 Terminal f 4 KHz 11 Terminal auto f gt 1 25 KHz 00 Min value 01 Max value 10 Last valid value Appendix 55 Table 214 Byte Bit DF20 Ex P no no mode 2 6 7 4 5 Appendix 56 Parameter name B Substitute value input B1 Polarity B2 Polarity B3 Polarity B4 Polarity B Measuring range B Peak time B Edge counting Parameter values 00 Min value 01 Max value 10 Last valid value 0 Normal 1 Inverse Normal Inverse O Normal Inverse Qo 0 Normal 1 Inverse 00 0 100 Hz 01 0 1 kHz 10 O 4 kHz 0 Host controlled 1 Terminal 0 Rising 1 Rising falling D300398 0506 excom Parameters of the excom modules DF20Ex F Table 215 Byte Bit DF20Ex F no no mode 2 2 3 4 5 D300398
206. r code gateway active gateway PRIO LED PDP LED red 29 flashes 4 RH GW ERROR The redundant gateway is present but there is an error Active Passive gateway Error code gateway active gateway PRIO LED PDP LED red 30 flashes 5 HR NO DF The redundant gateway cannot communicate with PROFIBUS possible reasons are HSA Highest Station Address too low physical connection defective etc Active Passive gateway Error code gateway active gateway PRIO LED PDP LED red 31 flashes excom 5 63 PROFIBUS DP interface 5 64 D300398 0506 excom 6 Gateway GDP1 5 Gateway G PT 5 yil kl ku ka kak lk lk A el A RR kak kak k ka a Ku H EENE SKNER EREFEEEEMA NUS VU EE MEE 2 Connection to higher level SyStemS kk kk kK k kK KK KK KK RA 2 Technical data RWMMD I JJJJJJJJ j ijJ JjJ J ij ji DIMTMF E NHHEDMDMMD IMZM U oRnRTR 4 Gateway parameters l AEliuk kake kk prio sr eu KAKA KA e ne KK KK A KRA A 6 Mode 1 and mode 2 JK sl KKEK6EK K KA Allkkkkk kk kk kk kk kk k KK k a K k KK KAK KA KK KK KK A KA KK KK KK ns 6 als ea oig c Nc 9 D300398 0506 excom 6 1 Gateway GDP1 5 Figure 65 Gateway GDP1 5 D300398 0506 The excom gateway GDP1 5 is an intrinsically safe gateway for PROFIBUS DPV1 It connects the excom station to the higher level fieldbus system and is in charge of the entire data transfer The gateway provides all PROFIBUS diagnostics data u
207. ransmitter with rectangular or trapezoidal output curve page 8 40 max Lg and Transmitter with max Cj for linear output AIHAOEx page curve page 8 39 8 39 Transmitter with trapezoidal output curve page 8 40 Transmitter with rectangular or trapezoidal output curve page 8 40 to bus and to supply IP20 20 70 C 95 at 55 C according to EN60069 2 according to IEC 68 2 6 and IEC 68 2 27 Refer to the following tables for the max external inductance L and max external capacitance C values for the excom modules AIH40Ex and AIH41Ex D300398 0506 excom Analog HART compatible modules The following values apply to the module AIH40Ex which is suitable LE for passive transmitters EEx ia EEx ib Max Max Table 110 max Ly and external inductance external capaci max C for L tance C AIH40Ex __ 5 57 r gt e gt e gt vV W W W u ij i U I r lili IIC 1 78 mH 1 78 mH IIB 100 nF 500 nF The following values apply to the module AIH41Ex which is suitable for connection of active intrinsically safe transmitters depending on the output curve of the connected transmitter linear trapezoidal rectangular for active intrinsically safe transmitters with linear output curve at l 100 mA Transmitter with linear output curve page 8 39 Table 111 for active intrinsically safe transmitters with trapezoidal output c
208. ration is one of the features required in the field of process automation The PROFIBUS interface for excom therefore has an intrinsically safe design in order to meet this requirement A conversion from RS 485 to intrinsically safe RS 485 is therefore required between PROFIBUS master and excom These kinds of converters are normally known as segment couplers TURCK offers two different types of segment couplers the SC12 and the OC11 The SC12 uses copper as the transmission medium and provides two intrinsically safe RS485 IS lines These lines can be used for example for line redundancy The OC11 on the other hand converts non intrinsically safe RS485 signals into optical signals that are transferred to the explosion hazardous area via fibre optic cables A second OC11 normally converts these back into electrical signals in the field normally at the first excom station From this point the networking is continued using copper media in accordance with RS485 IS Attention Due to the special characteristics of the RS485 Ex i layer excom must only be operated with these segment couplers connected in front The two TURCK couplers described below provide a regenerated Repeater functionality page 5 26 and signal transmission that is adapted to the explosion hazardous area Converting the RS485 signal into the RS485 IS Ex i signal page 5 10 SC12Ex OC11Ex The following sections provide a detailed description of th
209. rcuit moni toring Wire break monitoring Substitute value strategy Debouncing Polarity reserved D300398 0506 excom Meaning Short circuit monitoring is activated deactivated for all 4 channels of the module Wire break monitoring is activated deactivated for all 4 channels of the module Depending on the parameter setting either the minimum the maximum or the last valid value is set In order to debounce the mechanical contacts an additional attenuation of the input signals is activated Activation or deactivation of signal inverting Digital modules Table 72 Error codes Mode 2 In mode 1 the module has 4 parameter bytes 1 byte per channel Note The parameters in mode 2 for the module DI40Ex are the same as those of mode 1 However parameterisation in mode 2 always applies to a single channel and not to the entire module Channel specific module diagnostics Diagnostics data is structured according to EN 50170 part 2 In addition to the module status device specific diagnostics and the status overview slot specific diagnostics the module DI40Ex supports the following channel status indications channel specific diagnostics Error code No Meaning Standard 1 Short circuit 6 Wire break Specific 19 Module type desired configuration not known 20 Module type actual configuration not known 22 Parameter not plausible inconsistent D300398 0506 excom Digital
210. redundancy is supported by excom from firmware version 1 6 2 of the gateway With system redundancy two separately operating PROFIBUS masters work with one excom station Also with this concept the excom station is connected via segment couplers Physical connection with SC12Ex or OC11Ex page 5 3 SC12Ex Increase of fail safe performance using redundant circuits page 5 13 OC11Ex 2G and OC11Ex 3G Increase of fail safe performance using redundant circuits page 5 22 The excom station has two gateways which are activated into cyclic data exchange by their respective masters On both masters the configuration and parameters of the redundant slave must be absolutely identical One of the two gateways works as the primary device whilst the other gateway operates as the secondary device The primary device receives the output data transferred from the master and sends it to the output modules It also supplies the actual input values The secondary gateway ignores the received output data It only supplies the actual input values In this way both masters always receive the actual status of the inputs With system redundancy either the gateway or the master can be the trigger to switch systems In this case the function of sending the output data to the output modules is switched from the one gateway to the other Configuration for system redundancy One gateway must be configured with the name suffix C
211. rnal capacitance C mF IIC IIB 0 9 5 1 1 1 6 1 1 3 7 3 1 7 8 6 D300398 0506 excom DF20Ex Digital frequency counter module Frequency module DF20Ex F In this configuration the module provides a double word with meas uring value and status per function block Note The max measuring frequency of the DF20Ex is 4 kHz even when both function blocks are used simultaneously If automatic direction detection is parameterised for one of the function blocks f 1 25 kHz applies to both function blocks Measuring input The non linearised value is a LONG INTEGER value the resolution per digit is 0 1 mHz For conversion into Hz the status bits have to be masked and the non linearised value converted to REAL must be divided by 10000 This results in a fixed support digit with four decimal places The following table shows the non linearised values for the function block A Table 159 Byte Bit 7 6 5 4 3 2 1 O Non linearised HMB values block A 1 Significance 2 2 2 928 pa 526 525 204 Meaning S 0 VZ Measuring value 2 Significance 27 272 2 920 919 918 pi 516 Meaning Measuring value 3 Significance 2 5 2 2 212 211 210 59 98 Meaning Measuring value 4 Significance 27 206 2 24 2 92 91 29 Meaning Measuring value D300398 0506 excom 9 7 Function modules E Sz measuring value status 0 valid measuring value 1 invalid measuring valu
212. rs for no no GDP1 5Ex mode 1 0 0 1 Prm Mode 00 Mode 1 01 Mode 2 Parameterisation mode determined by the GSD file as a constant parameter 2 Line frequency 0 50 Hz 1 60 Hz 3 4 Analogue data 00 Status MSB format 01 Status LSB 1 0 No status 5 6 Module rack 01 MT9 8 I O modules 10 MT18 16 I O modules 7 SF1 0 Selection O 1 Selection 1 D300398 0506 excom Appendix 3 Table 174 Parameters for GDP1 5Ex mode 1 Appendix 4 Byte no Bit no Parameter name 0 1 Redundancy mode 2 SF 3 3 Power supply 4 5 reserved 6 7 SF2 Oto6 Offset value 7 Address offset 0 to 5 HCIR WCBC basis x 100ms 6 HCIR WCBC factor 7 HCIR active Parameter values 00 OFF 01 Mode 1 11 Mode 3 0 Selection O 1 Selection 1 0 Single 1 Redundant 0 0 0 0 Selection O 0 1 Selection 1 1 0 Selection 2 11 Selection 3 0 to 124 0 OFF 1 ON 0 to 63 0 Basis x 1 1 Basis x 16 0 OFF 1 ON D300398 0506 excom Parameters of the excom modules GDP1 5Ex D GDP1 5Ex CD Table 175 Byte Bit Parameter name Parameter values GDP1 5Ex no no mode 1 0 0 1 Prm Mode 00 Mode 1 01 Mode 2 Parameterisation mode determined by the GSD file as a constant parameter 2 Line frequency 0 50 Hz 1 60 Hz 3 4 Analogue data 00 Status MSB format 01 Status LSB 10 No status 5 6 Module rack 01 MT9 8 I O modules 10 MT18 16 I O modules 7 SF1 0 Selection O 1
213. rting inputs and outputs Accuracy 0 196 scanning interval 300 ms Table 163 Parameter name Meaning DF20Ex F mode 1 Short circuit monitoring Short circuit monitoring is activated and deactivated commonly for all channels Wire break monitoring Wire break monitoring is activated and deactivated commonly for all channels Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set D300398 0506 excom 9 11 Function modules Table 163 Parameter name Meaning DF20Ex F mode 1 Debouncing Activation deactivation of the additional damping function of the input signals Counting rotation direc Parameterisation of the direction tion discrimination function Average value Number of sampling intervals for floating average forming 9 12 D300398 0506 excom DF2OEx Digital frequency counter module Mode 2 Just like with other excom modules channel wise parameterisa tion here function block related is possible in mode 2 Since for the DF20Ex there no physical channels but function blocks the two available function blocks are referred to as A and B and the related signal lines are referred to as A1 A2 A3 and A4 as well as B1 B2 B3 and B4 Table 164 Parameter name Meaning DF20Ex F mode 2 Line monitoring Wire break or short circuit monitoring is activated and deactivated separately for each channel
214. s 3 Filter PT1 4 5 Substitute value strategy 6 Wire break moni toring 7 Short circuit moni toring D300398 0506 excom Parameter values 000 ON V 1 2 3 4 of C1 001 Auto V 1 2 3 4 of C1 010 ON V 1 2 of C1 2 011 Auto V 1 2 of C1 2 100 ON V 1 of C1 2 3 4 101 ON V 2 of C1 2 3 4 110 ON V 3 of C1 2 3 4 111 ON V 4 of C1 2 3 4 0 OFF 1 100 ms 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF Appendix 13 AIH41Ex Table 185 Byte Bit Parameter name Parameter values AlH41Ex no no mode 1 0 0 1 HART status 00 OFF 0 20 mA measuring range 01 OFF 4 20 mA 10 ON 4 20 mA 2 reserved 0 3 Filter PT1 0 OFF 1 100 ms 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 7 Line monitoring 00 ON 11 OFF Appendix 14 D300398 0506 excom Parameters of the excom modules AIH41Ex 4H with 4 HART variables Table 186 Byte Bit Parameter name Parameter values AIH41Ex 4H no no mode 1 0 0 to 2 HARTstatus sec 000 ON V 1 2 3 4 of C1 variables 001 Auto V 1 2 3 4 of C1 010 ON V 1 2 of C12 011 Auto V 1 2 of C1 2 100 ON V 1 of C1 2 3 4 101 ON V 2 of C1 2 3 4 110 ON V 3 of C1 2 3 4 111 ON V 4 of C1 2 3 4 3 Filter PT1 0 OFF 1 100 ms 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 7 Line monitoring 00 ON 11 OFF D300398 0506 excom
215. s for channel 2 bit configuration identical to channel 1 2 Parameters for channel 3 bit configuration identical to channel 1 3 Parameters for channel 4 bit configuration identical to channel 1 4 reserved 00000000 D300398 0506 excom Appendix 27 Table 198 AI4OEx mode 2 Appendix 28 Al41Ex Byte Bit Parameter name no no 0 Parameters for channel 1 0 1 Filter PT1 2 3 Measuring range 4 5 Substitute value strategy 6 7 Line monitoring Parameter values 00 OFF 01 0 1s 10 2 6 s 11 29 2s 00 0 10V 01 2 10V 10 0 20 mA 11 4 20 mA 00 Min value 01 Max value 10 Last valid value 00 ON 11 OFF Parameters for channel 2 bit configuration identical to channel 1 Parameters for channel 3 bit configuration identical to channel 1 Parameters for channel 4 bit configuration identical to channel 1 reserved 00000000 D300398 0506 excom Parameters of the excom modules AO40Ex Table 199 Byte Bit Parameter name Parameter values AO40Ex no no mode 2 0 Parameters for channel 1 0 1 reserved 00 2 Measuring range 0 0 20 mA 1 4 20 mA 3 reserved 0 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 Wire break moni 0 ON toring 1 OFF 7 Short circuit moni 0 ON toring 1 OFF 1 Parameters for channel 2 bit configuration identical to channel 1 2 Parameters for channel 3 bit configuration identical to channel 1 3 Parameters
216. s offset ON and by entering an Address offset value other than 0 the redundant gateway is assigned to an excom internal virtual bus address basic address of the excom station Address offset value Due to the virtual bus address set the redundant gateway will react to the polling of all unconfigured slaves in the network by the PROFIBUS master and sends a receipt acknowledgement Based on this acknowledgement the communication ability of the redundant gateway is verified Diagnostics with redundancy mode 1 and mode 3 The different redundancy conditions i e normal operation or error conditions are indicated via the status diagnostics the Channel specific diagnostics page 5 55 slot O channel 0 and the LEDs of the two gateways The following conditions can occur 1 R SWITCH OVER Redundancy switchover has taken place is reset after 10 s Active Passive gateway Error code gateway active gateway PRIO LED OFF PRIO LED flashes 27 shortly D300398 0506 excom Diagnostics Table 54 Redundancy status R GW MISSING Table 55 Redundancy status H NOT READY Table 56 Redundancy status RH GW ERROR Table 57 Redundancy status H GW ERROR D300398 0506 2 HR GW MISSING The redundant gateway is missing Active Passive gateway Error code gateway active gateway PRIO LED 28 flashes 3 RH NOT READY The redundant gateway is not ready Active Passive gateway Erro
217. s via the module rack With section 15 of the individual certificates the entire assembly is approved by the authorised bodies The power supply concept is separately assessed by approval PTB 00 ATEX 2193 covering the power supply module PSD24EX and by approval PTB 00 ATEX 2194 U covering the internal CAN bus All components of the excom system may therefore be operated without an additional approval by the user D300398 0506 excom 2 41 Safety requirements in explosion hazardous areas Table 7 Max admissible ambient tempera ture 2 42 System approval of excom field housings In order to save the user the trouble of having to apply for individual approval of the assembled components TURCK has obtained a system approval covering the stainless steel field housings with integrated module rack With this approval the components housing module rack and line filter are combined under a U type approval The I O fieldbus system consists of a stainless steel housing with protection type EEx e and an integrated module rack This rack is designed to incorporate various modules It is also possible to integrate a line filter and various other prewired terminals within the scope of this approval All components of the excom system have been tested and certi fied by separate approvals The system is factory assembled and mounted at TURCK to ensure compliance with the required creep ages and clearances In order not to ex
218. sentation The resolution is 14 bits i e the analogue value of 0 25 mA is digi tised as a number between 0 and 16383 To simplify representation the digitised value is spread over a range from 0 25000 and trans ferred to the host system The representation depends on the gateway parameter Analogue data format page Appendix 3 Three formats can be set for the measured value in the process input data 215 214 213 212 211 210 29 28 27 26 25 204 23 22 21 20 MSB LSB SB 0 25000 corresponds to 0 25 mA 0 25000 corresponds to 0 25 mA SB 0 25000 corresponds to 0 25 mA SB Status bit The status bit is set if there is an error that triggers a diagnostics indication The status bit is left justified right justified or not incorporated in the process value at all depending on the gateway parameter Analogue data format page Appendix 3 selected Measuring Substitute values range 0 to 20 mA Min 0 mA Max 22 mA 4 to 20 mA Min 3 6 mA Max 22 mA D300398 0506 excom 8 11 Analogue modules Table 89 Parameterisation Measuring range page 8 8 to 4 20 mA Connection page 8 9 to active Channel specific module diagnostics Diagnostics data is structured according to EN 50170 part 2 Alongside the module status device specific diagnostics and the status overview slot specific diagnostics the module AIH40Ex supports the following channel status indications channel specific
219. sses 000 126 and 127 must not be used Note Figure 10 Setting network address 005 Slot 0 is reserved for the gateway PROFIBUS DP addresses are set via the three rotary coding switches on the module rack The three switches represent the value of the three digits of the network address The figure below shows an example of network address setting 005 Hundreds k gt 6 W mel ME lens Z 0 x56 o TD Units 406 Internal module address The modules are addressed by slot No settings are therefore required on the individual modules A module in slot O thus automat ically has address 0 a module in slot 1 address 1 and so forth I O addresses Access to the I O peripheral devices is determined by the system configuration Access to the different channels depends on the D300398 0506 excom The excom components their functions and technical data higher level system used Configuration of the excom station page 10 6 PROFIBUS DP connection Depending on the module rack used one or two for redundant configurations 9 pole SUB D connectors are provided for connecting the bus SUB D connector assignment for RS485 RS485 IS page 5 28 Either PROFIBUS DP compliant copper cables or fibre optic cables with suitable external converters can be used as cables The coupler system OC11Ex page 5 17 converts the RS485 IS signals to intrinsically safe fibre optic
220. st be separated from non safe circuits They must be marked and wired to the terminals according to the wiring diagrams of the I O modules Unused cable entries must be replaced by approved EEx e sealing plugs The strain relief devices of the EEx e bushings must be closed Attention Prior to initial operation the wiring and functionality of the excom system must be tested this particularly applies to the wiring and marking of the intrinsically safe circuits According to EN 60079 14 the installer is required to certify the intrinsic safety of these cir cuits D300398 0506 excom 2 9 Safety requirements in explosion hazardous areas Connecting the power supply to the PPSA2SOEx and PPSA115Ex All power supply components of the excom system must be installed in compliance with the requirements of explosion protec tion type e increased safety according to EN 50019 Rigid cables 4 mm flexible cables 2 5 mm The auxiliary power supply should be short circuit protected by means of a fuse with 10 A max The requirements of EN 60079 14 VDE 0165 part 1 in particular chapter 11 additional requirements of explosion protection type e increased safety must be observed The terminals are located under an IP30 cover Attention A T he cover must only be opened in a de energised state after a wait ing period of 5 minutes The system must only be operated with the cover closed Attention Prior to apply
221. st system operates with the value range of 0 25000 8 26 D300398 0506 excom Analogue modules Channel wise parameterisation Parameters such as line monitoring substitute value strategy etc can be set separately for each channel parameterisation is initiated exclusively by the PROFIBUS master Wiring diagrams Figure 79 terminal configuration connection possibilities Terminal assign ment AO40Ex EN EN channel 1 k lia i i i i i H EN EN D300398 0506 excom 8 27 Analogue modules Table 102 Technical data AO40Ex 8 28 Technical data AOA4OEx Type Operating voltage Internal power consumption Outputs No load voltage Output current External load HART impedance Short circuit Wire break Resolution Linearity tolerance Temperature drift Rise release time I S Approval Marking Max values field circuits No load voltage U Short circuit current Max power Pg AO40Ex Via central power supply unit via module rack lt 3 5 W 4 analogue actuators lt 16V DC 0 4 20 mA per output lt 600 W gt 240 W lt 100 W in live zero mode only lt 2 mA in live zero mode only 13 bits 0 1 96 of final value 50 ppm K 50 ms 10 90 96 PTB 00 ATEX 2179 I2 1 G EEx ib ia IIC T4 EEx ia IIC IIB lt 18 9 V lt 80 mA lt 510 mW D300398 0506 excom Analogue modules Typical curve Max
222. status of the binary inputs outputs PROFIBUS DP diagnostics The gateway provides extended PROFIBUS DP diagnostics func tions so that the user has access to an extensive scope of diagnos tics data which even includes channel specific error indications Transmission rate Cycle time The PROFIBUS DP master determines the system s transmission rate Baud rates of 9 6 up to 1 500 kBaud are admissible D300398 0506 excom The excom components their functions and technical data The internal cycle time for processing binary signals is 5 ms and for pu analogue signals 20 ms The cycle time of the higher level bus and the process control system have to be added to the response time of the entire system Generally the following formula applies Ta 2 x T Tg Tres Tg response time T internal cycle time of the Ex link Tg cycle time of the higher level bus Tpcs cycle time of the process control system Overview Field housings Housings for the excom system come in two different sizes and three different versions The following list provides an overview A detailed description is provided in chapter Housings for the excom stations page 3 1 Housings of size EG VA6555 for one system of size MT18 or two systems of size MT9 E EG VA6555 BLD U E EG VA6555 M16 K E EG VA6555 M20 K Housings of size EG VA4055 for one system of size MT9 E EG VA4055 BLD U E EG VA4055 M16 K E EG VA4055 M20 K Overview
223. substitute value to host ON 4 20 mA Live zero with HART status request HART diagnostics active Wire break and measuring range underrange moni toring are active Gateway sends min value 3 6 mA as substitute value to host 8 46 D300398 0506 excom Analog HART compatible modules AIH40EX 4H In this configuration the module adds 4 HART variables to the cyclic data transfer Table 119 Parameter name Meaning AIH40Ex 4H mode 2 Short circuit moni Short circuit monitoring is activated and toring deactivated separately for each channel Wire break monitoring Wire break monitoring is activated and deactivated separately for each channel Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set separately for each channel SVn channel m Activation deactivation of the secondary variable n of channel m Filter PT1 Activation of a software filter D300398 0506 excom 8 47 Analogue modules Table 120 AIHAOEx 1H mode 2 8 48 AIH40Ex 1H In this configuration the module adds 1 HART variable to the cyclic data transfer Parameter name Short circuit moni toring Wire break monitoring Substitute value strategy HART status meas uring range Filter PT1 HART variable Meaning Short circuit monitoring is activated and deactivated separately for each channel Wire break monitoring is ac
224. supply 13 D300398 0506 excom i Installing the excom stations in a mounting cabinet 21 Potential equalisation and shielding of the field circuits 25 Fieldbus connection b la a cla s n ki ea kes x ke seki yad kake kulak ak bk e k deh 26 Servicing and maintenance eeeessssesseseeeeee nennen nennen nnne kK KK kK KK A KK 35 Mark MO ra tcp 36 IC CHOU SINGS C r E staan rrr 37 P pn eli oi pu e e a e j0 el get c n 38 Assessment of temperature compli anC u kk 39 Notes on explosion protection certificates essere 41 Housings for the excom stations Stainless steel field housings EEX e eese 2 General ormat Oesa e seat VANE Hi ke nine GE sa NON KAKE n n Ke ahead encesnde 2 Technical specifications inita chee ore lk baee Coa kk uana detras KK kk KA 4 EG VA6555 5 050 X 550 x 210 rin o sieoususe t xi eundo posae kac yn encre HUR S en n Uds 5 EG VA4055 400 x 550 x 210 MIM cccccceeccsceeeesceseescoeesscoeeseseeseenes 8 Mounting and mounting instructions Observation of safety requirements in explosion hazardous areas 2 Mounting the module racks 11 eeeeeeeeeeeeeee eene nennen nennen nnn nennt nnns 3 Mod le ete a prm
225. suring range underrange monitoring are not active Gateway sends Min value 0 as substitute value to host OFF 4 20 mA Live zero without HART status request Wire break and measuring range underrange monitoring are active Gateway sends min value 3 6 mA as substitute value to host ON 4 20 mA Live zero with HART status request HART diagnostics active Wire break and measuring range underrange moni toring are active Gateway sends min value 3 6 mA as substitute value to host 8 45 Analogue modules Mode 2 In mode 2 the module has 5 parameter byte AIH40Ex Table 118 Parameter name Meaning AIH40Ex mode 2 Short circuit moni Short circuit monitoring is activated and toring deactivated separately for each channel Wire break monitoring Wire break monitoring is activated and deactivated separately for each channel Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set separately for each channel Filter PT1 Activation of a software filter HART status meas OFF 0 20 mA uring range Dead zero without HART status request Wire break and measuring range underrange monitoring are not active Gateway sends Min value 0 as substitute value to host OFF 4 20 mA Live zero without HART status request Wire break and measuring range underrange monitoring are active Gateway sends min value 3 6 mA as
226. t 18 Substitute values and validity of measuring values with the DF20Ex 20 Channel specific module diagnostics eeeseeeeeeseeeeeeesse 20 D300398 0506 excom 9 1 Function modules DF2OEx Digital frequency counter module Frequency or counter module Figure 86 DF20Ex The input module DF20Ex is equipped with 8 channels which are combined in two function blocks The inputs are suitable for the connection of NAMUR sensors or mechanical contacts The output provides 4 mA at 8 VDC There is one frequency input and three control inputs outputs per block The function blocks are referred to as A and B the related signal lines are referred to as A1 A2 A3 and A4 as well as B1 B2 B3 and B4 The module is provided with protection type EEx ib IIC and can thus be used in combination with excom in zone 1 The explosion protection type of the inputs outputs is EEx ia IIC A Attention When connecting the field devices it must be taken into account that all inputs outputs are on a common potential 9 2 D300398 0506 excom DF20Ex Digital frequency counter module Counting and frequency function The module can be operated in the modes Counter and Frequency input It is thus either suitable for pulse counting or frequency measurement of binary pulse sequences The counting direction up down can be set either e
227. tatus MSB LIE backplane MT18 16 1 0 modules 2 redundancy mode off power supply single 2 HCIR active off HCIR WCBC factor base x 1 HCIR WCBC base x 100ms 5 LE address offset disable Z address offset value i o SF1 select SF2 select SF3 select 0 Hex parameter assignment 8 User Prm Data D to 3 41 00 00 05 Cancel Help Redundancy mode OFF If the parameter Redundancy mode is deactivated off excom will operate in the line redundancy mode without monitoring func tion If communication between the master and the primary gateway is interrupted the redundant gateway of the excom system takes over communication Note i T he communication capability of the redundant gateway is not ver ified on switchover Additional diagnostics data is not generated D300398 0506 excom 5 61 PROFIBUS DP interface Table 53 Redundancy status H SWITCH OVER 5 62 Redundancy mode mode 1 If the parameter Redundancy mode is set to mode 1 excom will also operate in the line redundancy mode If communication between the master and the primary gateway is interrupted the redundant gateway of the excom system takes over communica tion In this mode however the communication capability of the redun dant gateway is verified on switchover By enabling the parameter Addres
228. ted with 1000 0000 binary This is 128 in decimal format The channel 4 is deactivated with 0000 1000 binary This is 8 in decimal format Channel 1 2 3 4 5 6 7 8 corresponds to decimal 1 2 4 8 16 32 64 128 Unused channels slot 16 Deactivation of individual channels on slot 16 see Unused channels Slot 6 8 D300398 0506 excom Gateway GDP1 5 Table 60 LED functions D300398 0506 excom Function of the LEDs LED Status CAN PDP PRIO redun dancy status Config Behaviour Green OFF Yellow Hed Yellow flashing Hed OFF Yellow OFF Red flashing Function Operational readiness Not ready for operation now power supply Internal communication o k No communication possible via the backplane Invalid PROFIBUS address 0 126 127 No data exchange with PROFIBUS master Gateway is passive Gateway is active Configuration o k Configuration errors missing or incorrectly fitted modules 6 9 Gateway GDP1 5 6 10 D300398 0506 excom 7 Digital modules Digital input modules esa ROGO RODUER ROGER kk kk kak kk kk ak CR RR RR RC RR 2 DM80Ex Digital input output module 8 channel 2 Configuration data throughput cccccccseececeeseeceeeeeeeeseeeeseesseeeesssaeees 4 Wiring CAG AIMS DR 6 xli eineic m E c n 7 Module parameters cccecc
229. tely for each channel The input value of the according func tion block either adopts O 1 or the last valid value Parameterisation of the counting direc tion detection function Activation deactivation of the additional damping function of the input signals The counter is either reset by the host or via the terminals Parameterisation of the edge counting function Either only rising or rising and falling edges are counted Parameterisation of counter enabling function Host controlled or via termi nals Activation or deactivation of signal inverting Function modules Table 171 Substitute value forming Substitute values and validity of measuring values with the DF2OEx Unlike other excom modules not all signals are transferred directly by the DF20Ex but are pre processed internally Consequently not the substitute signal values but a derivation of the resulting function are provided as substitute values If substitute value programming is set to Last valid value the substitute frequency value is set to zero if there is a wire break or short circuit at the frequency input because this error can occur at any time during the measurement The following substitute values are formed depending on type of error and parameterisation Error Parameter Substitute value Substitute value of input Wire break or Min value 16 80 00 00 00 short circuit on E A1 A4 or B1 B
230. tes 4 to 7 are assigned D300398 0506 excom DF2OEx Digital frequency counter module Figure 90 Dynamic detec tion of counting direction IN lead ing Figure 91 Dynamic detec tion of counting direction IN trailing Table 166 Output byte 0 of the DF2OEx P for function block A D300398 0506 Input for counting direction discrimination In addition to the measuring input there is an input for detection of the counting direction available Depending on the parameters set via the host system the counting direction detection is either static or dynamic In the dynamic detec tion mode the maximum measuring frequency is 1 25 kHz Static evaluation If static detection is selected logic O stands for upward counting and logic 1 stands for downward counting Dynamic evaluation If dynamic detection is selected the counting direction is detected by means of the phase relation between the measuring input and the input for counting direction detection The following drawing shows the principle tn K il La L i i tph Further it is possible to preset the counting direction via the host system In that case the DIR input is inactive The control byte of the DF20EX P is structured as follows Bit 7 6 5 4 3 2 1 0 Meanin Up RST MRS RST g down OV excom 9 15 Function modules E Up down counting direction O upwards 12 downwards RST OV Reset of the ov
231. teways 16 modules Mini Combicon terminals Module rack for 1 power supply unit 1 gateway 8 modules spring loaded terminals Module rack for 2 power supply unit 2 gateways 16 modules spring loaded terminals Module rack for 2 AC DC converters 2 power supply units 2 gateways 16 modules spring loaded terminals Ident no 6611307 6611308 6611309 Ident no 9100444 9100438 9100446 9100440 9100443 D300398 0506 excom Ordering details Housing Table 220 Product Description Ident Housing no EG VAA055 BLD U Housing 400 x 550 x 210 mm with 6884060 blank flange plate without drillings EG VA4055 M16 K Housing 400 x 550 x 210 mm with 6884056 flange plate M16 incl screw connections EG VA4055 M20 K housing 400 x 550 x 210 mm with 6884059 flange plate M20 incl screw connections EG VA6555 BLD U Housing 650 x 550 x 210 mm with 6884055 blank flange plate without drillings EG VA6555 M16 K Housing 650 x 550 x 210 mm with 6884051 flange plate M16 incl screw connections EG VA6555 M20 K Housing 650 x 550 x 210 mm with 6884052 flange plate M20 incl screw connections Systems Table 221 Product Description Ident Systems no EG VA4055 Stainless steel housing with M16 6884082 BV681111 flange plate filter 1 and module rack MT9 Mini Combicon termi nals EG VA4055 Stainless steel housing with M20 6884083 BV681112 flange plate filter 1 and module rack MT9 integrated Mini
232. that the required precautionary measures are fulfilled Housings for the excom stations page 3 1 All modules the gateway to the higher level fieldbus and the power supply are covered by separate approvals They may only be used in conjunction with the module racks Mounting guidelines The power supply units the bus coupler and the I O modules are plugged into the designated slots in the module rack They must clearly snap into the retaining clamps The power supplies are screw mounted i Note Power supply units bus couplers and the I O modules may be ex changed during operation even in zone 1 or zone 21 D300398 0506 excom 2 7 Safety requirements in explosion hazardous areas Warning 230 115 VAC power supply units can only be exchanged after the power supply is disconnected A waiting time of at least 5 minutes must be observed for this A Warning P lease also note that once intrinsically safe components have been connected to non intrinsically safe circuits these must no longer be used later as intrinsically safe equipment A Warning D efective components or components suspected of being defective must not be used These kinds of components must be marked ac cordingly and Ex markings removed Prior to initial setup or after any modification of the interconnection assembly it must be ensured that the relevant regulations directives and general requirements have been observed that operation is err
233. tical to channel 1 3 Parameters for channel 4 bit configuration identical to channel 1 Appendix 50 D300398 0506 excom Parameters of the excom modules Table 212 Byte Bit Parameter Parameter values Ap TI40Ex R no no name mode 2 4 Parameters for all channels Oto3 Sensor type 0000 Pt100 IEC 751 0001 Pt200 IEC 751 0010 Pt400 IEC 751 0011 Pt1000 IEC 751 0100 Pt100 JIS 0101 Pt1000 JIS 0110 Pt100 SAM 0111 Pt1000 SAM 1000 Ni100 1011 Cu100 1101 0 30 Ohm mOhm 1110 0 300 Ohm 10mOhm 1111 0 3 kOhm 100 mOhm 4 5 Filter PT1 00 OFF 01 1 2s 10 11 s 11 25 s 6 7 Connection 00 2L 0 Ohm Basis 01 2L 8 Ohm Basis 01 3L 11 4L D300398 0506 excom Appendix 51 TI40Ex T Table 213 Byte Bit Parameter name Parameter values TIAOEx T no no mode 2 0 Parameters for channel 1 0 reserved 0 1 3 Reference temper 000 0 C ature 001 10 C 010 20 C 011 30 C 100 40 C 101 50 C 110 60 C 111 70 C 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 Wire break moni 0 ON toring 1 OFF 7 reserved 0 1 Parameters for channel 2 bit configuration identical to channel 1 2 Parameters for channel 3 bit configuration identical to channel 1 3 Parameters for channel 4 bit configuration identical to channel 1 Appendix 52 D300398 0506 excom Parameters of the excom modules Table 213 Byte Bit Parameter n
234. tivated and deactivated separately for each channel Depending on the parameter setting either the minimum the maximum or the last valid value is set separately for each channel OFF 0 20 mA Dead zero without HART status request Wire break and measuring range underrange monitoring are not active Gateway sends Min value 0 as substitute value to host OFF 4 20 mA Live zero without HART status request Wire break and measuring range underrange monitoring are active Gateway sends min value 3 6 mA as substitute value to host ON 4 20 mA Live zero with HART status request HART diagnostics active Wire break and measuring range underrange moni toring are active Gateway sends min value 3 6 mA as substitute value to host Activation of a software filter Selection of HART variables D300398 0506 excom Analog HART compatible modules Table 120 Parameter name Meaning AIHAOEx 1H mode 2 HART variable of Selection of the channel number corre channel sponding to the HART variable D300398 0506 excom 8 49 Analogue modules AIH40Ex 8H In this configuration the module adds 8 HART variables to the cyclic data transfer Table 121 Parameter name AIH40Ex 8H mode 2 Short circuit moni toring Wire break monitoring Substitute value strategy SVn channel m Filter PT1 AIH41Ex Table 122 Parameter name AIH41Ex mode 2 Line monitoring Substitut
235. to 20 mA 4 to 20 mA Substitute values Min 0 mA Max 22 mA Min 3 6 mA Max 22 mA D300398 0506 excom Analog HART compatible modules Channel specific module diagnostics Diagnostics data is structured according to EN 50170 part 2 Alongside the module status device specific diagnostics and the status overview slot specific diagnostics the module AOH40Ex supports the following channel status indications channel specific diagnostics Table 144 Error code No Error codes Standard 1 6 Specific 19 20 22 30 31 D300398 0506 excom Meaning Short circuit Wire break Module type desired configuration not known Module type actual configuration not known Parameter not plausible inconsistent HART status error HART error 8 71 Analogue modules Function of the LEDs Table 145 LED Behaviour Function LED functions ae S eee Status Red flashing Module is not configured for this slot Green flashing The module has not yet been configured by the gateway Flashing green The module has been configured rapidly The gateway has not sent any output data The master is not yet in data_exchange after configura tion channel Yellow 1 4 Red Channel error wire break short circuit etc 8 72 D300398 0506 excom Modules for temperature measuring TI40Ex Temperature module 4 channel Figure 84 TI40Ex The temperature module TI40Ex is desi
236. to PROFIBUS DP standard is provided in the following table The list of Manufacturer specific error codes comes after it 000 reserved 001 1 bit 010 2 bits 011 4 bits 100 1 byte 101 1 word 110 2 words 111 reserved 5 55 PROFIBUS DP interface Error codes according to PROFIBUS DP standard The following error codes are in accordance with the definitions of the PROFIBUS DP standard Table 45 Code Meaning Error codes 0 reserved 1 Short circuit 2 Underrange U lt 1 8 V I lt 3 6 mA 3 Overrange U gt 10 5 V l gt 21 mA 4 Overload 5 Excess temperature 6 Wire break 7 Upper limit exceeded 8 Below lower limit Error 10 to 15 reserved 16 to 31 Manufacturer specific excom 5 56 D300398 0506 excom Diagnostics Manufacturer specific error codes Within a modular slave system the meaning of every error code transferred can vary in principle with every slot i e according to the type of module type used With excom the meaning of the error codes of the gateway and all I O modules are different Table 46 Code Error codes ofthe no gateway 16 17 18 19 to 21 22 23 24 25 26 2f 28 29 30 31 D300398 0506 excom Meaning ROM error RAM error EEPROM error reserved No CAN communication Redundant CAN not available Error power supply unit 1 Error power supply unit 2 Re initialisation following a watchdog reset Redundancy switchover Redundant GDP missing R
237. tor excom provides at the terminals marked in blue intrinsically safe circuits for explosion protection in potentially explosive gas and dust atmospheres in compliance with EN 50020 The intrinsically safe circuits have been certified by authorised bodies and approved for use in the respective countries m Note C orrect and safe operation of the excom systems requires that it is transported stored installed and set up properly operated in an er ror free and undamaged condition and handled and maintained with great care in accordance with the governing regulations Correct operation The components of the excom system are manufactured and tested according to IEC 61010 1 and are shipped in a technically safe and perfect condition excom is suitable for installation in zones 1 and 2 as well as zones 21 and 22 when mounted into an appropriate protective housing A Warning Installations in zone O or 20 are not permitted The protection type printed on the excom components and the particular conditions specified in the module descriptions of the manual must be observed D300398 0506 excom 2 3 Safety requirements in explosion hazardous areas A Warning Structural modifications alterations and repairs to the device are not permitted A Attention All foreign matter must be removed from the device and the protec tive cover prior to initial setup 2 4 D300398 0506 excom Compliance with releva
238. ts outputs 8 channels according to NAMUR DIN EN 60 947 5 6 No load voltage 8 V DC Short circuit current Approx 4 mA per input Switching threshold OFF 1 8 mA 1 4 mA ON Internal channel resist 320 W ance Min switching gt 0 1 Hz frequency Max switching gt 4 kHz 2 kHz frequency Switching frequency lt 100 Hz Pulse length maximum 5ms Short circuit R lt 367 W Wire break lt 0 2 mA I S Approval PTB 00 ATEX 2178 Marking I2 1 G EEx ib ia IIC T4 Max values EEx ia IIC IIB field circuits No load voltage Uo lt 9 6 V Short circuit current l 44 mA D300398 0506 excom 9 5 Function modules Table 158 max Lg and max Cg for DF20Ex 9 6 Max power Pg Typical curve Max internal inductance L Max internal Capacitance C Max external inductance Lj Max external capacitance C General data Galvanic isolation Protection degree Operating temperature Relative humidity Vibration and shock testing 106 mW Linear Negligible Negligible max Lg and max C for DF20Ex page 9 6 max Lg and max C for DF20Ex page 9 6 to bus and to supply IP20 20 60 C 95 at 55 C according to EN60068 2 according to IEC 68 2 6 and IEC 68 2 27 Refer to the following table for the max external inductance L and max external capacitance C values for the excom module DF20Ex Max external inductance L mH 0 5 0 2 Max exte
239. ture compliance page 2 39 Ventilation Condensation water can accumulate especially in housings mounted outdoors due to the temperature differences present inside outside the housing This may impair functionality corro sion short circuits Ventilation will remedy this effect by ensuring sufficient air circula tion and thus counteracting the buildup of condensation Further more condensation water which may accumulate at the bottom of the housing in extreme conditions can drain off For this the venting pipe ELST M20Ex must be mounted at the bottom of the housing The labyrinth construction prevents water from penetrating through the ventilation whilst still ensuring suffi cient ventilation A porous plastic plate is used for dust protection 3 2 D300398 0506 excom Stainless steel field housings EEx e Attention A venting pipe ELST M20EX page Appendix 65 must be used without fail in the dust area This meets the requirements of protec tion class IP65 and higher Attention Use of a venting pipe reduces the protection rating of the whole sys tem against the ingress of water to IP54 acc to EN 60529 The vent ing pipe is mounted using the drill hole provided D300398 0506 excom 3 3 Housings for the excom stations Table 8 Stainless steel field housing 3 4 Technical specifications Approval Material Material thickness Protection degree Flange plate Cover door
240. uit moni 0 ON toring 1 OFF 1 Parameters for channel 2 bit configuration identical to channel 1 D300398 0506 excom Appendix 25 Table 195 DI40Ex mode 2 Table 196 DO40Ex mode 2 Appendix 26 Byte Bit Parameter name Parameter values no no 2 Parameters for channel 3 bit configuration identical to channel 1 3 Parameters for channel 4 bit configuration identical to channel 1 4 reserved 00000000 DO40Ex Byte Bit Parameter name Parameter values no no 0 Parameters for channel 1 0 1 reserved 00 2 Polarity 0 Normal 1 Inverse 3 reserved 0 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 Wire break moni 0 ON toring 1 OFF 7 Short circuit moni 0 ON toring 1 OFF 1 Parameters for channel 2 bit configuration identical to channel 1 2 Parameters for channel 3 bit configuration identical to channel 1 3 Parameters for channel 4 bit configuration identical to channel 1 4 reserved 00000000 D300398 0506 excom Parameters of the excom modules AI40Ex Table 197 Byte Bit Parameter name Parameter values AI40Ex no no mode 2 0 Parameters for channel 1 0 1 Filter PT1 00 OFF 01 0 1s 10 2 6 s 11 29 2s 2 Measuring range 0 0 20 mA 1 4 20 mA 3 Connection O Active 1 Passive 4 5 Substitute value 00 Min value strategy 01 Max value 10 Last valid value 6 Wire break moni O ON toring 1 OFF 7 Short circuit moni O ON toring 1 OFF 1 Parameter
241. umped inductances and capacitances within the fieldbus system are not admissible General data Galvanic To PROFIBUS DP according to EN isolation 50020 U 60 V Protection degree IP20 Operating temperature 20 to 60 C range D300398 0506 excom 6 5 Gateway GDP1 5 Gateway parameters The different parameters depend on the Configuration of the gateway page 5 35 They are marked by a suffix on the product name C D i Note Refer to the following for the bit assignment for mode 1 GDP1 5Ex page Appendix 3 GDP1 5Ex D GDP1 5Ex CD page Appendix 5 Mode 2 GDP1 5Ex GDP1 5Ex C page Appendix 22 Mode 1 and mode 2 GDP1 5Ex GDP1 5Ex D GDP1 5Ex CD GDP1 5Ex C Table 59 Parameter name Meaning Parameters for GDP1 5Ex Mode7 SF1 SF2 SF3 reserved module rack without function Analogue data format Status MSB Status bit on bit position 2 Status LSB Status bit on 2 No status Measuring value without status bit Line frequency 50 Hz or 60 Hz filter to suppress power supply line related interference on signal lines Prm Mode Parameterisation mode set via the GSD file constantly to mode 1 6 6 D300398 0506 excom Gateway GDP1 5 Table 59 Parameter name Parameters for GDP1 5Ex Mode1 Meaning When there is a redundant Power supply Redundancy mode supply via two power supply modules PSD24Ex the power supply diagnostics are acti vated via the setting r
242. uppressed for unused channels C In this configuration the gateway provides an input and an output word The input data word and the output data word are used as status and control registers of the gateway This status information is used for example in a redundancy circuit to display which of the two gateways is currently active and passive If one gateway fails this status information can be detected and the neighbouring gateway activated in response by means of the output data word The following configurations are possible D300398 0506 excom 5 35 PROFIBUS DP interface Table 25 Gateway configu ration options 5 36 Gateway designation in the GSD file Trk1ff9f GDP1 5Ex GDP1 5Ex D GDP1 5Ex CD Gateway designation in the GSD file Trckffo9f GDP1 5Ex GDP1 5Ex C Additional function Deactivation Deactivation Cyclic data Cyclic data Input Output bytes bytes 0 0 0 0 2 2 0 0 2 2 D300398 0506 excom Redundancy Figure 61 Redundancy Gateway redundancy The use of two gateways and two bus lines ensures error free and continuous communication if one of the gateways or bus lines fails If one of the gateways fails the other immediately takes over Redundant operation of excom stations is only possible in conjunction with the module rack MT18 The MT9 module racks do not have the space to accommodate a second gateway segment coupler Ex separation
243. ur Function LED functions Status Red flashing Module is not configured for this slot Green flashing The module has not yet been configured by the gateway Flashing green The module has been configured rapidly The gateway has not sent any output data The master is not yet in data exchange after configura tion channel Yellow 1 4 Red Channel error wire break short circuit etc 8 32 D300398 0506 excom Analog HART compatible modules AIH40Ex AIH41Ex Analogue input modules 4 channels Figure 80 Analogue input modules m E E ni The analogue input modules of the excom system are intrinsically safe modules for connection of up to four transmitters The input module AIH40Ex is designed for connection of 2 wire transducers active input source mode passive transducer The input module AIH41Ex is designed for connection of 4 wire transducers passive input non source mode active transducer The module is provided with protection type EEx ib IIC and can thus be used in combination with excom in zone 1 The explosion protection type of the inputs is EEX ia IIC Note Li T he inputs are not galvanically isolated from each other When con necting the field devices it must be taken into account that all inputs are on a common potential The resolution is 14 bits i e the analogue value of 0 25 mA is digi tised as a number between 0 and 16383 To simplify representation the dig
244. ure measuring Module parameters Note Refer to the following for the bit assignment for mode 1 TI40Ex R page Appendix 18 Mode 2 TI40Ex R page Appendix 50 Mode 1 TI40Ex R connection of resistance temperature detectors Table 149 Parameter name TIAOEx R mode 1 Short circuit moni toring Wire break monitoring Substitute value strategy Filter PT1 Sensor type Note linearisation D300398 0506 excom Meaning Short circuit monitoring is activated deactivated for all 4 channels of the module Wire break monitoring is activated deac tivated for all 4 channels of the module Depending on the parameter setting either the minimum the maximum or the last valid value is set Activation of the filter Setting the sensor type In case of 2 wire technology the line resistance falsifies the result of 8 79 Analogue modules TI40Ex T In mode 1 the parameters of the module TI40Ex T are the same as those of the module TI40Ex R The module however does use the short circuit monitoring parameter Note i T he parameter Sensor type of the TIAOEx T is used to set the type of thermoelement Mode 2 TI40Ex R Table 150 Parameter name Meaning TI40Ex R mode 2 Short circuit moni Short circuit monitoring is activated and toring deactivated separately for each channel Wire break monitoring Wire break monitoring is activated and deactivated separately for eac
245. urve Transmitter with trapezoidal output curve page 8 40 for active intrinsically safe transmitters with rectangular or trap ezoidal output curve Transmitter with rectangular or trape zoidal output curve page 8 40 Table 111 Max EEx ia EEx ib IIC EEx ia EEx ib IIB Transmitter with values linear output curve 2V 2 4 mH 4 2 mF 9 8 mH 33 mF 5V 2 4 mH 1 3 mF 9 8 mH 8 3 mF 10 V 2 4 mH 358 nF 9 8 mH 2 1 mF 15 V 2 4 mH 158 nF 9 8 mH 1 1 mF 16 5 V 2 4 mH 126 nF 9 8 mH 950 nF 20 V 2 4 mH 87 nF 9 8 mH 688 nF D300398 0506 excom 8 39 Analogue modules Table 111 Transmitter with linear output curve Table 112 Transmitter with trapezoidal out put curve Table 113 Transmitter with rectangular or trapezoidal out put curve 8 40 Max values 22 V 25 V 30 V EEx ia EEx ib IIC 2 4 mH 2 0 mH 2 0 mH Max values U 22 1 V 93 mA Max values U 2V 5V 10V 15V 16 5V 20V 16 5 V 20V 22V 25V l 100 mA 100 mA 90 mA 56 mA 49 mA 35 mA 97 mA 80 mA 65 mA 50 mH 71 nF 54 nF 37 nF 9 8 mH 9 0 mH 9 0 mH EEx ia EEx ib IIB 594 nF 465 nF 345 nF EEx ia EEx ib IIC EEx ia EEx ib IIB Lo 0 5 mH EEx ia EEx ib lic Lo 1 99 mH 1 99 mH 1 99 mH 0 99 mH 0 99 mH 0 99 mH Co 60 nF Co 500 nF 300 nF 200 nF 100 nF 100 nF 70 nF Lo 2 mH Co 25 nF EEx ia EEx ib IIB Lo 4 89 mH 4 89 mH 4 89 mH 4 89 mH 4 89 mH 4 89 mH 1 99 mH 0 9
246. ut module 4 channel 26 Wirmo adi ctfi saresmi uen dn n n Bux la xa oU nikl Rana keka kya ni xelww banan 27 xl eiiefe iatt m kk kk a 28 Module parameters esses eene nennen nnne nnne nensi saria 30 Measured value representation cccccecccsseeceseceeeeeceeeeeeeeeeeeeesseeeseeeeees 31 Channel specific module diagnostics sseeeeeeeeessssese 31 Function ofthe LEDS c EEE 32 Analog HART compatible modules eene enn nun 33 AIH40Ex AIH41Ex Analogue input modules 4 channels 33 Wing ooga te rTrg eg xe 35 Ll bala lle ACA e r a mm 36 Module parameters ccccccccescccseeeceeeecececeecseeceaeeceseseseseeseseeeesseeeess 41 ete lsa lel PNM DK gv 54 DUT Gata MAD DING i4 5 aa a 2ala 4k una suit ka hanan nana tanan snna tob na neb nan yab kal 55 Measured value representation M K 56 Error indication via the status bit of the data message 56 mi dirae m 57 Floating point format of the HART variables scssi 59 Channel specific module diagnostics lh h h idiEkkk kk kk 59 PUncli n OT the LEDS q 60 AOHAOEx Analogue output module 4 channel 61 Measured value representation
247. utput module DO40Ex Operating voltage Internal power consumption Outputs No load voltage Nominal current Internal resistance Switching frequency Short circuit pulsed Wire break I S Approval Marking Max l S values field circuits No load voltage Ug Short circuit current Max power Pg Typical curve Max internal inductance L D300398 0506 excom DO40Ex Via central power supply unit via module rack lt 2W 4 actuators 16V DC 24 V DC 15 V 35 mA 24 V 6 mA 12 V 45 mA 18 V 25 mA 300 W 100 Hz 100W lt 1 mA PTB 00 ATEX 2047 I2 1 G EEx ib ia IIC T4 EEx ia IIC IIB lt 18 9 V lt 27V lt 100 mA lt 675 mW Trapezoidal Linear 24 nF 7 23 Digital modules 7 24 Max internal capacitance C Max external inductance Lo Max external capacitance C General data Galvanic isolation Protection degree Operating temperature Relative humidity Vibration and shock testing Negligible max Lg and max C for DO40Ex with 16 V DC actuators page 7 25 and max Lg and max C for DO40Ex with 24 V DC actuators page 7 26 max Lg and max C for DO40Ex with 16 V DC actuators page 7 25 and max Lg and max C for DO40Ex with 24 V DC actuators page 7 26 complete IP20 20 460 C 95 96 at 55 C according to EN60069 2 according to IEC 68 2 6 and IEC 68 2 27 D300398 0506 excom Digital output module for standard Exi valves
248. value 10 Last valid value 6 Wire break moni 0 ON toring 1 OFF 7 Short circuit moni O0 ON toring 1 OFF Appendix 18 D300398 0506 excom Parameters of the excom modules TI40Ex T Table 190 Byte Bit TIAOEx T no no mode 1 0 0 to 2 3 4 5 6 T D300398 0506 excom Parameter name Measuring range Filter PT1 Substitute value strategy Wire break moni toring reserved Parameter values 000 Type B 001 Type E 010 Type J 011 Type K1 00 Type N 101 Type R 110 Type S 111 Type T 0 OFF 1 11 s 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 Appendix 19 Table 191 DF20 Ex P mode 1 Appendix 20 DF20 Ex P Byte Bit no no 1 2 4 5 Parameter name Reset counter Counting rotation direction Debouncing Substitute value strategy Wire break moni toring Short circuit moni toring Parameter values 0 Host controlled 1 Terminal 00 Forwards f 4 kHz 01 Host controlled f 4k Hz 00 Terminal f 4 KHz 11 Terminal auto f 1 25 kHz 0 OFF 1 50 ms 00 Min value 01 Max value 10 Last valid value 0 ON 1 OFF 0 ON 1 OFF D300398 0506 excom Parameters of the excom modules Table 192 DF20Ex F mode 1 DF20Ex F Byte Bit no no 1 2 4 5 D300398 0506 excom Parameter name Average value Counting rotation direction Debouncing Substitute value strate
249. value of 1 kV T Temperature classes The temperature class specifies the maximum permissible surface temperature of an apparatus In this case the explosion protected apparatus can be approved for different temperature classes a decision which depends on technical and financial considerations The lowest possible temperature clas sification is therefore mostly achieved with relatively extensive technical meas ures and correspondingly high expenditure depending on the type of protec tion Intrinsically safe products are comparably more efficient and cheaper Only intrinsically safe equipment that is directly installed in explosion hazardous areas requires temperature classification For associated equip ment this classification is not needed Vv Verification of intrinsic safety According to EN60079 14 intrinsic safety must be documented and confirmed when interconnecting intrinsically safe apparatus and associated equipment El Zone O Zone 0 comprises locations in which a dangerous explosive atmosphere is present continuously or frequently Probability of the occurrence of an ignitable mixture constant for long periods or frequently guide value gt 1000 h a Zone 1 Zone 1 are locations in which an explosive or dangerous explosive atmosphere is likely to occur Probability of the occurrence of an ignitable mixture occasionally during normal operation guide value 10 1000 h a D300398 0506 excom Glossary 3
250. vated 5 42 D300398 0506 excom Data formats Table 32 PROFIBUS is primarily byte oriented I O modules can be config ured for byte or word processing With excom the values of the digital modules are organised bytewise whilst the values of the analogue modules are organised wordwise Digital modules With the digital modules every channel is assigned one bit in the data byte Channel 0 is assigned Bit 0 channel 2 Bit 1 and so forth The modules can also be configured with status information This assigns an input bit to a channel status The assignment of the infor mation is shown in the following tables For example DI40Ex Bit 7 Bit 6 Bit 5 Bit 4 Bit3 Bit2 Bit 1 Bit O Status channel 1 4 Data Data Data Data Channe Channe Channe Channe l4 3 2 1 DMSOEx The 8 channel module DM80Ex has 1 or 2 input bytes and 1 output byte depending on the configuration The following configurations are possible D300398 0506 excom 5 43 PROFIBUS DP interface Table 33 Configuration of the DM80Ex Table 34 Bit assignment of data bytes 5 44 Input Output Type Configuration bytes bytes 2 1 0 2 0 DM80Ex Bi directional DM80Ex without status byte DM80 Ex S Bi directional DM80 Ex with status byte DM80 Ex 8E DM8OEx as a pure input module without status byte DM80 Ex S8E DM8OEx as a pure input module with status byte The assignment of the individual bits of the three data bytes input output a
251. verting inputs and outputs Table 169 Parameter name Meaning DF20 Ex P mode 1 Short circuit monitoring Short circuit monitoring is activated and deactivated commonly for all channels Wire break monitoring Wire break monitoring is activated and deactivated commonly for all channels Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set Debouncing Activation deactivation of the additional damping function of the input signals Counting rotation direc Parameterisation of the direction tion discrimination function Reset counter The counter is either reset by the host or via the terminals 9 18 D300398 0506 excom DF2OEx Digital frequency counter module Table 170 DF20 Ex P mode 2 D300398 0506 Mode 2 Just like with other excom modules channelwise programming here function block related is possible in mode 2 Since for the DF20Ex there no physical channels but function blocks the two available function blocks are referred to as A and B and the related signal lines are referred to as A1 A2 A3 and A4 as well as B1 B2 B3 and B4 Parameter name Line monitoring Substitute value input Counting direction detection Debouncing of the control inputs Reset counter Edge counting Gate Polarity excom Meaning Wire break or short circuit monitoring is activated and deactivated separa
252. way sends Min value 0 as substitute value to host OFF 4 20 mA Live zero without HART status request Wire break and measuring range underrange monitoring are active Gateway sends min value 3 6 mA as substitute value to host ON 4 20 mA Live zero with HART status request HART diagnostics active Wire break and measuring range underrange moni toring are active Gateway sends min value 3 6 mA as substitute value to host Activation of a software filter Selection of HART variables Selection of the channel number corre sponding to the HART variable 8 53 Analogue modules AIH41Ex 8H In this configuration the module adds 8 HART variables to the cyclic data transfer Table 125 Parameter name Parameter value AIH41Ex 8H mode 2 Line monitoring Line monitoring is activated and deacti vated separately for each channel Substitute value Depending on the parameter setting strategy either the minimum the maximum or the last valid value is set separately for each channel SVn channel m Activation deactivation of the secondary variable n of channel m Filter PT1 Activation of a software filter Data throughput Depending on the configuration there are different data through puts Following configurations are possible Table 126 Input Configuration Number of input words words 4 AIHAOEx without cyclic HART data 6 AIHAOEx with 1 cyclic HART variable 12 AIHAOEx
253. way sends Min value 0 as substitute value to host OFF 4 20 mA Live zero without HART status request Wire break and measuring range underrange monitoring are active Gateway sends Min value 3 6 mA as substitute value to host ON 4 20 mA Live zero with HART status request HART diagnostics active Wire break and measuring range underrange moni toring are active Gateway sends Min value 3 6 mA as substitute value to host 8 42 D300398 0506 excom Analog HART compatible modules AIH40Ex 4H In this configuration the module adds 4 HART variables to the cyclic data transfer Table 115 Parameter name AIHAOEx 4H mode 1 Short circuit moni toring Wire break monitoring Substitute value strategy Filter PT1 HART status varia bles D300398 0506 excom Meaning Short circuit monitoring is activated deactivated for all 4 channels of the module Wire break monitoring is activated deac tivated for all 4 channels of the module Depending on the parameter setting either the minimum the maximum or the last valid value is set Activation of a software filter The auto HART status means that only those channels which are actually required to send variables will provide HART status data An ON HART status means that all four channels will provide HART status data 8 43 Analogue modules AIH41Ex Table 116 Parameter name Meaning AIH41Ex
254. with 4 cyclic HART variables 20 AIHAOEx with 8 cyclic HART variables 8 54 D300398 0506 excom Analog HART compatible modules Input data mapping The module input data and the HART variables are mapped as follows This example is based on a module with 8 cyclic HART variables Table 127 Word no Data Contents Input data 1 Word byte no mapping 2 Bytes 0 0 MSB of input channel 1 1 LSB of input channel 1 1 2 MSB of input channel 2 3 LSB of input channel 2 2 4 MSB of input channel 3 5 LSB of input channel 3 3 6 MSB of input channel 4 7 LSB of input channel 4 4 5 HART variable 1 6 7 HART variable 2 8 9 HART variable 3 10 11 HART variable 4 12 13 HART variable 5 14 15 HART variable 6 16 17 HART variable 7 18 19 HART variable 8 A The HART variables are presented in the REAL data format D300398 0506 excom 8 55 Analogue modules i Note A Il secondary variables that were activated with the parameterisa tion are assigned a location in the mapped input data This also ap plies if the corresponding channels are not connected to a HART compatible device Measured value representation Table 128 2s a 2 ue OM oN 2 D Duos 09 905 pl 20 Measuring value 2Z SKS ZC _z representation Status 0 21000 corresponds to 0 21 mA bit Error indication via the status bit of the data message i Note In the event of an error the module provides an error indication
255. xternally via a control input or internally via control bit programming The control inputs are suitable for direction discrimination as reset or enable input The max measuring frequency of the DF20Ex is 4 kHz even when both function blocks are used simultaneously If automatic direction detection is parameterised for one of the function blocks f 1 25 kHz applies to both function blocks Parameterisation The input output behaviour is parameterised via the PROFIBUS DP master Each channel is equipped with an adjustable wire break and short circuit monitoring function D300398 0506 excom 9 3 Function modules Wiring diagrams Figure 87 Terminal assign ment DF20Ex em D 2 m Q o 2 zh c D p o 2 connection possibilities selectable channel 1 INA function block A channel 2 IN B function block B counter frequency channel 3 DIRA DIR A direction input A channel 4 DIRB DIR B direction input B channel 5 GATE A DIR OUT A direction output A channel 6 GATE B DIR OUT B direction output B channel 7 RSTA ZEROA zero output A channel 8 RSTB ZEROB zero output B PELE EEE EFE EEE 9 D300398 0506 excom 4I DF20Ex Digital frequency counter module Technical data Table 157 Type DF20Ex Technical data DF20Ex Operating voltage Via central power supply unit via module rack Internal power 1 5W consumption Inpu
256. y on the right slot is passive 0 1 Gateway on the right slot is active 1 0 Gateway on the left slot is passive 1 1 Gateway on the left slot is active Output word for forcing redundancy switchover Bits O 2 control the redundancy switchover The redundancy switchover is only activated if bits O and 1 change status from 11 gt 01 or 11 10 Bit 2 sets the reaction to an edge change If Bit 2 0 a redundancy switchover is initiated regardless of the position of the gateway If Bit 2 1 the left or right gateway is activated as required Bit 2 can be set statically It is re evaluated with every edge change excom 5 41 PROFIBUS DP interface Table 29 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit O Structure of the e n HHHH input word Byte O not used Byte 1 Control Control bit bits for edge change Bit 2 0 Table 30 Bit 10 Meaning Status change with bit 2 0 11 gt 01 Receiver is the passive gateway The passive gateway requests control from the active one and is activated 11 gt 10 Receiver is the active gateway The active gateway gives control to the passive one and is passive Bit 2 1 Table 31 Bit 2 Meaning Possible status a a Se ee change with 11 gt 01 Receiver is the left gateway The left gateway switch function B requests control from the right one and is acti vated 11 gt 10 Receiver is the active gateway The right gateway requests control from the left one and is acti

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