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User's Manual EJX110A, EJX120A, EJX130A, EJX310A

1. Item Description Code Terminal cover only P ae Color change Painting Both sides of amplifier covers Munsell 7 5 R4 14 PR Coating change Anti corrosion coating x2 316 SST exterior parts 316 SST name plate tag plate and zero adjustment screw HC Transmitter power supply voltage 10 5 to 32 V DC 10 5 to 30 V DC for intrinsically Lightning protector safe type l A Allowable current Max 6000 A 1x40 us Repeating 1000 A 1x40 ps 100 times Applicable Standards IEC 61000 4 4 IEC 61000 4 5 Transistor output sink type 8 Status output Contact rating 10 5 to 30 VDC 120 mA DC max Low level 0 to 2 VDC AL Degrease cleansing treatment K1 Oil prohibited use Degrease cleansing treatment and with fluorinated oilfilled capsule ie Operating temperature 20 to 80 C 4 to 176 F Oil prohibited use Degrease cleansing treatment and dehydrating treatment K5 with dehydrating treatment Degrease cleansing treatment and dehydrating treatment with fluorinated oilfilled capsule K Operating temperature 20 to 80 C 4 to 176 F 6 Capsule fill fluid Fluorinated oil filled in capsule K3 P calibration psi unit D1 Calibration units bar calibration bar unit See Table for Span and os Range Limits M calibration kgf cm unit D4 lona vent Total length 119 mm standard 34 mm Total length when combining with Opti
2. Indicator Cause Output Operation Countermeasure during Error None IR d AL 01 Sensor problem Outputs the signal Hold Replace capsule when error CAP ERR High or Low set with keeps appearing even parameter after restart Capsule temperature sensor problem Capsule EEPROM problem AL 02 Amplifier temperature sensor problem Outputs the signal Hold Replace amplifier AMP ERR Amplifier EEPROM problem High or Low set with Amplifier problem parameter AL 10 Input is outside measurement range limit Outputs high range limit Check input or replace PRESS of capsule value or low range limit value capsule when necessary AL 11 Static pressure exceeds limit Continues to operate and ST PRSS output AL 12 Capsule temperature is outside range Use heat insulation or CAP TMP 50 to 130 C make lagging to keep AL 13 Amplifier temperature is outside range temperature within AMP TMP 50 to 95 C range AL 30 Output is outside upper or lower range limit Outputs high range limit Check input and range RANGE value value or low range limit value setting and change AL 31 Static pressure exceeds specified range Holds output immediately them as needed SP RNG before error occurred AL 35 1 Input pressure exceeds specified threshold Continues to operate and Check input P HI output AL 36 1 P LO AL 37 1 Input static pressure exceeds specified SP
3. EJX Series F0205 EPS All wiring shall comply with local installation requirements and local electrical code n hazardous locations the cable entry devices shall be of a certified flameproof type suitable for the conditions of use and correctly installed Unused apertures shall be closed with suitable flameproof certified blanking elements The plug attached is flameproof certified Note 3 Operation WARNING AFTER DE ENERGIZING DELAY 5 MINUTES BEFORE OPENING APR S POWER OFF ATTENDRE 5 MINUTES AVANT D OUVRIR WARNING WHEN AMBIENT TEMPERATURE 2 65 C USE THE HEAT RESISTING CABLES 2 90 C QUAND LA TEMPERATURE AMBIANTE gt 65 C UTILISEZ DES CABLES RESISTANTES A LA CHALEUR 2 90 C Take care not to generate mechanical sparking when accessing to the instrument and peripheral devices in a hazardous location IM 01C25B01 01E Note 4 Maintenance and Repair The instrument modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation and Yokogawa Corporation of America is prohibited and will void Canadian Standards Explosionproof Certification c CSA Intrinsically Safe Type CSA Explosionproof Type Model EJX Series pressure transmitters with optional code CU1 or V1U can be selected the type of protection CSA Intrinsically Safe or CSA Explosionproof for use in hazardous locations Note 1 For the installation of this transmitter on
4. seseesesesseeeeseeeeneneeee nennen nennen nenne 6 1 6 2 Selecting the Wiring Materials ssssseeeeenn 6 1 6 3 Connections of External Wiring to Terminal Box 6 1 6 3 4 Power Supply Wiring Connection sseeseeeee 6 1 6 3 2 External Indicator Connection sssseeeseeeeseeerirerieesrrrerrserrrerre 6 1 6 3 8 Communicator Connection s essseeesseesiisseersrietsrrrsrinrerrnerrrnerrnee 6 1 6 3 4 Check Meter Connection ssssssssssseeeneneeneennen 6 2 6 3 5 Status Output Connection sssssseeeneenee 6 2 6 4 Witirig ER 6 2 6 4 4 Loop Configuration sisih e aenar eenaa aaia ea iiaa 6 2 1 General use Type and Flameproof Type 6 2 2 Intrinsically Safe Type sseene 6 2 6 4 2 Wiring Installation seesseeeeeeennm m 6 2 1 General use Type and Intrinsically Safe Type 6 2 GI Flameproof Type n aee etit Car dE ae 6 3 6 5 Grou nding edie ein oat diced rein aula e ecu ee e etr ede 6 3 6 6 Power Supply Voltage and Load Hesietance 6 3 Ze OPERATION ee 7 1 7 1 Preparation for Starting Operation 7 1 7 2 Zero Point Adjustment A 7 2 7 2 1 Adjusting Zero Point for Differential Pressure Transmitters 7 3 7 2 2 Adjusting Zero Point for Gauge Absolute Pressure Transmitters 7 3 73 Starting Operation EE 7 3 7 4 Shutting Down the Transmitt
5. No KEMA O3ATEX1544 X EEx E ndi per C MIN Tamb 40 C for DUST MAX PROCESS TEMP Tp 120 C KE THOGE Tp 109 C edel i 200mA Pi 0 9W Ci P EEx nLIIC T4 1P68 and IP67 mb MAX PROCESS Teme 120 C F Ui 30V Ci 10ni F0211 EPS 12A819857 832 The year 2008 2 180 8750 is a zip code which represents the following address 2 9 32 Nakacho Musashino shi Tokyo Japan 2 9 IM 01C25B01 01E 2 9 4 IECEx Certification Model EJX Series pressure transmitters with optional code SU2 can be selected the type of protection IECEx Intrinsically Safe type n or flameproof for use in hazardous locations Note 1 For the installation of this transmitter once a particular type of protection is selected any other type of protection cannot be used The installation must be in accordance with the description about the type of protection in this instruction manual In order to avoid confusion unnecessary marking is crossed out on the label other than the selected type of protection when the transmitter is installed Note 2 a IECEx Intrinsically Safe Type type n Caution for IECEx Intrinsically safe and type n Note 1 Model EJX Series differential gauge and absolute pressure transmitters with optional code SU2 are applicable for use in hazardous locations No IECEx CSA 05 0005 Applicable Standard IEC 60079 0 2000 IEC 60079 11 1999 TEC 60079 15 2001 Ex ia
6. Bolts and nuts material ASTM B7M carbon steel 316 SST ISO A4 70 stainless steel ASTM grade 660 stainless steel Installation Vertical piping right side high pressure and process connection down side Vertical piping left side high pressure and process connection down side Horizontal piping and right side high pressure Horizontal piping and left side high pressure Bottom process connection left side high pressure Universal flange Amplifier housing dee Inm Cast alluminum alloy pr ASTM CF 8M stainless steel Electrical connection 0 nnn G1 2 female one electrical connection without blind plugs ELLE 1 2 NPT female two electrical connections without blind plugs 4 KI M20 female two electrical connections without blind plugs 5 n G1 2 female two electrical connections and a blind plug Yee n nn 1 2 NPT female two electrical connections and a blind plug 9g eese M20 female two electrical connections and a blind plug As G1 2 female two electrical connections and a 316 SST blind plug C n 1 2 NPT female two electrical connections and a 316 SST blind plug D B M20 female two electrical connections and a 316 SST blind plug Integral indicator Ve Digital indicator E Digital indicator with the range setting switch EIN None Mounting bracket Bee 304 SST 2 inch pipe mounting flat type for horizontal piping De 304 SST 2 inch pipe mounting L type for vertical piping Gee 304 SST 2 inch pipe m
7. 11 Pure nitrogen gas is used for oil prohibited use Option code K1 K2 K5 and K6 Material traceability certification per EN 10204 3 1B Applicable for Process connections code 0 and 5 Applicable for Process connections code 1 2 3 and 4 Applicable for Capsule code L of EJX110A Capsule code B of EJX430A and EJX310A and all the capsules of EJX110A with wetted parts maerial code H M T A D and B Applicable for Capsule code M H and V of EJX110A with wetted parts material code S Applicable for Capsule code A of EJX430A and EJX310A Applicable for Capsule code H of EJX430A Applicable for EJX120A and Capsule code L and M of EJX310A Applicable for EJX130A and Capsule code C Applicable for Capsule code D of EJX440A of EJX440A 12 Pure nitrogen gas or pure water is used for oil prohibited use Option code K1 K2 K5 and K6 9 12 IM 01C25B01 01E 9 GENERAL SPECIFICATIONS 9 4 DIMENSIONS Model EJX110A Vertical Impulse Piping Type Installation code 7 Wetted Parts material code S Unit mm approx inch 24219 39 A Electrical connection 1104 33 175 6 89 for code 5 9 A and D 12 39 97 129 5 08 Ly oat sa 2 inch pipe
8. 256 10 10 a Electrical connection 110 4 33 TS S for code 5 9 A and D re 194 7 64 S i Se E L 97 143 5 63 he 047 4 52 2 inch pipe _ __ 3 82 rd ue zou O D 60 5 mm KA a FE SN Vent Drain plugs gs Mounting bracket Extenal indicator P ei L type optional Conduit connection Ss ZER optional oO e g Integral indicator aj i S X h optional E C4 EN E mea ie X 9 ee ZA KE 5 E aja Sl Qo S gt g a yo HT A x 7 Conduit connection y Process connector Zero adjustment High CEN Low optional pressure 2 13 pressure Shrouding bolt Ground terminal side side for flame proof type Horizontal Impulse Piping Type Installation code 9 Extenal indicator Conduit connection Conduit connection 94 3 70 _ 72 2 83 Zero 110 4 33 optional ree adjustment Integral indicator 12 optional 0 47 54 X pe 2 13 Shrouding bolt 3 for flame proof type 2 0 24 c proof type S N a e Ge D Ground termina Electrical connection for code 5 9 A and D Y Vent plug y J A Vent plug a Drain plug Drain plug x aac Process connector 54 LN amp optional 2 13 S Va T Iu I le 2 inch pipe 46 CH e ye NI Mounting bracket O D 60 5 mm d A A y Flat type optional l Ge Oe ke d 1 When Installation code 8 is selected high and low pressure side on above figure are reversed 128 3 i e High pressure side is on the right side em 2 Whe
9. 2 HANDLING CAUTIONS HANDLING CAUTIONS This chapter provides important information on how to handle the transmitter Read this carefully before using the transmitter EJX Series transmitters are thoroughly tested at the factory before shipment When taking delivery of an instrument visually check them to make sure that no damage occurred during shipment Also check that all transmitter mounting hardware shown in figure 2 1 is included If the transmitter is ordered without the mounting bracket and the process connector the transmitter mounting hardware will not be included After checking the transmitter carefully repack it in its box and keep it there until you are ready to install it Bolt Process connector Note 1 j Process connector NADA Gasket U bolt Mounting bracket L type Transmitter mounting bolt U bolt nut amp Mounting bracket Flat type F0201 EPS Figure 2 1 Transmitter Mounting Hardware 2 1 2 1 Model and Specifications Check The model name and specifications are written on the name plate attached to the case O DAAE TRANSMITTER MODEL STYLE AN Refer to USER S MANUAL N200 F0202 EPS Made in Japan TOKYO 180 8750 JAPAN 6 YOKOGAWA Figure 2 2 Name Plate EJX110A 2 2 Unpacking Keep the transmitter in its original packaging to prevent it from being damaged during shipment Do not unpack the transmitter until it reac
10. 2 Hastelloy C 276 or ASTM N10276 The marks indicate the construction materials conform to NACE material recommendations per MRO1 75 For the use of 316 SST material there may be certain limitations for pressure and temperature Please refer to NACE standards for details 9 9 IM 01C25B01 01E 9 GENERAL SPECIFICATIONS 9 3 OPTIONAL SPECIFICATIONS Item Description Code FM Explosionproof Approval 1 Explosionproof for Class I Division 1 Groups B C and D Dust ignitionproof for Class II III Division 1 Groups E F and G FF1 Hazardous classified locations indoors and outdoors NEMA 4X Factory Mutual FM FM Intrinsically safe Approval 1 3 Intrinsically Safe for Class Division 1 Groups A B C and D Class II Division 1 Groups E F and G and Class lll Division 1 Hazardous Locations FS1 Nonincendive for Class Division 2 Groups A B C and D Class II Division 2 Groups F and G and Class Ill Division 1 Hazardous Locations Combined FF1 and FS1 3 FU1 CENELEC ATEX KEMA Flameproof Approval 1 KF21 Il 2G Exd IIC T4 T5 T6 CENELEC ATEX CENELEC ATEX KEMA Intrinsically safe Approval 1 3 Il 1G EEx ia IIC T4 KS2 Combined KF21 KS2 and Type n 1 3 Type n Il 3G Ex nL IIC T4 KU21 CSA Explosionproof Approval 1 Explosionproof for Class Groups B C and D Canadian Standards Dustignitionproof for Class II III Groups E F and G Association CSA Enclosure TYPE 4X Temp Code T6 T4
11. H and L are shown Pressure Process connection connection Process connector Bolt H and L are shown Process connection Process connector Bolt F0501 EPS Figure 5 1 H and L Symbols on a Capsule Assembly 2 Changing the Process Connector Piping Connections Figure 4 1 for differential pressure transmitters The impulse piping connection distances can be changed between 51 mm 54 mm and 57 mm by changing the orientation of the process connectors This is convenient for aligning an impulse line with a process connectors 3 Tightening the Process Connector Mount ing Bolts After connecting an impulse line tighten the process connector mounting bolts uniformly 4 Removing the Impulse Piping Connecting Port Dustproof Cap The impulse piping connecting port on the transmitter is covered with a plastic cap to keep out dust This cap must be removed before connecting the line Be careful not to damage the threads when removing this cap Never insert a screwdriver or other tool between the cap and port threads to remove the cap 5b Connecting the Transmitter and 3 Valve Manifold for differential pressure transmit ters A 3 valve manifold consists of two stop valves to block process pressure and an equalizing valve to equalize the pressures on the high and low pressure sides of the transmitter Such a manifold makes it easier to disconnect the transmitter from the impuls
12. YES Refer to Section 6 6 for rated voltage and load resistance Are valves opened or NO closed correctly YES Fully close equalizing valve and fully open high pressure and low pressure valves YES Is there any pressure leak Fix pressure leaks paying particular attention to connections for impulse piping pressure detector section etc continuity through the transmitter loop wiring Do the loop numbers NO YES Find correct broken conductor or wiring error Contact Yokogawa service personnel F0807 EPS 8 7 8 MAINTENANCE Output travels beyond 0 or 100 Connect a communicator and check self diagnostics Does the self diagnostic indicate problem location YES NO Refer to error message summary in each communication manual to take actions NO Is power supply polarity correct YES Refer to Section 6 3 to check correct polarity at each terminal from power supply to the terminal box Are valves opened or NO closed correctly YES Fully close equalizing valve and fully open high pressure and low pressure valves YES Is there any pressure leak NO Fix pressure leaks paying particular attention to connections for impulse piping pressure detector section etc Is impulse piping to high pressure and low pressure side correct NO YES Refer to individual model user manuals and c
13. Zero adjustment Ground terminal 9 GENERAL SPECIFICATIONS Unit mm approx inch A Electrical connection 1100 33 for code 5 9 A and D 2 12 39 ae A 047 rei S i 2 inch pipe Kk fe 0 47 1 54 emp 60 5 mm AS E 3 Vent Drain plugs Extenal indicator Conduit connection optional Conduit connection 9 Horizontal Impulse Piping Type Installation code 9 Extenal indicator 89 3 50 67 Conduit Conduit connection lt 2 64 connection optional 95 3 74 Integral indicator 4 optional 2 13 Shrouding bolt L for flame proof type 0 24 B F 3 E T i5 D Electrical connection i for code 5 9 A and D o Es Process connector optional CIS y Mounting bracket a J Flat type optional 1 When Installation code 8 is selected high and low pressure side on above figure are reversed i e High pressure side is on the right side D High Low pressure or ae pressure side 1 06 side Zero 110 4 33 adjustment 078 3 07 Ground terminal Vent plug _ 7 Drain plug 27 1 06 High pressure side Low pressure side Y ES 2 inch pipe O D 60 5 mm F0912 EPS 2 When Option code K1 K2 K5 or K6 is selected add 15 mm 0 59 inch to the value in the figure 9
14. n Yokogawa toimistoon tai edustajaan C gt Todos os manuais de instru es referentes aos produtos Ex da ATEX est o dispon veis em Ingl s Alem o e Franc s Se necessitar de instru es na sua l ngua relacionadas com produtos Ex dever entrar em contacto com a delega o mais pr xima ou com um representante da Yokogawa Cr Tous les manuels d instruction des produits ATEX Ex sont disponibles en langue anglaise allemande et francaise Si vous n cessitez des instructions relatives aux produits Ex dans votre langue veuillez bien contacter votre repr sentant Yokogawa le plus proche Co Alle Betriebsanleitungen f r ATEX Ex bezogene Produkte stehen in den Sprachen Englisch Deutsch und Franz sisch zur Verf gung Sollten Sie die Betriebsanleitungen f r Ex Produkte in Ihrer Landessprache ben tigen setzen Sie sich bitte mit Ihrem rtlichen Yokogawa Vertreter in Verbindung Cs Alla instruktionsb cker f r ATEX Ex explosionss kra produkter r tillg ngliga pa engelska tyska och franska Om Ni beh ver instruktioner f r dessa explosionss kra produkter p annat spr k skall Ni kontakta n rmaste Yokogawakontor eller representant Oha ta eyyerpi ta AELTovpyias Twv mpot vrov pe ATEX Ex dtaTibevtar ota AyyduKa Peppavuke ko Tous Xe nepintwon Tov xpev amp teove odyyles oxerw He Ex omv Tome YAWTOA TAPAKANOVLE ETTLKOLVWVYOTE LE TO TANOLEDTEPO ypo eto Ts Yokogawa d AVTLTPOTWTO TNs IM 01C25B01 01
15. Applicable Standard C22 2 No 0 C22 2 No 0 4 C22 2 No 0 5 C22 2 No 25 C22 2 No 30 C22 2 No 94 C22 2 No 61010 1 01 C22 2 No 60079 0 C22 2 No 60079 1 Explosion proof for Class I Groups B C and D e Dustignition proof for Class II II Groups E F and G Enclosure TYPE 4X Temperature Code T6 T4 e Ex d IIC T6 T4 Enclosure IP66 and IP67 e Maximum Process Temperature 120 C T4 100 C T5 85 C T6 Ambient Temperature 50 to 75 C T4 50 to 80 C T5 50 to 75 C T6 e Supply Voltage 42 V dc max Output Signal 4 to 20 mA dc Note 2 Wiring All wiring shall comply with Canadian Electrical Code Part I and Local Electrical Codes n hazardous location wiring shall be in conduit as shown in the figure 2 6 2 HANDLING CAUTIONS WARNING A SEAL SHALL BE INSTALLED WITHIN 50cm OF THE ENCLOSURE UN SCELLEMENT DOIT TRE INSTALL MOINS DE 50cm DU BO TIER WARNING WHEN INSTALLED IN CL I DIV 2 SEAL NOT REQUIRED UNE FOIS INSTALL DANS CL I DIV 2 AUCUN JOINT N EST REQUIS Non Hazardous Hazardous Locations Division 1 Locations Non hazardous l Location Equipment 50 cm Max d et HIC ER 42 V DC Max 4 to 20 mA DC Signal u Conduit Sealing Fitting EJX Series Non Hazardous Hazardous Locations Division 2 Locations Non hazardous Location Equipment I 42 V DC Max 4 to 20 mA DC Sealing Fitting Signal
16. TO p i iones if Bus SE F0213 1 EPS type n 15 Nonhazardous Location Hazardous Location Group IIC Zone 2 IECEx Certified Equipment nL I i i EJX Series Pressure Transmitters Not Use Safety Barrier F0213 2 EPS b IECEx Flameproof Type Caution for IECEx flameproof type Note 1 Model EJXseries pressure transmitters with optional code SF2 or SU2 are applicable for use in hazardous locations No IECEx CSA 07 0008 Applicable Standard IEC60079 0 2004 IEC60079 1 2003 Flameproof for Zone 1 Ex d IIC T6 T4 Enclosure IP66 and IP67 Maximum Process Temperature 120 C T4 100 C T5 85 C T6 Ambient Temperature 50 to 75 C T4 50 to 80 C T5 50 to 75 C T6 e Supply Voltage 42 V dc max Output Signal 4 to 20 mA dc Note 2 Wiring In hazardous locations the cable entry devices shall be of a certified flameproof type suitable for the conditions of use and correctly installed Unused apertures shall be closed with suitable flameproof certified blanking elements Note 3 Operation WARNING AFTER DE ENERGIZING DELAY 5 MINUTES BEFORE OPENING IM 01C25B01 01E WARNING WHEN AMBIENT TEMPERATURE 2 65 C USE THE HEAT RESISTING CABLES 2 90 C Take care not to generate mechanical sparking when accessing to the instrument and peripheral devices in a hazardous location Note 4 Maintenance and Repair The instrument modification or p
17. User s DPhapEJ Manual EJX110A EJX120A EJX130A EJX310A EJX430A and EJX440A Differential Pressure and Pressure Transmitters IM 01C25B01 01E vigilantplant CRT E an Mal ss Emi FOR THE GIGITAL WORLD YOKOGAWA moncone SS 8th Edition Yokogawa Electric Corporation CONTENTS CONTENTS TK rell eu le BE 1 1 Regarding This Manual 1 1 1 1 Safe Use of This Product 1 2 1 2 Wanay A EE T e eren nnne nnne nnne enne nnns 1 3 1 3 ATEX Docurmientation EE 1 4 2 HANDLING CAUTIONS 3 geg iu uina eege beeekee Cena na aha dag 2 1 2 1 Model and Specifications Check 2 1 2 2 Unpacking A 2 1 2 9 SIOIAge ciae ode eee GRE Om d RR ceases 2 1 2 4 Selecting the Installation Location seeeeeeeeene 2 2 2 5 Pressure Connechon nennen nnne 2 2 2 6 Waterproofing of Cable Conduit Connections ssssssssssrrrssserreeene 2 2 2 7 Restrictions on Use of Radio Transceivers A 2 2 2 8 Insulation Resistance and Dielectric Strength Test 2 2 2 9 Installation of an Explosion Protected Instrument 2 3 2 9 1 JEM Approval css ned itt antt teet e re ve eed 2 3 2 9 2 CSA Certificato iren 2 5 2 9 5 CENELEC ATEX KEMA Certification ssesessss 2 7 2 9 4 IECEX Certification 2 0 0 ccc ceceeeeeenee scenes eeeeeeseneeeseeeeeeeaeeeeaas 2 10 2 10 EMC Conformity Standards AA 2 11 2 11 Pressure Equipment
18. 3 IR gt Ground terminal A Electrical connection Vent plug muon gt Drain plug Open to atmosphere g Process 5 0 20 ud connector 27 1 06 S Ne nns optional Low eS High q pressure v V icona CO N side let el o N AJ yo Mounting bracket 2 inch pipe n 9 _4 La Flat type optional O D 60 5 mm GJ 59 2 1 When Installation code 8 is selected high and low pressure side on above figure are reversed 2 32 i e High pressure side is on the right side 2 When Option code K1 K2 K5 or K6 is selected add 15 mm 0 59 inch to the value in the figure 9 22 F0915 1 EPS IM 01C25B01 01E 9 GENERAL SPECIFICATIONS Unit mm approx inch Vertical Impulse Piping Type Installation code 7 Wetted parts material code H M T A D B st p 256 10 10 194 7 64 97 143 5 63 8 82 a KS ra Wo i Mounting bracket T i c sp Jupe optional ba cl xj SW z X Q M SI EX M egeo a y R Y Y Process connector optional optional gege for flame proof type ng bolt Zero adjustment Ground terminal Electrical connection for code 5 9 A and D 6 0 2 Y r 2 SL External indicator Conduit connection optional 110 4 33 12 1439 0 47 1 54 2 inch pipe eT O D 60 5 mm d ti Vent Drain
19. An integral indicator can be installed in the following three directions Follow the instructions in section 8 4 for removing and attaching the integral indicator F0408 EPS Figure 4 8 Integral Indicator Direction IM 01C25B01 01E 5 INSTALLING IMPULSE PIPING 5 INSTALLING IMPULSE PIPING 5 1 Impulse Piping Installation Precautions The impulse piping that connects the process outputs to the transmitter must convey the process pressure accurately If for example gas collects in a liquid filled impulse line or the drain for a gas filled impulse line becomes plugged it will not convey the pressure accurately Since this will cause errors in the measure ment output select the proper piping method for the process fluid gas liquid or steam Pay careful attention to the following points when routing the impulse piping and connecting the impulse piping to a transmitter 5 1 1 Connecting Impulse Piping to a Transmitter 1 Check the High and Low Pressure Connec tions on the Transmitter Figure 5 1 Symbols H and L have been placed on the capsule assembly to indicate high and low pressure side With differential pressure transmitters connect the high pressure side impulse line to the H side and the low pressure side impulse line to the L side With gauge absolute pressure transmitters connect the impulse line to the H side Differential Pressure Transmitter
20. Fill plug Tap valve Stop valve Drain valve F0701b EPS Figure 7 1b Liquid Pressure Measurement E Confirming that Transmitter is Operating Properly Using the BT200 If the wiring system is faulty communication error appears on the display If the transmitter is faulty SELF CHECK ERROR appears on the display PARAM C60 SELF CHECK ERROR communication error DATA DIAG PRNT ESC Communication error Faulty wiring Self diagnostic error Faulty transmitter F0702 EPS Figure 7 2 BT200 Display Using the integral indicator If the wiring system is faulty the display stays blank If the transmitter is faulty an error code is displayed Self diagnostic error on the integral indicator Faulty transmitter Nee Figure 7 3 Integral Indicator with Error Code 7 OPERATION A NOTE If any of the above errors are indicated on the display of the integral indicator or the communi cator refer to subsection 8 5 3 for the corrective action E Verify and Change Transmitter Parameter Setting and Values The parameters related to the following items are set at factory as specified in order Calibration range ntegral indicator display Output mode Software damping optional Other parameters like following are shipped with the default setting Low cut Process alarm setting Static pressure range Signal charac
21. HI threshold AL 38 1 SP LO AL 39 1 Detected temperature exceeds specified TMP HI threshold AL 40 1 TMP LO AL 50 Specified value is outside of setting range Holds output immediately Check setting and change P LRV before error occurred them as needed AL 51 P URV AL 52 P SPN AL 53 Continues to operate and Check input P ADJ output AL 54 Continues to operate and Check setting and change SP RNG output holding static them as needed pressure in 96 AL 55 Continues to operate and Check input SP ADJ output AL 60 Specified values or settings to define signal Check setting and change SC CFG characterizer function do not satisfy the them as needed condition AL 79 Displayed value exceeds limit OV DISP These alarms may appear only when process alarm function is activated 8 9 T0804 EPS IM 01C25B01 01E 9 9 GENERAL SPECIFICATIONS GENERAL SPECIFICATIONS 9 1 Standard Specifications Refer to IM 01C25T02 01E for FOUNDATION Fieldbus communication type marked with Performance Specifications See General Specifications sheet of each model Functional Specifications Span amp Range Limits EJX110A Kos Sek kPa inHpO D1 mbar D3 mmHaO D4 L Span 0 1 to 10 0 4 to 40 1 to 100 1
22. and power supplies Remove the electrical connection dust cap before wiring All threaded parts must be treated with water proofing sealant A non hardening silicone group sealant is recommended To prevent noise pickup do not pass signal and power cables through the same ducts Explosion protected instruments must be wired in accordance with specific requirements and in certain countries legal regulations in order to preserve the effectiveness of their explosion protected features The terminal box cover is locked by an Allen head bolt a shrouding bolt on ATEX flameproof type transmitters When the shroud ing bolt is driven clockwise using an Allen wrench it goes in The cover lock can then be released and the cover can be opened by hand See subsection 8 4 Disassembly and Reassembly for details Plug and seal an unused conduit connection 6 2 oe the Wiring Materi als a Use stranded leadwires or cables which are the same as or better than 600 V grade PVC insulated wire JIS C3307 or its equivalent b Use shielded wires in areas that are susceptible to electrical noise c In areas with higher or lower ambient temperatures use appropriate wires or cables d In environment where oils solvents corrosive gases or liquids may be present use wires or cables that are resistant to such substances e It is recommended that crimp on solderless terminal lugs for 4 mm screws with insulating sl
23. flat type for horizontal piping 304 SST 2 inch pipe mounting L type for vertical piping 304 SST 2 inch pipe mounting for bottom process connection type 316 SST 2 inch pipe mounting flat type for horizontal piping 316 SST 2 inch pipe mounting L type for vertical piping 316 SST 2 inch pipe mounting for bottom process connection type None Optional Codes Optional specification T0910 EPS The yx marks indicate the most typical selection for each specification 1 Users must consider the characteristics of selected wetted parts material and influence of process fluids Specifying inappropriate materials has the potential to cause serious damage to human body and plant facilities resulted from an unexpected leak of the corrosive process fluids 2 Lower limit of ambient and process temperature is 15 C IM 01C25B01 01E 9 GENERAL SPECIFICATIONS MODEL EJX440A Model Suffix Codes Description EJXAAOA cies tose meme mee Absolute pressure transmitter Output Signal D n n n n KI 4 to 20 mA DC with digital communication BRAIN protocol Ce eH 4 to 20 mA DC with digital communication HART protocol oS Digital communication FOUNDATION Fieldbus protocol refer to GS 01C25T02 01E Measurement In 0 25 to 32 MPa 36 to 4500 psi span capsule D 0 25 to 50 MPa abs 36 to 7200 psi Wetted parts S eee Refer
24. gt 0 uH Pmax lt 1 W Entity Installation Requirements Vmax 2 Voc or Uo or Vt Imax 2 Isc or Io or It Pmax or Po lt Pi Ca or Co Ci Ccable La or Lo 2 Li Leable Note 3 Installation Barrier must be installed in an enclosure that meets the requirements of ANSI ISA S82 01 Control equipment connected to barrier must not use or generate more than 250 V rms or V dc Installation should be in accordance with ANSI ISA RP12 6 Installation of Intrinsically Safe Systems for Hazardous Classified Locations and the National Electric Code ANSI NFPA 70 The configuration of associated apparatus must be FMRC Approved Dust tight conduit seal must be used when installed in a Class II III Group E F and G environments Associated apparatus manufacturer s installation drawing must be followed when installing this apparatus The maximum power delivered from the barrier must not exceed 1 W Note a warning label worded SUBSTITUTION OF COMPONENTS MAY IMPAIR INTRINSIC SAFETY and INSTALL IN ACCORDANCE WITH DOC No IFM022 A12 Note 4 Maintenance and Repair The instrument modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation is prohibited and will void Factory Mutual Intrinsically safe and Nonincendive Approval 2 HANDLING CAUTIONS Intrinsically Safe Hazardous Location Nonhazardous Location I Class Il Ill Division 1 i Groups
25. oS 110 4 33 L HI 143 5 63 1 he 9 39 2 inch pipe 3 82 3 in 0 35 1 1 54 O D 60 5 mm ST S Eo owe f _ Vent Drain plugs A Je i Mounting bracket Electrical connection 9 iO i L type optional for code 5 9 A and D a NN o A Integral indicator i z Extenal indicator optional Conduit connection Q 5 Es a S i optional j o TED C E E Q F o RI Z als db N S u 5 SY a e SIS c 2 S N Conduit connection IN P Zero adjustment 54 Y rocess connector High 54 L Low i pressure pressure optional Shrouding bolt Ground terminal side 2 13 side for flame proof type Horizontal Impulse Piping Type Installation code 9 Extenal indicator 116 4 57 93 3 66 Zero 110 4 33 Conduit connection i gt gt Conduit connection adjustment je Es optional 95 3 74 Integral indicator Set oe 0 35 1 54 i optional A 54 P Shrouding bolt S oe co N 2 13 e for flame proof type E M 0 24 S st d 2 mat n D Ground terminal 9 9 Vent plug Electrical connection for code 5 9 A and D 1 Process Vent plug connector CH optional Drain plug Drain plug X X 54 2 13 Low a T icem pressure TL Le 168 6 61 ne c side is 9 yje N wo yo Mounting bracket 2 inch pipe Y ka J Flat type optional O D 60 5mm 7 7Tl 1 When Installation code 8 is selected high and low pressure side on above figure are reversed 154 6 06 3 i e High pressure side is
26. provide adequate thermal insulation and or ventilation b Ambient Atmosphere Do not install the transmitter in a corrosive atmo sphere If this cannot be avoided there must be adequate ventilation as well as measures to prevent the leaking of rain water and the presence of standing water in the conduits c Shock and Vibration Although the transmitter is designed to be relatively resistant to shock and vibration an installation site should be selected where this is kept to a minimum d Installation of Explosion protected Transmitters An explosion protected transmitters is certified for installation in a hazardous area containing specific gas types See subsection 2 9 Installation of an Explosion Protected Transmitters 2 5 Pressure Connection AN WARNING Never loosen the process connector bolts when an instrument is installed in a process The device is under pressure and a loss of seal can result in a sudden and uncontrolled release of process fluid When draining toxic process fluids that have condensed inside the pressure detector take appropriate steps to prevent the contact of such fluids with the skin or eyes and the inhalation of vapors from these fluids The following precautions must be observed in order to safely operate the transmitter under pressure a Make sure that all the process connector bolts are tightened firmly b Make sure that there are no leaks in the impulse piping 2 HAN
27. 20 IM 01C25B01 01E 9 GENERAL SPECIFICATIONS Bottom Process Connection Installation code B Unit mm approx inch 54 2 13 95 3 74 m 188 7 40 m Integral indicator lt gt 0 24 optional Zero 110 4 33 Z3 adjustment L F Conduit connection Electrical connection i for code 5 9 A and D A Shrouding bolt bi for flame proof type E i a Extenal indicator x Conduit connection T X A ES eo optional S 2 2 e o N High p Low Mounting bracket pressure L pressure optional side side Jt E Vent plug 2 inch pipe i ed 21 O D 60 5 mm ke Process connector 1 06 KIA optional 59 129 2 32 5 08 F0913 EPS Universal Flange Installation code U Unit mm approx inch 58 67 Zero 110 4 33 External indicator 2 28 2 64 Conduit connection Conduit connection adjustment 12 39 ional 95 3 74 EN IY via optional Integral indicator 0 47 1 54 54 X optional y 2 13 S 6 p e a ee 0 24 KR Pa E Sla 0 24 e S S Ground terminal d amp Electrical connection Qu i for code 5 9 A and D Drain plug JE Y A1 Shrouding bolt 59 1 High Low Vent plug 1 61 for flame proof type pressure 2 32 pressure 115 4 53 side side Dial Process connector ran Pug optional 1 When Opti
28. 5 seconds communi cation may occasionally be unavailable during the operation especially while output changes dynamically The default setting of damping ensures stable communication Update Period Differential Pressure 45 msec Static Pressure 360 msec Zero Adjustment Limits Zero can be fully elevated or suppressed within the lower and upper range limits of the capsule External Zero Adjustment External Zero is continuously adjustable with 0 01 incremental resolution of span Re range can be done locally using the digital indicator with range setting switch Integral Indicator LCD display 5 digit Numerical Display 6 digit Unit Display and Bar graph The indicator is configurable to display one or up to four of the following variables periodically Differential pressure in Scaled Differential pressure Differential Pressure in Engineering unit Static Pressure in Engineering unit See Setting When Shipped for factory setting Burst Pressure Limits EJX110A EJX310A EJX430A 69 MPa 10000 psi EJX130A EJX440A 132 MPa 19100 psi NORMAL OPERATING CONDITION Optional features or approval codes may affect limits Ambient Temperature Limits 40 to 85 C 40 to 185 F 30 to 80 C 22 to 176 F with LCD display 25 to 80 C 40 to 176 F for EJX120A Process Temperature Limits 40 to 120 C 40 to 248 F 25 to 80 C 40 to 176 F for EJX120A 40 to 100 C 40 to 21
29. 9 11 9 12 9 14 thorugh 9 20 Change of the style code add EJX120A Change the figure of amplifier housing Add style code table Update the Figure 2 2 Add code V1U Revise information for CSA Explosionproof type Add code V1U Revise information for KEMA flameproof type Add code V1U Revise Figure in 2 Electrical connection and 6 Nameplate Revise information for IECEx flameproof type Add information for EJX120A Add new suffix codes for 316 SST blind plugs and brackets Add EJX120A Remove KF2 and KU2 Add KF21 KU21 SF2 and V1U Add HC Revise external dimensions Add EJX120A e Remove Appendix 1 Additional Information for EJX130A June 2008 4 1 8 5 9 1 thorough 9 27 Correct certification number Revise applicabble standards for ATEX Type n Add EJX110A V capsule wetted parts matterial code S and EJX310A Lcapsule Add information of Universal flange Add wetted parts material code in the torque table e Add EJX110A V capsule EJX110A EJX430A wetted parts material code H M T A D and B EJX310A L capsule and option code S1 and universal flange Add statement of sealing certification for CSA approval IM 01C25B01 01E
30. A BB C DE EG i Class 1 Zone 0 in Hazardous Classified I I I Locations AEx ia IIC General EJX Series Pressure Purpose Transmitters Safety Barrier Equipment Lio 0 Ob to FO ii i 1 i F0203 1 EPS Nonincendive Hazardous Location Nonhazardous Location Class Il Division 2 Groups A B C D F G Class Ill Division 1 Class 1 Zone 2 Group IIC in Hazardous Classified Locations General EJX Series Pressure Purpose Transmitters Equipment Lon Not Use Safety Barrier F0203 2 EPS b FM Explosionproof Type Caution for FM explosionproof type Note 1 Model EJXseries pressure transmitters with optional code FF1 are applicable for use in hazardous locations Applicable Standard FM3600 FM3615 FM3810 ANSI NEMA 250 Explosionproof for Class I Division 1 Groups B C and D e Dust ignitionproof for Class I II Division 1 Groups E F and G Enclosure rating NEMA 4X Temperature Class T6 Ambient Temperature 40 to 60 C e Supply Voltage 42 V dc max Output signal 4 to 20 mA Note 2 Wiring All wiring shall comply with National Electrical Code ANSI NFPA70 and Local Electrical Codes When installed in Division 1 FACTORY SEALED CONDUIT SEAL NOT REQUIRED Note 3 Operation Keep the WARNING nameplate attached to the transmitter IM 01C25B01 01E WARNING OPEN CIRCUIT BEFORE REMOV ING COVER FACTORY SEALED CONDUIT SEAL NOT REQUIRED INSTALL IN A
31. ATEX dost pne s w jezyku angielskim niemieckim i francuskim Je eli wymagana jest instrukcja obs ugi w Pa stwa lokalnym j zyku prosimy o kontakt z najbli szym biurem Yokogawy Vsi predpisi in navodila za ATEX Ex sorodni pridelki so pri roki v anglis ini nem ini ter franco ini Ee so Ex sorodna navodila potrebna v va em tukejnjem jeziku kontaktirajte va najbli i Yokogawa office ili predstaunika QD Az ATEX Ex m szerek g pk nyveit angol n met s francia nyelven adjuk ki Amennyiben helyi nyelven k rik az Ex eszk z k le r sait k rj k keress k fel a legk zelebbi Yokogawa irod t vagy k pviseletet Bcnw4uku yrrerBaHus 3a npoyykru oT cepusra ATEX Ex ce npe yrarar Ha aHIJIMHCKM HeMCKHM H dpencku eaux AKO ce nyxylaere oT YNBTBAHHA 3a rpouykrH or cepusra Ex Ha pojIHHs BH e3Hk ce CBBpxKeTe c Han Dnnakug OHC wm npejicragurejicrBo Ha upma Yokogawa Toate manualele de instructiuni pentru produsele ATEX Ex sunt in limba engleza germana si franceza In cazul in care doriti instructiunile in limba locala trebuie sa contactati cel mai apropiat birou sau reprezentant Yokogawa lt gt Il manwali kollha ta l istruzzjonijiet ghal prodotti marbuta ma ATEX Ex huma disponibbli bl Ingliz bil Germaniz u bil Franciz Jekk tkun tehtieg struzzjonijiet marbuta ma Ex fil lingwa lokali tieghek ghandek tikkuntattja lill eqreb rapprezentan jew uffi ju ta Yokogawa IM 01C25B01 01E 2
32. Directive PED A 2 11 2 12 Low Volage Directive occ cence eeeeenneeeeeeenneeeeeeeenaeeeeeeeneeeeeene 2 12 3 COMPONENT NAMES 5 rinxeanxnka ruines au na rcx EE rx uu cucteuswassvedivedsenesszeesens 3 1 4 INSTALLATION e eege EES ge 4 1 4 4 Precautions ic eene CI DIC 4 1 4 2 Mounting ere t ee ee ER Ce tb Pei eoe 4 1 4 3 Changing the Process Connection sssssseee 4 2 4 4 Swapping the High Low pressure Side Connection 4 3 4 4 1 Rotating Pressure detector Section 190 4 3 4 4 2 Using the Communicator esesseesseeeseeeereesireeirsernrnrnnssrnnsrrnnsnns 4 3 4 5 Rotating Transmitter Section sssssssssseeen 4 4 4 6 Changing the Direction of Integral Indicator sssssse 4 4 5 INSTALLING IMPULSE PIPING eeeeeeeee nennen nnne 5 1 5 1 Impulse Piping Installation Precautions eeeeeeeeseese 5 1 5 1 14 Connecting Impulse Piping to a Transmitter 5 1 5 1 2 Routing the Impulse Piping eeeeeeen 5 2 5 2 Impulse Piping Connection Examples ssesseseeeereerereererererreresen 5 4 FD No IM 01C25B01 01E i IM 01C25B01 01E 8th Edition June 2008 YK All Rights Reserved Copyright 2004 Yokogawa Electric Corporation CONTENTS MER dli Le M 6 1 6 1 Wiring Precautions
33. E Power supply E Load resistance 250 Q Load resistance 250 Q Load adjusting resistance _ 100 Q Digital voltmeter adjusting resistance 100 Q Digital voltmeter F0801 EPS Figure 8 1 Instrument Connections EJX110A 8 2 IM 01C25B01 01E 8 4 Disassembly and Reassem bly This section describes procedures for disassembly and reassembly for maintenance and component replace ment Always turn OFF power and shut off and release pressures before disassembly Use proper tools for all operations Table 8 2 shows the tools required Table 8 2 Tools for Disassembly and Reassembly One each nominal 3 4 and 2 5mm Allen wrenches Wrench 1 Torque wrench Width across flats 17 mm Adjustable wrench Socket wrench Width across flats 16 mm Socket driver Width across flats 5 5 mm E Ek cb xk Tweezers Tool Quantity Remarks Phillips screwdriver 1 JIS B4633 No 2 Slotted screwdriver 1 Allen wrenches 3 JIS B4648 T0802 EPS AN CAUTION Precautions for ATEX Flameproof Type Transmitters Flameproof type transmitters must be as a rule removed to a non hazardous area for maintenance and be disassembled and reas sembled to the original state On the flameproof type transmitters the two covers are locked each by an Allen head bolt shrouding bolt When a shrouding bolt is driven clockwise by an Allen wrench it is
34. E for flame proof type Ej e E N Extenal indicator S c x Conduit connection T x 18 o e optional e Ground terminal pn En E N Mounting bracket optional Vent plug Y 2 inch pipe i 54 j i O D 60 5 mm c Process connector High 2 13 Low kl optional pressure pressure side e 117 4 61 Side 129 5 08 F0906 EPS Universal Flange Installation code U 58 67 Zum 110 4 33 External indicator 2 28 2 64 iust t Conduit connection asino Conduit connection adjustmen 12 39 optional Integral indicator 0 47 1 54 54 1 optional T a 2 3 Hl ge 24 I Gs o San ze Pen S 3 Sy dg S 3 zi Ground terminal e a8 N Electrical connection F i for code 5 9 A and D e ol Vent plu Drain plug Y 41 Shrouding bolt M 54 EN Drain plug Vent plug 1 61 for flame proof type presse 2 13 pressure 115 4 53 side 1171 side Drain pl Process connector 4 61 rain plug optional F0907 EPS 1 When Option code K1 K2 K5 or K6 is selected add 30 mm 1 18 inch to the value 9 15 IM 01C25B01 01E Model EJX120A Vertical Impulse Piping Type Installation code 7 9 GENERAL SPECIFICATIONS Unit mm approx inch
35. EJX series pressure transmitters with optional code KF21 for potentially explosive atmospheres No KEMA 07ATEX0109 Applicable Standard EN 60079 0 2006 EN 60079 1 2004 EN 61241 0 2006 EN 61241 1 2004 Type of Protection and Marking Code Ex d IIC T6 T4 Ex tD A21 IP6x T85 T100 T120 Group II Category 2G 2D Enclosure IP66 and IP67 Temperature Class for gas poof T6 T5 and T4 Ambient Temperature for gas proof 50 to 75 C T6 50 to 80 C T5 and 50 to 75 C T4 Maximum Process Temperature Tp for gas proof 85 C T6 100 C T5 and 120 C T4 Maximum Surface Temperature for dust proof T85 C Tamb 40 to 40 C Tp 85 C T100 C Tamb 40 to 60 C Tp 100 C T120 C Tamb 40 to 80 C Tp 120 C Note 2 Electrical Data e Supply voltage 42 V dc max Output signal 4 to 20 mA Note 3 Installation All wiring shall comply with local installation requirement The cable entry devices shall be of a certified flameproof type suitable for the conditions of use Note 4 Operation Keep the WARNING label attached to the transmitter WARNING AFTER DE ENERGIZING DELAY 5 MINUTES BEFORE OPENING WHEN THE AMBIENT TEMP z65 C USE HEAT RESISTING CABLESz90 C Take care not to generate mechanical sparking when accessing to the instrument and peripheral devices in a hazardous location Note 5 Maintenance and Repair The instrument modification or part
36. Operation This section describes the operation procedure for the EJX110A and EJX120A as shown in figure 7 1a vertical impulse piping type high pressure connection right side when measuring the liquid flow rate and EJX430A EJX440A and EJX310A as shown in figure 7 1b when measuring pressure A NOTE Check that the process pressure tap valves drain valves and 3 valve manifold stop valves on both the low pressure and high pressure sides are closed and that the 3 valve manifold equalizing valve is opened a Follow the procedures below to introduce process p p pressure into the impulse piping and transmitter E Differential Pressure Transmitters 1 Open the low pressure and high pressure tap valves to fill the impulse piping with process liquid Slowly open the high pressure stop valve to fill the transmitter pressure detector section with process liquid 3 Close the high pressure stop valve 4 Gradually open the low pressure stop valve and completely fill the transmitter pressure detector section with process liquid 5 Close the low pressure stop valve 6 Gradually open the high pressure stop valve At this time equal pressure is applied to the low and high 2 pressure sides of the transmitter Check that there are no liquid leaks in the impulse piping 3 valve manifold transmitter or other components 7 B Gauge Absolute Pressure Transmitters 1 Open the tap valve main valve to f
37. going in and cover lock is released and then the cover can be opened When a cover is closed it should be locked by a shrouding bolt without fail Tighten the shroud ing bolt to a torque of 0 7 N m Shrouding Bolt Shrouding Bolt Figure 8 2 Shrouding Bolts 8 MAINTENANCE 8 4 1 Replacing the Integral Indicator A CAUTION Cautions for Flameproof Type Transmitters Users are prohibited by law from modifying the construction of a flameproof type transmitter This would invalidate the agency approval for the use of the transmitter in a rated area It follows that the user is prohibited from using a flameproof type transmitter with its integral indicator removed or from adding an integral indicator to a transmitter If such modification is absolutely required contact Yokogawa This subsection describes the procedure for replacing an integral indicator See figure 8 3 E Removing the Integral Indicator 1 Remove the cover 2 While supporting the integral indicator with one hand loosen its two mounting screws 3 Dismount the LCD board assembly from the CPU assembly When doing this carefully pull the LCD board assembly straight forward so as not to damage the connector pins between it and the CPU assembly E Attaching the Integral Indicator 1 Align both the LCD board assembly and CPU assembly connectors and engage them 2 Insert and tighten the two mounting screws 3 Replace the cover Output
38. heat source IM 01C25B01 01E 2 12 Low Voltage Directive Applicable standard EN61010 1 1 Pollution Degree 2 Pollution degree describes the degree to which a soild liquid or gas which deteriorates dielectric strength or surface resistivity is adhering 2 applies to normal indoor atmosphere Normally only non conductive pollution occurs Occasionally however temporary conductivity caused by condenstaion must be expected 2 Installation Category Overvoltage category Installation category describes a number which defines a transient overvoltage condition It implies the regulattion for impulse withstand voltage I applies to electrical equipment which is supplied from the circuit when appropriate transient overvoltage control means interfaces are provided 2 HANDLING CAUTIONS IM 01C25B01 01E 3 COMPONENT NAMES 3 COMPONENT NAMES Vertical impulse piping type Terminal box cover Horizontal impulse piping type External indicator conduit connection Note 1 Conduit connection Ern SSES E s AUTUOUDU OOOO bal BVA D CR Poet VN Yo NN YOKOGAWA 4 gt adjustment Integral indicator Mounting screw Process connection connector Note 1 Range setting Switch Note 1 See section 7 6 BOH L Transmitter section Amplifier Cover WRE D Burnout direction switch Write prot
39. plug F Hastelloy C 276 Diaphragm S 316 SST ASTM CF 8M 316L SST Others Teflon coated 316L SST 316 SST MO2E EPS ae 2 Hastelloy C 276 or ASTM N10276 The marks indicate the construction materials conform to NACE material recommendations per MRO1 75 For the use of 316 SST material there may be certain limitations for pressure and temperature Please refer to NACE standards for details Cast version of 316 SST Equivalent to SCS14A IM 01C25B01 01E MODEL EJX310A 9 GENERAL SPECIFICATIONS Model Suffix Codes Description EJX310A Absolute pressure transmitter Output Signal D 4 to 20 mA DC with digital communication BRAIN protocol EE n n KK 4 to 20 mA DC with digital communication HART protocol Ve Digital communication FOUNDATION Fieldbus protocol refer to GS 01C25T02 01E Measurement IER 0 5 to 10 kPa abs 0 15 to 2 95 inHg abs span capsule M 688686 1 3 to 130 kPa abs 0 39 to 38 inHg abs As 344 0 0175 to 3 5 MPa abs 2 5 to 500 psia 0 08 to 16 MPa abs 12 to 2300 psia Wetted parts material 1 Refer to Table Wetted Parts Materials on page 9 4 Process connections without process connector Rc1 4 female on the cover flanges with Rc1 4 female process connector with Rc1 2 female process connector with 1 4 NPT female process connector with 1 2 NPT female process connector without process connector 1 4 NPT female on the cover flanges
40. plugs Integral indicator optional o e I I 1 2 Si e VIMUS aja Si Conduit connection X Open to atmosphere 10 0 39 High 2 Low pressure 1 06 pressure side side Horizontal Impulse Piping Type Installation code 9 Wetted parts material code H M T A D B External indicator Conduit connection 72 2 83 Conduit connection Zero adjustment optional Integral indicator 54 optional 2 13 Shrouding bolt E for flame proof type ei 0 24 T A a ES D Ground termina Electrical connection for code 5 9 A and D y Vent plug 7Y J Open to atmosphere E Drain plug 95 0 20 oo 4 ix lt gt gt S E 1 81 opina aee CERT G ae TA 125 4 92 P 13 D I l ls 1 7 2 inch pipe 46 i nye NA O D 60 5 mm al YD Mounting bracket um k J Flat type optional a J 1 When Installation code 8 is selected high and low pressure side on above figure are reversed Le 64 i e High pressure side is on the right side 2 52 2 When Option code K1 K2 K5 or K6 is selected add 15 mm 0 59 inch to the value in the figure 9 23 F0915_2 EPS IM 01C25B01 01E 9 GENERAL SPECIFICATIONS Bottom Process Connection Installation code B Unit m
41. replacement by other than an authorized representative of Yokogawa Electric Corporation is prohibited and will void KEMA Flameproof Certification AN WARNING To satisfy IP66 or IP67 apply waterproof glands to the electrical connection port 2 HANDLING CAUTIONS c CENELEC ATEX KEMA Intrinsically Safe Type CENELEC ATEX KEMA Flameproof Type CENELEC ATEX Type n Model EJX series pressure transmitters with optional code KU21 or V1U can be selected the type of protection CENELEC ATEX KEMA Intrinsically Safe Flameproof or CENELEC ATEX Type n for use in hazardous locations Note 1 For the installation of this transmitter once a particular type of protection is selected any other type of protection cannot be used The installation must be in accordance with the description about the type of protection in this user s manual Note 2 In order to avoid confusion unnecessary marking is crossed out on the label other than the selected type of protection when the transmitter is installed CENELEC ATEX Type of Protection n Applicable Standard EN 60079 15 Referential Standards IEC60079 0 IEC 60079 11 Type of Protection and Marking Code Ex nL IIC T4 Temperature Class T4 Enclosure IP66 and IP67 Process Temperature 120 C max Ambient Temperature 50 to 60 C Note 1 Electrical Data Ui 30 V Effective internal capacitance Ci 10 nF Effective internal inductance Li 0 mH Note 2 Install
42. specified connect the external wiring as shown in Figure 6 3 5 To configure and activate the process alarm function and status output it is necessary to set some param eters Refer to each communication manual for procedures Transmitter terminal box Shielded cable a 24V DC External power blz supply 30V DC 120mA max Use two wire separately shielded cables AC power supply F0605 EPS Figure 6 5 Status Output Connection 6 4 Wiring 6 4 1 Loop Configuration Since the DPharp uses a two wire transmission system signal wiring is also used as power wiring DC power is required for the transmitter loop The transmitter and distributor are connected as shown below For details of the power supply voltage and load resistance see section 6 6 for communications line requirements see section 9 1 6 WIRING 1 General use Type and Flameproof Type Hazardous Location Nonhazardous Location Transmitter terminal box Distributor Power supply unit Receiver instrument F0606 EPS Connection between Transmitter and Distributor Figure 6 6 2 Intrinsically Safe Type With the intrinsically safe type a safety barrier must be included in the loop Hazardous Location Nonhazardous Location Transmitter terminal box Distributor Power supply unit Receiver instrument Safety barrier F0607 EPS Connection between Transmitter and D
43. specified by Option code D1 D3 and D4 3 Applicable for vertical impulse piping type Installation code 7 and Wetted parts material code S H M and T 4 Applicable for output signal code D and E The hardware error indicates faulty amplifier or capsule 5 Applicable for Wetted parts material code S H M and T Process connection code 3 4 and 5 Installation code 9 and Mounting bracket code N Process connection faces on the other side of zero adjustment screw 6 Also see Ordering Instructions 7 Applicable for M and H capsules of EJX110A with wetted parts material code S and all the ranges of EJX130A and EJX440A 8 Not applicable for output signal code F 9 Applicable only for EJX310A M and A capsules whose upper range value is set as smaller than 53 3 kPa abs T0913 EPS IM 01C25B01 01E 9 GENERAL SPECIFICATIONS Item Code Material certificate Cover tangs w Cover flange Process connector 3 M11 Test Pressure 16 MPa 2300 psi 4 T12 GE Test Pressure 25 MPa 3600 pe Nitrogen N Gas T13 Leak test certificate Test Pressure 3 5 MPa 500 pel Retention time one minute T01 Test Pressure 500 kPa 2000 inH20 T11 Test Pressure 50 kPa 200 inH2O 8 T04 Test Pressure 32 MPa 4500 Del Nitrogen N5 Gas or water 2 T09 Test Pressure 50 MPa 7200 psi 1 Retention time one minute T08 T0914 EPS 2 3 4 x5 6 XT 8 9 10
44. subsection 8 5 3 for the list of alarms See also each communication manual q Areas where self diagnostic offers support Abnormalities appear in measurement Is process variable itself abnormal Inspect the process system Measurement system problem Isolate problem in measurement system Does problem exist in receiving instrument Inspect receiver Environmental conditions l Transmitter itself e Check transmitter Operating conditions poe Check correct operating conditions Figure 8 5 1 Basic Flow and Self Diagnostics Check correct environmental conditions F0806 EPS 8 6 IM 01C25B01 01E 8 5 2 Troubleshooting Flowcharts The following sorts of symptoms indicate that transmitter may not be operating properly Example There is no output signal Output signal does not change even though process variable is known to be varying Output value is inconsistent with value inferred for process variable Connect communicator and check self diagnostics YES Does the self diagnostic indicate problem location NO Refer to error message summary in Subsection 8 5 3 or in each communication manual to take actions NO Is power supply polarity correct YES Refer to Section 6 3 to check correct polarity at each terminal from power supply to the terminal box Are power supply voltage and load resistance correct NO
45. terminal cable Press wee forward oe e Slide ES E switch A f wee Integral Osh T ass Zero indicator adjustment NM A J l N CPU assembly M Screw Bracket for zero adjustment screw pin d LCD board assembly Mounting screw Amplifier Cover Zero adjustment screw pin p F0803 EPS Figure 8 3 Removing and Attaching LCD Board Assembly and CPU Assembly IM 01C25B01 01E 8 4 2 Replacing the CPU Board Assembly This subsection describes the procedure for replacing the CPU assembly See figure 8 3 m Removing the CPU Assembly 1 Remove the cover If an integral indicator is mounted refer to subsection 8 4 1 and remove the indicator 2 Turn the zero adjustment screw to the position where the screw head slot is horizontal as shown in figure 8 3 3 Disconnect the output terminal cable cable with brown connector at the end When doing this lightly press the side of the CPU assembly connec tor and pull the cable connector to disengage 4 Use a socket driver width across flats 5 5mm to loosen the two bosses 5 Carefully pull the CPU assembly straight forward to remove it 6 Disconnect the flat cable cable with white connec tor at the end that connects the CPU assembly and the capsule A NOTE Be careful not to apply excessive force to the CPU assembly when removing it E Mounting the CPU Assembly 1 Connect the flat cable with white connector between the CPU a
46. the actual measured value of 0 Adjust the transmitter output to the actual measured value obtained by a digital manometer or a glass gauge Example The measuring range of 50 to 250 kPa the actual measured value of 130 kPa 130 50 250 50 x 100 40 0 10 4mA Turn the screw to match the output signal to the actual Actual measured value measured value 7 3 Starting Operation After completing the zero point adjustment follow the procedures below to start operation Steps 1 and 2 are specific to the differential pressure transmitters 1 Close the equalizing valve 2 Gradually open the low pressure stop valve This places the transmitter in an operational condition 3 wm Confirm the operating status If the output signal exhibits wide fluctuations hunting due to periodic variation in the process pressure use the communi cator to dampen the transmitter output signal Confirm the hunting using a receiving instrument or the integral indicator and set the optimum damping time constant 4 After confirming the operating status perform the following A IMPORTANT Remove the communicator from the terminal box and confirm that none of the terminal screws are loose Close the terminal box cover and the amplifier cover Screw each cover in tightly until it will not turn further There are two covers that must be locked on the ATEX Flameproof type transmitters An Allen head bolt sh
47. the value 9 24 IM 01C25B01 01E Model EJX440A Vertical Impulse Piping Type Installation code 7 9 GENERAL SPECIFICATIONS Unit mm approx inch 242 9 53 EA l 120 4 72 A ectrical connection 175 6 89 S for code 5 9 A and D 110 4 33 12 9 97 129 5 08 Be 2 inch pipe amp 825 KMS 0 47 1 54 t0 D 60 5 mm Co lei Sp d Vent Drain plugs A Ris Mountin bracket o ee yS L type optional Extenal indicator A Conduit connection e a optional e S 8 hi Integral indicator x a ol optional S Va St 1m 34 ub GE A Je S Se E Q o3 S al oa S g High Low y pressure y Pressure side side Process connector L4 n 99 0 35 optional Shrouding bolt SR l for flame proof type Horizontal Impulse Piping Type Installation code 9 S Conduit connection Extenal indicator 111 4 37 88 3 46 110 4 33 Conduit connection lt gt lt gt Zero 12 39 optional Integral indicator adjustment 047 151j optional 7 54 c 2 13 Shrouding bolt S ole SI for flame proof type e sao 0 24 E F e 7 E S g gr S po Si Process connector Ground T optional terminal Electri
48. to Wetted Parts Material for EJX440A Table below material 1 Process connections 3 n n n n with 1 4 NPT female process connector 3 de with 1 2 NPT female process connector 3 I II without process connector 1 4 NPT female on the cover flanges Bolts and nuts material 14 ASTM B7M carbon steel lC NT AT EE 316 SST ISO A4 70 stainless steel LE EUER E ASTM grade 660 stainless steel Installation Nee Ie Vertical piping right side high pressure and process connection down side Mo Ie Vertical piping left side high pressure and process connection down side See Horizontal piping and right side high pressure ei een Horizontal piping and left side high pressure TESTEN Universal flange Amplifier housing desesescxhse Cast alluminum alloy Spe ie onis ASTM CF 8M stainless steel Electrical connection Orgs ss eee G1 2 female one electrical connection without blind plugs SE erben mnpvs 1 2 NPT female two electrical connections without blind plugs Asso eniti M20 female two electrical connections without blind plugs EE G1 2 female two electrical connections and a blind plug desperans 1 2 NPT female two electrical connections and a blind plug CHE M20 female two electrical connections and a blind plug Asin ees G1 2 female two electrical connections and a 316SST blind plug Gie aianei 1 2 NPT female two electrical connections and a 316 SST blind plug D M20 female two electrical connections and a 316 SST blind plug Integral indicator D Digi
49. 0 to 1000 Range _ 10 to 10 40 to 40 100 to 100 1000 to 1000 M Span 0 5 to 100 2 to 400 5 to 1000 50 to 10000 Range 100 to 100 400 to 400 1000 to 1000 10000 to 10000 H Span 2 5 to 500 10 to 2000 25 to 5000 0 025 to 5 kgf cm Range 500 to 500 2000 to 2000 5000 to 5000 5 to 5 kgf cm v Span 0 07 to 14 MPa 10 to 2000 psi_ 0 7 to 140 bar 0 7 to140 kgf cm Range 0 5 to 14 MPa 71 to 2000 psi 5to 140 bar 5to 140 kgf cm T0901 EPS EJX120A oa kPa inHpO D1 mbar D3 mmH 0 D4 E Span 0 025 to 1 0 1 to 4 0 25 to 10 2 5 to 100 Range 1to 1 4104 10 to 10 100 to 100 T0916 EPS EJX130A WEI kPa inH20 D1 mbar D3 mmHaO D4 M Span 1 to 100 4 to 400 10 to 1000 100 to 10000 Range 100 to 100 400 to 400 1000 to 1000 10000 to 10000 H Span 5 to 500 20 to 2000 50 to 5000 0 05 to 5 kgf cm Range 500 to 500 2000 to 2000 5000 to 5000 5 to 5 kgf cm 70902 EPS EJX310A WEIT KPaabs psi abs D1 mbar abs D3 mmHg abs D4 L Span 0 5 to 10 0 15 to 2 95 inHg 5 to 100 3 8 to 75 Range Oto 10 0 to 2 95 inHg 0 to 100 0 to 75 M Span 1 3 to 130 0 39 to 38 inHg 13 to 1300 9 8 to 970 Range 0 to 130 0 to 38 inHg 0 to 1300 0 to 970 0 0175 to 0 175 to n Span 3 5 MPa 2 5 to 500 0 175 to 35 bar 35 kgf cm Range 0 to 3 5 MPa 0 to 500 0 to 35 bar 0 to 35 kgf cm 0 8 to p Span 0 08 to 16 MPa 12102300 0 8 to 160 bar 160 kgf cm Range 0 to 16 MPa 0 to 2300 0
50. 07 optional 54 2 13 A 0 24 T N KJ eg o Electrical connection for code 5 9 A and D Y A 47 1 85 Y me 124 4 88 RE 1 When Installation code 8 is selected high and low pressure side on above figure are reversed Vent plug 7 Drain plug 7 46 1 81 Process connector 54 125 4 92 optional 2 13 B l 2 inch pipe O GN Y Mounting bracket O D 60 5 mm xL L A Flat type optional 7 BTW 128 3 Lessel 5 04 i e High pressure side is on the right side 2 When Option code K1 K2 K5 or K6 is selected add 15 mm 0 59 inch to the value in the figure 8 When Option code K1 K2 K5 or K6 is selected add 30 mm 1 18 inch to the value in the figure 15 mm 0 59 inch for right side high pressure A 9 14 F0905 2 EPS IM 01C25B01 01E 9 GENERAL SPECIFICATIONS Bottom Process Connection Installation code BI Unit mm approx inch 54 2 13 95 3 74 ae 188 7 40 lt Integral indicator 0 23 optional Zero 110 4 33 adi adjustment EUREN f 2 t Conduit connection 0 47 54 Electrical connection i for code 5 9 A and D A SEN pelt S
51. 2 F for EJX310A L capsule IM 01C25B01 01E 9 GENERAL SPECIFICATIONS Ambient Humidity Limits EJX310A 0 to 100 RH 100 750 Working Pressure Limits Silicone oil din EJX120A 50 to 50 kPa M A and B capsule Maximum Pressure Limits L capsule EJX110A Capsule Pressure L 16 MPa 2300 psi Ee Ge M H V 25 MPa 3600 psi EES A B 16 MPa for wetted parts material code H M T A indo asd 7 5 D and B 3 0 46 EJX130A TUN E d ames p m 3 45 Capsule Pressure 0 1 0 75 M H 32 MPa 4500 psi EJX310A 0 013 0 1 Capsule Pressure 0 01 0 075 40 0 40 80 120 248 L 10 kPa abs 2 95 inHg abs 40 32 104 176 e M 130 kPa abs 38 inHg abs Process temperature C F 185 A 3 5 MPa abs 500 psia Sue geg B 16 MPa abs 2300 psi a abe psia Figure 9 1 Working Pressure and Process Temperature EJX430A Capsule Precsure Maximum Over Pressure H 500 kPa 2000 inH5O EJX310A A 3 5 MPa 500 psi Capsule Pressure B 16 MPa 2300 psi L M 500 kPa abs 72 psia A 16 MPa abs 2300 psia B 25 MPa abs 3600 psia EJX430A al ee Capsule Pressure C 32 MPa 4500 psi Szen ZE 24 MPa for wetted parts material H M T A D B Minimum Pressure Limit EJX440A See graph below Capsule Pressure EJX110A EJX130A EJX430A EJX440A C 48 MPa 6750 psi D 75 MPa 10800 psi 100 14 5 Atmospheric pressure Working pressure kPa abs psi abs Applicable ra
52. 25B01 01E 9 GENERAL SPECIFICATIONS MODEL EJX120A Model Suffix Codes Description EJX120A wee eee eee eee eee eee ee ees Gauge pressure transmitter Output Signal D eee n n KK 4 to 20 mA DC with digital communication BRAIN protocol E opp 4 to 20 mA DC with digital communication HART protocol Mee A c4 Digital communication FOUNDATION Fieldbus protocol refer to GS 01C25T02 01E Measurement E I 0 025 to 1 kPa 0 1 to 4 inH2O span capsule Wetted parts S eee eee eens Refer to Wetted Parts Material Table on page 9 4 material Process connections 0 without process connector Rc1 4 female on the cover flanges KMHI with Rc1 4 female process connector Decree e with Rc1 2 female process connector 3 with 1 4 NPT female process connector de MH with 1 2 NPT female process connector YW 544 without process connector 1 4 NPT female on the cover flanges Bolts and nuts material IA ASTM B7M carbon steel a 316SST ISO A4 70 stainless steel Creer eH ASTM grade 660 stainless steel Installation E EE Vertical piping right side high pressure and process connection down side Mose Vertical piping left side high pressure and process connection down side E EERRETETETEEET Horizontal piping and right side high pressure a ee Horizontal piping and left side high pressure rm Universal flange Amplifier housing dee Cast alluminum alloy 2 ASTM CF 8M
53. 3 82 Je 0 47 150 5 5 60 5 mm ip aia T LA es Mounting bracket s FX vent Drain A Wei L type optional A plugs Celtes Ve ntegral indicator External indicator e 6 optional Conduit connection al optional 0 et Si E eit S sf pet o S a 3 Eat i5 eo 9 a YE i SE E yor Conduit connection 7 Zero adjustment High Low Process con nector pressure eg pressure optional Shrouding bolt Ground terminal side 2 13 side for flame proof type Horizontal Impulse Piping Type Installation code 9 Wetted Parts material code S External indicator 89 3 50 67 Conduit Zero 110 4 33 Conduit connection s i 2 64 connection adjustment IER optional 95 3 74 Integral indicator 0 47 1 54 X che optional 54 c Shrouding bolt o SY Ge 2 13 e A RIN 6 gt for flame proof type SN e s M 6 0 24 5 a D ui 3 i E amp Vent pl Ground terminal amp vent pug Electrical connection 1 Vent plug for code 5 9 A and D T Process Drain plug Drain plug eo 2 connector age Ge Low optional pressure SZ pressure Y dum 115 4 53 SS SNL E qm SCHO Si NI Sd eh iV y Mounting bracket 2 inch pipe pa a LJ Flat type optional O D 60 5 mm dap J 1 When Installation code 8 is selected high and low pressure side on above figure are reversed 117 4 61 3 i e High pressure side is on the right side 2 When Option code K1 K2 K5 or K6 is selected add 15 mm 0 59 inch to the value in the fig
54. CCOR DANCE WITH THE USERS MANUAL IM 01C25 Take care not to generate mechanical sparking when accessing to the instrument and peripheral devices in a hazardous location Note 4 Maintenance and Repair The instrument modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation is prohibited and will void Factory Mutual Explosionproof Approval c FM Intrinsically Safe Type FM Explosionproof Type Model EJX Series pressure transmitters with optional code FU1 or V1U can be selected the type of protection FM Intrinsically Safe or FM Explosionproof for use in hazardous locations Note 1 For the installation of this transmitter once a particular type of protection is selected any other type of protection cannot be used The installation must be in accordance with the description about the type of protection in this instruction manual Note 2 In order to avoid confusion unnecessary marking is crossed out on the label other than the selected type of protection when the transmitter is installed 2 9 2 CSA Certification a CSA Intrinsically Safe Type Caution for CSA Intrinsically safe and nonincendive type Following contents refer to DOC No ICS013 A13 Note 1 Model EJX Series differential gauge and absolute pressure transmitters with optional code CS1 are applicable for use in hazardous locations Certificate 1606623 For CSA C22 2 Applicable Standard C22 2 N
55. CF1 Ex d IIC T6 T4 Enclosure IP66 and IP67 Process Sealing Certification Dual Seal Certified by CSA to the requirement of ANSI ISA 12 27 01 No additional sealing required Primary seal failure annuniciation at the zero adjustment screw CSA Intrinsically safe Approval 3 For CSA C22 2 Intrinsically safe for Class l Division 1 Groups A B C and D Class ll Division 1 Groups E F and G Class Ill Division 1 cst Nonincendive for Class Division 2 Groups A B C and D Class Il Division 2 Groups E F and G Class Ill Division 1 For CSA E60079 Ex ia IIC T4 Ex nL IIC T4 Process Sealing Certification Dual Seal Certified by CSA to the requirement of ANSI ISA 12 27 01 No additional sealing required Primary seal failure annuniciation at the zero adjustment screw Combined CF1 and CS1 1 3 CU1 IECEx flameproof Approval 1 IECEx Scheme Flameproof for Zone Ex d IIC T6 T4 SF2 IECEx Intrinsically safe type n and flameproof Approval 1 3 Intrinsically safe and type n Ex ia IIC T4 Ex nL IIC T4 SU2 Flameproof Flameproof for Zone Ex d IIC T6 T4 Combined Approvals Combination of KU21 FU1 and CU1 1 8 V1U TO912 EPS Contact Yokogawa representative for the codes indicated as Applicable for Electrical connection code 2 4 7 and 9 2 Applicable for Electrical connection code 2 and 7 3 Not applicable for option code AL 9 10 IM 01C25B01 01E 9 GENERAL SPECIFICATIONS
56. DLING CAUTIONS c Never apply a pressure higher than the specified maximum working pressure 2 6 Waterproofing of Cable Conduit Connections Apply a non hardening sealant to the threads to waterproof the transmitter cable conduit connections See figure 6 8 6 9 and 6 10 2 7 Restrictions on Use of Radio Transceivers A IMPORTANT Although the transmitter has been designed to resist high frequency electrical noise if a radio transceiver is used near the transmitter or its external wiring the transmitter may be affected by high frequency noise pickup To test this start out from a distance of several meters and slowly approach the transmitter with the trans ceiver while observing the measurement loop for noise effects Thereafter use the transceiver outside the range where the noise effects were first observed 2 8 Insulation Resistance and Dielectric Strength Test Since the transmitter has undergone insulation resis tance and dielectric strength tests at the factory before shipment normally these tests are not required If the need arises to conduct these tests heed the following a Do not perform such tests more frequently than is absolutely necessary Even test voltages that do not cause visible damage to the insulation may degrade the insulation and reduce safety margins b Never apply a voltage exceeding 500 V DC 100 V DC with an internal lightning protector for the insulation resistance test nor a voltag
57. E Go V etky n vody na obsluhu pre pr stroje s ATEX Ex s k dispoz cii v jazyku anglickom nemeckom a franc zskom V pr pade potreby n vodu pre Ex pr stroje vo Va om n rodnom jazyku skontaktujte pros m miestnu kancel riu firmy Yokogawa Cz V echny u ivatelsk p ru ky pro v robky na n se vztahuje nev bu n schv len ATEX Ex jsou dostupn v angli tin n m in a francouz tin Po adujete li pokyny t kaj c se v robk s nev bu n m schv len m ve va em lok ln m jazyku kontaktujte pros m va i nejbli reprezenta n kancel Yokogawa QD Visos gamini ATEX Ex kategorijos Eksploatavimo instrukcijos teikiami angl vokie i ir pranc z kalbomis Nor dami gauti prietais Ex dokumentacij kitomis kalbomis susisiekite su artimiausiu bendrov s Yokogawa biuru arba atstovu Cw Visas ATEX Ex kategorijas izstradajumu Lietodanas instrukcijas tiek pieg d tas angiu v cu un fran u valodas Ja velaties sasemt Ex ieri u dokument ciju cita valoda Jums ir j sazin s ar firmas Jokogava Yokogawa tuv ko ofisu vai p rst vi ED K ik ATEX Ex toodete kasutamisjuhendid on esitatud inglise saksa ja prantsuse keeles Ex seadmete muukeelse dokumentatsiooni saamiseks p rduge l hima Iokagava Yokogawa kontori v i esindaja poole 1 INTRODUCTION Wszystkie instrukcje obs ugi dla urz dze w wykonaniu przeciwwybuchowym Ex zgodnych z wymaganiami
58. IIC T4 Ex nL IIC T4 e Ambient Temperature 50 to 60 C Max Process Temp 120 C Enclosure IP66 and IP67 Note 2 Entity Parameters Intrinsically safe ratings are as follows Maximum Input Voltage Vmax Ui 2 30 V Maximum Input Current Imax Ii 200 mA Maximum Input Power Pmax Pi 2 0 9 W Maximum Internal Capacitance Ci 10 nF Maximum Internal Inductance Li 0 uH Type n ratings are as follows Maximum Input Voltage Vmax Ui 2 30 V Maximum Internal Capacitance Ci 10 nF Maximum Internal Inductance Li 0 uH Installation Requirements Uo Ui Io lt Ii Po lt Pi Co 2 Ci Ccable Lo Li Lcable Voc Vmax Isc Imax Ca Ci Ccable La 2 Li Lcable Uo Io Po Co Lo Voc Isc Ca and La are parameters of barrier Note 3 Installation n any safety barreir used output current must be limited by a resistor R such that lo Uo R The safety barrier must be IECEx certified Input voltage of the safety barrier must be less than 250 Vrms Vdc 2 HANDLING CAUTIONS The instrument modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation and will void TECEx Intrinsically safe and type n certification Intrinsically Safe Hazardous Location gt Nonhazardous Location Group IIC Zone 0 I i I A General i i EJX Series Pressure IECEx certified Purpose Transmitters Safety Barrier Equipment LOO 1 X oot 4 L 1 1 i T 7 00
59. ING The instrument modification or parts replacement by other than an authorized Representative of Yokogawa Electric Corporation is prohibited and will void the certification 2 HANDLING CAUTIONS 6 Name Plate Name plate O DASH TRANSMITTER A Refer to USER S MANUAL N200 Made in Japan TOKYO 180 8750 JAPAN P 8 YOKOGAWA Tag plate for flameproof type No KEMA 07ATEX0109 Ex UIC Te d i Fe Sen IP6X En es MAX PROCESS TEMPI a 100 te I T8S C Tamb 40 C Tp 80 C T 100 C Tamb 160 C Tp 100 C T120 C Tamb 80 C Tp 120 C Min Tamb 40 C for Dust amp amp o E28 12D WARNING A f AFTER DE ENERGIZING DELAY 5 MINUTES BEFORE WHEN THE AMI USETHE pou RESISTING GABLES 90 C Tag plate for intrinsically safe type o k toax fA Tag plate for type n protection o CEE 136 f MODEL Specified model code STYLE Style code SUFFIX Specified suffix code SUPPLY Supply voltage OUTPUT Output signal MWP Maximum working pressure CAL RNG Specified calibration range NO Serial number and year of production TOKYO 180 8750 JAPAN The manufacturer name and the ad dress The first ditital in the final three numbers of the serial number appearing after NO on the nameplate indicates the year of production The following is an example of a serial number for a product that was produced in 2004
60. Inductance 3 3 mH or less Input Impedance of communicating device 10 kQ or more at 2 4 kHz HART Communication Distance Up to 1 5 km 1 mile when using multiple twisted pair cables Communication distance varies depending on type of cable used EN 61326 AS NZS CISPR11 PHYSICAL SPECIFICATIONS Wetted Parts Materials Diaphragm Cover Flange Process Connector Capsule Gasket and Vent Drain Plug Refer to MODEL AND SUFFIX CODE Process Connector Gasket o ring EJX110A EJX120A EJX430A EJX310A PTFE Teflon Fluorinated rubber for Option code N2 and N3 EJX130A Fluorinated rubber O ring EJX440A Fluorinated rubber O ring for C capsule Glass reinforced Teflon gasket for D capsule Non wetted Parts Materials Bolting ASTM B7M carbon steel 316 SST ISO A4 70 stainless steel or ASTM grade 660 stainless steel Housing Low copper cast aluminum alloy with polyurethane mint green paint Munsell 5 6BG 3 3 2 9 or its equivalent or ASTM CF 8M stainless steel Degrees of Protection IP67 NEMA4X JIS C0920 Cover O rings Buna N Name plate and tag 304 SST 316SST option Fill Fluid Silicone Fluorinated oil option Weight Installation code 7 8 and 9 and wetted parts material code S for EJX110A EJX310A and EJX430A 2 8 kg 6 2 Ib without integral indicator mounting bracket and process connector Installation code 7 8 and 9 for EJX120A 3 7 kg 8 2 1b without integral ind
61. M H V 250 0 01 2 5 Ill with code PE3 EJX130A M H 500 0 01 5 0 Article 3 Paragraph 3 SEP 500 0 01 5 0 III EJX130A M with code PE3 H EJX310A L M 160 0 01 1 6 Article 3 Paragraph 3 B EP EJX430A H A B 160 0 01 1 6 Article 3 Paragraph 3 EP EJX440A c D 500 0 1 5 0 ee EJX440A D 1 5 0 Ii with code PE3 e 909 9 EJX510A A B C 100 0 1 10 Article 3 Paragraph 3 D 700 0 1 70 SEP EJX510A 7 Ill with code PE3 B SEN 79 EJX530A A B C 100 0 1 10 Article 3 Paragraph 3 D 700 0 1 70 SEP EJX510A 7 with code PE3 SS SB 70 1 PS is maximum allowable pressure for vessel itself 2 Referred to Table 1 covered by ANNEX II of EC Directive on Pressure Equipment Directive 97 23 EC T0202 EPS 3 Operation AN CAUTION The temperature and pressure of fluid should be maintained at levels that are consistent with normal operating conditions The ambient temperature should be maintained at a level that is consistent with normal operating conditions Please take care to prevent water hammer and the like from inducing excessive pressures in pipes and valves If phenomena are likely install a safety valve or take some other appropriate measure to prevent pressure from exceeding PS Take appropriate measures at the device or System level to protect transmitters if they are to be operated near an external
62. N WARNING The range setting switch must not be used in a hazardous area 2 9 1 FM Approval a FM Intrinsically Safe Type Caution for FM intrinsically safe type Following contents refer DOC No IFM022 A12 Note 1 Model EJX Series Differential gauge and absolute pressure transmitters with optional code FS1 are applicable for use in hazardous locations Applicable Standard FM3600 FM3610 FM3611 FM3810 Intrinsically Safe for Class I Division 1 Groups A B C amp D Class II Division 1 Groups E F amp G and Class III Division 1 Class I Zone 0 in Hazardous Locations AEx ia IIC Nonincendive for Class I Division 2 Groups A B C amp D Class IL Division 2 Groups F amp G and Class III Division 1 Class I Zone 2 Groups IIC in Hazardous Locations Outdoor hazardous locations NEMA 4X Temperature Class T4 e Ambient temperature 60 to 60 C Note 2 Entity Parameters Intrinsically Safe Apparatus Parameters Groups A B C D E F and G Vmax 30 V Ci 6 nF Imax 200 mA Li 0 uH Pmax 1 W 2 3 IM 01C25B01 01E Associated Apparatus Parameters FM approved barriers Voc lt 30 V Ca gt 6 nF Isc lt 200 mA La gt 0 uH Pmax IW Intrinsically Safe Apparatus Parameters Groups C D E F and G Vmax 30 V Ci 6 nF Imax 225 mA Li 0 uH Pmax 1 W Associated Apparatus Parameters FM approved barriers Voc lt 30 V Ca gt 6 nF Isc lt 225 mA La
63. Stainless Steel Electrical connection Q cee G1 2 female one electrical connection without blind plugs ET 1 2 NPT female two electrical connections without blind plugs C M20 female two electrical connections without blind plugs B n nA G1 2 female two electrical connections and a blind plug Ye 1 2 NPT female two electrical connections and a blind plug GEET M20 female two electrical connections and a blind plug 7 G1 2 female two electrical connections and a 316 SST blind plug CRM 1 2 NPT female two electrical connections and a 316 SST blind plug D M20 female two electrical connections and a 316 SST blind plug Integral indicator D Digital indicator E Digital indicator with the range setting switch Nee None Mounting bracket Ww Bese 304 SST 2 inch pipe mounting flat type for horizontal piping D 304 SST 2 inch pipe mounting L type for vertical piping Gee 304 SST 2 inch pipe mounting for bottom process connection type Joe 316 SST 2 inch pipe mounting flat type for horizontal piping K 316 SST 2 inch pipe mounting L type for vertical piping N e None Optional Codes Optional specification TO917 EPS The yx marks indicate the most typical selection for each specification 1 Ufrs must consider the characteristics of selected wetted parts material and influence of process fluids Specifying inappropriate materials has the potential to cause serious damage to human body and plant facilities resulted from an unexp
64. TALLATION 4 INSTALLATION 4 1 Precautions Figure 4 1 and 4 2 shows the mounting of the transmit ter for horizontal piping and vertical piping with using the mounting bracket The transmitters with the installation code U Univsersal flange can be used for either type of mounting Before installing the transmitter read the cautionary notes in section 2 4 Selecting the Installation Loca tion For additional information on the ambient conditions allowed at the installation location refer to subsection 9 1 Standard Specifications Vertical pipe mounting A IMPORTANT When welding piping during construction take care not to allow welding currents to flow through the transmitter Do not step on this instrument after installation For the EJX430A and EJX440A the atmo spheric opening is located on the low pressure side cover flange The opening must not face upward See section 9 4 Dimensions for the U bolt nut location of the opening Transmitter mounting bolt Mounting bracket 50 mm 2 inch pipe Horizontal pipe mounting 4 2 Mounting B The transmitter is shipped with the process connec tion according to the ordering specifications To change the orientation of the process connections refer to section 4 3 B With differential pressure transmitters the distance between the impulse piping connection ports is usually 54 mm figure 4 1 By changing the orientation of the pro
65. absolute pressure transmit ter whose style codes are as described in the following table Unless otherwise stated the illustrations in this manual are of the EJX110A differential pressure transmitter Users of the other models should bear in mind that certain features of their instru ment will differ from those shown in the illustra tions of the EJX110A 1 1 Model Style code EJX110A S3 EJX120A EN EJX130A S2 EJX310A S2 EJX430A S2 EJX440A S2 T0101 EPS E Regarding This Manual This manual should be provided to the end user The contents of this manual are subject to change without prior notice All rights reserved No part of this manual may be reproduced in any form without Yokogawa s written permission Yokogawa makes no warranty of any kind with regard to this manual including but not limited to implied warranty of merchantability and fitness for a particular purpose If any question arises or errors are found or if any information is missing from this manual please inform the nearest Yokogawa sales office The specifications covered by this manual are limited to those for the standard type under the specified model number break down and do not cover custom made instruments Please note that changes in the specifications construction or component parts of the instrument may not immediately be reflected in this manual at the time of change provided that postponement of
66. arts replacement by other than authorized representative of Yokogawa Electric Corporation is prohibited and will void IECEx Certification 2 10 EMC Conformity Standards EN61326 AS NZS CISPR11 AN CAUTION To meet EMC regulations Yokogawa recom mends that customers run signal wiring through metal conduits or use shielded twisted pair cabling when installing EJX series transmitters in a plant 2 11 Pressure Equipment Directive PED 1 General EJX series pressure transmitters are categorized as pressure accessories under the vessel section of directive 97 23 EC which corresponds to Article 3 Paragraph 3 of PED denoted as Sound Engineering Practice SEP e EJX110A L IMS EJX110A LIHS EJX110A LIVS EJX130A EJX440A EJX510A LID and EJX530A L ID can be used above 200 bar and therefore considered as a part of a pressure retaining vessel where category III Module H applies These models with option code PE3 conform to that category 2 Technical Data Models without PE3 Article 3 Paragraph 3 of PED denoted as Sound Engineering Practice SEP Models with PE3 Module H Type of Equipment Pressure Accessory Vessel Type of fluid Liquid and Gas Group of fluid 1 and 2 2 HANDLING CAUTIONS Model Capsule PS V L PS V Category code bar bar L EJX110A L 160 10 01 1 6 article 3 Paragraph 3 M H V 250 0 01 2 5 SEP EJX110A_
67. asurement errors may result To prevent such problems the process pressure taps must be angled as shown in figure 5 4 according to the kind of fluid being measured A NOTE e f the process fluid is a gas the taps must be vertical or within 45 either side of vertical e f the process fluid is a liquid the taps must be horizontal or below horizontal but not more than 45 below horizontal e If the process fluid is steam or other condens ing vapor the taps must be horizontal or above horizontal but not more than 45 above hori zontal Gas Liquid Steam 45 45 Pressure 45 45 ips we B Ah Process YY 45 45 Y piping F0504 EPS Figure 5 4 Process Pressure Tap Angle For Horizontal Piping IM 01C25B01 01E 2 Position of Process Pressure Taps and Transmitter If condensate or gas accumulates in the impulse piping it should be removed periodically by opening the drain or vent plugs However this will generate a transient disturbance in the pressure measurement and therefore it is necessary to position the taps and route the impulse piping so that any extraneous liquid or gas generated in the leadlines returns naturally to the process piping If the process fluid is a gas then as a rule the transmitter must be located higher than the process pressure taps f the process fluid is a liquid or steam then as a rule the transmitter must be located lower than the process p
68. ation All wiring shall comply with local installation requirements refer to the installation diagram Note 3 Maintenance and Repair The instrument modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation is prohibited and will void Type of Protection n Installation Diagram 2 Nonhazardous Location Hazardous Location Zone 2 only Transmitter I Wap Rm I x 1 7 A rO Exnl 1 O Power Supply Supply i 1 1 I F0209 EPS Ratings of the Power Supply as follows Maximum Voltage 30 V 2 8 IM 01C25B01 01E 2 Electrical Connection A mark indicating the electrical connection type is stamped near the electrical connection port These marks are as followed Screw Size Marking ISO M20x1 5 female AM ANSI 1 2 NPT female N A or AW T0201 EPS Location of the mark F0210 EPS 3 Installation A WARNING All wiring shall comply with local installation requirements and the local electrical code There is no need for conduit seal in Division 1 and Division 2 hazardous locations because this product is sealed at the factory 4 Operation 2s WARNING OPEN CIRCUIT BEFORE REMOVING COVER INSTALL IN ACCORDANCE WITH THIS USER S MANUAL Take care not to generate mechanical sparking when access to the instrument and peripheral devices in a hazardous location 5 Maintenance and Repair AN WARN
69. attention to the following points a Installation This instrument may only be installed by an engi neer or technician who has an expert knowledge of this device Operators are not allowed to carry out installation unless they meet this condition With high process temperatures care must be taken not to burn yourself by touching the instrument or its casing Never loosen the process connector nuts when the instrument is installed in a process This can lead to a sudden explosive release of process fluids When draining condensate from the pressure detector section take appropriate precautions to prevent the inhalation of harmful vapors and the contact of toxic process fluids with the skin or eyes When removing the instrument from a hazardous process avoid contact with the fluid and the interior of the meter All installation shall comply with local installation requirements and the local electrical code b Wiring The instrument must be installed by an engineer or technician who has an expert knowledge of this instrument Operators are not permitted to carry out wiring unless they meet this condition Before connecting the power cables please confirm that there is no current flowing through the cables and that the power supply to the instrument is switched off c Operation 1 2 Wait 5 min after the power is turned off before opening the covers IM 01C25B01 01E d Maintenance Please carry out onl
70. cal connection Y for code 5 9 Aand D 4 Open to T Vent plug atmosphere 25 0 20 oo i rx 63 d 3 27 1 06 a i 2 48 Drain plug High J Low T l 159 6 26 pressure fi pressure i side 1 Side t eer S NIL 4 El I ae Mounting bracket 2 inch pipe i Lot Flat type optional O D 60 5 mm ex 1 When Installation code 8 is selected high and low pressure side on above figure are reversed Ze i e High pressure side is on the right side 2 When Option code K1 K2 K5 or K6 is selected add 15 mm 0 59 inch to the value in the figure 9 25 F0918 EPS IM 01C25B01 01E Universal Flange Installation code U 9 GENERAL SPECIFICATIONS Unit mm approx inch External indicator Z c d 80 88 ero 1 10 4 33 ae 3 15 8 46 Conduit connection adjustment 12 39 Integral indicator eT x 47 1 54 54 optional n we N S 2 19 S 3 ole 0 24 z e lei e i o Fi o S Ground terminal Si Electrical connection for code 5 9 A and D i Drain plug Open to atmosphere Vent plug Shrouding bolt 27 05 Seng 12 48 for flame proof type 1 06 High L 159 6 26 Process connector Ges 70 G optional side 2 76 side F0919 EPS 1 When Option code K1 K2 K5 or K6 is selected add 15 mm 0 59 inch to the value Terminal Configuration Communication terminals BT200
71. ce a particular type of protection is selected any other type of protection cannot be used The installation must be in accordance with the description about the type of protection in this instruction manual In order to avoid confusion unnecessary marking is crossed out on the label other than the selected type of protection when the transmitter is installed Note 2 2 9 3 CENELEC ATEX KEMA Certification 1 Technical Data a CENELEC ATEX KEMA Intrinsically Safe Type Caution for CENELEC ATEX KEMA Intrinsi cally safe type Note 1 Model EJX series pressure transmitters with optional code KS2 for potentially explosive atmospheres No KEMA 03ATEX1544 X Applicable Standard EN 50014 1997 EN 50020 2002 EN 50284 1999 EN 50281 1 1 1998 Type of Protection and Marking code EEx ia IIC T4 Group II Category IGD Ambient Temperature for gas proof 50 to 60 C Process Temperature Tp 120 C max Maximum Surface Temperature for dust proof T85 C Tamb 40 to 60 C Tp 80 C T100 C Tamb 40 to 60 C Tp 100 C T120 C Tamb 40 to 60 C Tp 120 C Enclosure IP66 and IP67 2 HANDLING CAUTIONS Note 2 Electrical Data n type of explosion protection intrinsic safety EEx ia IIC only for connection to a certified intrinsically safe circuit with following maximum values Ui 30 V Ii 200 mA Pi 0 9 W Effective internal capacitance Ci 10 nF Effective interna
72. cess connector the dimension can be changed to 51 mm or 57 mm E The transmitter can be mounted on a nominal 50 mm 2 inch pipe using the mounting bracket supplied as shown in figure 4 2 and 4 3 The transmitter can be mounted on either a horizontal or 50 mm 2 inch pipe a vertical pipe Figure 4 2 Transmitter Mounting Horizontal Impulse E When mounting the bracket on the transmitter Piping Type tighten the four bolts that hold the transmitter with a torque of approximately 39 N m 4kgf m Transmitter mounting bolt F0402 EPS 57 mm 54 mm 51 mm F0401 EPS Figure 4 1 Process Connector Impulse Piping Connec tion Distances for Differential Pressure Transmitters 4 1 IM 01C25B01 01E Vertical pipe mounting Process connector downside Transmitter Q mounting bolt Mounting bracket o vg 50 mm 2 inch pipe Vertical pipe mounting Process connector upside Transmitter mounting bolt 50 mm 2 inch pipe F0403 EPS Figure 4 3 Transmitter Mounting Vertical Impulse Piping Type 4 2 4 INSTALLATION 4 3 Changing the Process Con nection The transmitter is shipped with the process connection specified at the time of ordering To change the process connection the drain vent plug must be repositioned To reposition a drain vent plug use a wrench to slowly and gently unscrew it Then remove and remount it on the opposite side Wrap sealing tape around the drain vent plug t
73. conduit Apply a non hardening sealant to the threads of these fittings for waterproofing Flameproof heavy gauge steel conduit Tee Seal fitting EC wiring impregnate the fitting with a compound to seal tubing F0610 EPS Drain plug Figure 6 10 Typical Wiring Using Flameproof Metal Conduit 6 WIRING 6 5 Grounding Grounding is always required for the proper operation of transmitters Follow the domestic electrical require ments as regulated in each country For a transmitter with a built in lightning protector grounding should satisfy ground resistance of 10 or less Ground terminals are located on the inside and outside of the terminal box Either of these terminals may be used Ground terminal inside Ground terminal outside F0611 EPS Figure 6 11 Ground Terminals 6 6 Power Supply Voltage and Load Resistance When configuring the loop make sure that the external load resistance is within the range in the figure below Note In case of an intrinsically safe transmitter external load resistance includes safety barrier resistance a M External Ve Communication load applicable range resistance BRAIN and HART R Q Gelee 0 10 5 16 6 25 2 42 Power supply voltage E V DC F0612 EPS Figure 6 12 Relationship between Power Supply Voltage and External Load Resistance IM 01C25B01 01E 7 OPERATION 7 OPERATION 7 1 Preparation for Starting
74. configure the piping for self draining or self venting operation you will need to loosen the drain vent screw on the transmitter to completely drain vent any stagnated liquid gas However since draining condensate or bleeding off gas disturbs the pressure measurement this should not be done when the loop is in operation AN WARNING Since the accumulated liquid or gas may be toxic or otherwise harmful take appropriate care to avoid contact with the body or inhalation of vapors 7 OPERATION 7 5 1 Draining Condensate 1 Gradually open the drain screw or drain plug and drain the transmitter pressure detector section See figure 7 5 2 When all accumulated liquid is completely re moved close the drain screw or drain plug 3 Tighten the drain screw to a torque of 10 N m and the drain plug to a torque of 34 to 39 N m cs eh f D 2 e ai ze oM We S ed un ry Drain screw When you loosen the drain screw or drain plug the accumulated liquid will be expelled in the direction of the arrow F0705 EPS Figure 7 5 Draining the Transmitter 7 5 2 Venting Gas 1 Gradually open the vent screw to vent gas from the transmitter pressure detector section See figure 7 6 2 When the transmitter is completely vented close the vent screw 3 Tighten the vent screw to a torque of 10 N m QVE P ez Sw Se 5 P QH MCN When you loo
75. current limit on the dielectric strength tester to 10 mA then turn ON the power and gradually increase the test voltage from 0 to the specified voltage 4 When the specified voltage is reached hold it for one minute After completing this test slowly decrease the voltage to avoid any voltage surges 5 wm 2 9 Installation of an Explosion Protected Instrument Ay NOTE For FOUNDATION Fieldbus explosion protected type please refer to IM 01C22T02 01E If a customer makes a repair or modification to an intrinsically safe or explosionproof instrument and the instrument is not restored to its original condition its intrinsically safe or explosionproof construction may be compromised and the instrument may be hazardous to operate Please contact Yokogawa before making any repair or modification to an instrument 2 HANDLING CAUTIONS AN CAUTION This instrument has been tested and certified as being intrinsically safe or explosionproof Please note that severe restrictions apply to this instrument s construction installation external wiring maintenance and repair A failure to abide by these restrictions could make the instrument a hazard to operate as WARNING Maintaining the safety of explosionproof equip ment requires great care during mounting wiring and piping Safety requirements also place restrictions on maintenance and repair Please read the following sections very carefully A
76. e piping and is convenient when adjusting the transmit ter zero point There are two 3 valve manifold types the pipe mounting type and the direct mounting type care should be taken with respect to the following points when connecting the manifold to the transmitter B Pipe Mounting Type 3 Valve Manifold Figure 5 2 1 Screw nipples into the connection ports on the transmitter side of the 3 valve manifold and into the impulse piping connecting ports on the process connectors To maintain proper sealing wind sealing tape around the nipple threads 2 Mount the 3 valve manifold on the 50 mm 2 inch pipe by fastening a U bolt to its mounting bracket Tighten the U bolt nuts only lightly at this time IM 01C25B01 01E 3 Install the pipe assemblies between the 3 valve manifold and the process connectors and lightly tighten the ball head lock nuts The ball shaped ends of the pipes must be handled carefully since they will not seal properly if the ball surface is scratched or otherwise damaged 4 Now tighten the nuts and bolts securely in the following sequence Process connector bolts transmitter end ball head lock nuts gt 3 valve manifold ball head lock nuts gt 3 valve manifold mounting bracket U bolt nuts Impulse piping e Nipple Vent plug 3 valve optional manifold Ball head Stop valve AS s E lock nut low pressure side f u Pipe Equalizing valve Pipes balancing Stop valve high press
77. e capsule assembly Replace the two capsule gaskets with new gaskets 2 Install the cover flange on the high pressure side and use a torque wrench to tighten the four nuts uniformly to a torque shown below EJX110A EJX310A EJX430A Model Wetted parts material code EJX120A S H M T A D B Torque N m kgf m 17 1 7 40 4 1 40 4 1 EJX130A EJX440A Model Bolts amp nuts material code G C J G C J Torque N m kgf m 90 9 2 110 11 2 70 7 1 100 10 2 T0803 EPS 3 After the pressure detector section has been reas sembled a leak test must be performed to verify that there are no pressure leaks 4 Reattach the transmitter section to the pressure detector section Reattach the stopper with the hexagon head screw 8 MAINTENANCE 5 Tighten the two setscrews Tighten the screws to a torque of 1 5 N m 6 Install the CPU assembly according to subsection 8 4 2 7 After completing reassembly adjust the zero point and recheck the parameters Setscrew Nut Pressure detector section F0804 EPS Cover flange Figure 8 4 Removing and Mounting the Pressure detector Section A IMPORTANT If you remove the drain vent plugs when disas sembling EJX130A and EJX440A transmitters install the plugs again before reassembling the cover flanges with the capsule assmbly 8 4 4 Replacing the Process Connector Gaskets This subsection describes process connect
78. e exceeding 500 V AC 100 V AC with an internal lightning protector for the dielectric strength test c Before conducting these tests disconnect all signal lines from the transmitter terminals The procedure for conducting these tests is as follows Insulation Resistance Test 1 Short circuit the and SUPPLY terminals in the terminal box 2 2 IM 01C25B01 01E 2 Turn OFF the insulation tester Then connect the insulation tester plus lead wire to the shorted SUPPLY terminals and the minus leadwire to the grounding terminal 3 Turn ON the insulation tester power and measure the insulation resistance The voltage should be applied as briefly as possible to verify that the insulation resistance is at least 20 MQ 4 After completing the test and being very careful not to touch exposed conductors disconnect the insulation tester and connect a 100 KQ resistor between the grounding terminal and the short circuiting SUPPLY terminals Leave this resistor connected at least one second to discharge any static potential Do not touch the terminals while it is discharging Dielectric Strength Test 1 Short circuit the and SUPPLY terminals in the terminal box Turn OFF the dielectric strength tester Then connect the tester between the shorted SUPPLY terminals and the grounding terminal Be sure to 2 connect the grounding lead of the dielectric strength tester to the ground terminal 3 Set the
79. ected leak of the corrosive process fluids 9 5 IM 01C25B01 01E MODEL EJX130A 9 GENERAL SPECIFICATIONS Model Suffix Codes Description EJX130A Differential pressure transmitter Output signal D n BB BB 4 to 20 mA DC with digital communication BRAIN protocol CTS e 4 to 20 mA DC with digital communication HART protocol MB A KH Digital communication FOUNDATION Fieldbus protocol refer to GS 01C25T02 01E Measurement Erro 1to 100 kPa 4 to 400 inH2O span capsule e BEE 5 to 500 kPa 20 to 2000 inH2O Wetted parts S eee Refer to Wetted Parts Material for EJX130A Table below material Process connections K with 1 4 NPT female process connector 2 with 1 2 NPT female process connector without process connector 1 4 NPT female on the cover flanges Mounting bracket Bolts and nuts material J e ASTM B7M carbon steel Gen n KR 316 SST ISO A4 70 stainless steel Ce ee ASTM grade 660 stainless steel Installation Mee Vertical piping left side high pressure and process connection downside C ERREEEEEEEEEET Horizontal piping and right side high pressure 9 e Horizontal piping and left side high pressure Nee Universal flange Amplifier housing dee e Cast alluminum alloy 2 ASTM CF 8M Stainless Steel Electrical connection esit eis G1 2 female one electrical connection without blind plugs VE EEN 1 2 NPT female two electrical connections withou
80. ection switch Burnout direction switch BO Hardware write protection switch WR Burnout Direction H ff L H Die Write Protection Switch Position Switch Position E I D E I D xa N YE Burnout Direction HIGH LOW Write Protection Write Sed Write M F0301 EPS Note 1 See subsection 9 2 Model and Suffix Codes for details A process connector will not be applied for lower side of EJX430A Note 2 Applicable for BRAIN HART communication type Set the switches as shown in the figure above to set the burn out direction and write protection The Burnout switch is set to the H side for delivery unless option code C1 or C2 is specified in the order and the hardware write protection switch is set to E side The setting of the switches can be confirmed via communica tion An external zero adjustment screw can only be disabled by communication To disable the screw set a parameter before activating the hardware write protect function See each communicaion manual Figure 3 1 Component Names Table 3 1 Display Symbol Display Symbol Meaning of Display Symbol Xo Display mode is square root Display is not lit when linear mode A The output signal being zero adjusted is increasing v The output signal being zero adjusted is decreasing On Write protect function is enabled T0301 EPS 3 1 IM 01C25B01 01E 4 INS
81. eeves be used for leadwire ends 6 3 Connections of External Wiring to Terminal Box 6 3 1 Power Supply Wiring Connection Connect the power supply wiring to the SUPPLY and terminals When AL is specified also refer to subsection 6 3 5 Transmitter terminal box Power supply F0601 EPS Figure 6 1 Power Supply Wiring Connection 6 3 2 External Indicator Connection Available only when AL is not specified Connect wiring for external indicators to the CHECK and terminals Note Use a external indicator whose internal resistance is 10 Q or less External indicator Power supply F0602 EPS Figure 6 2 External Indicator Connection 6 3 3 Communicator Connection Connect the BT200 or HART275 HHT to the SUPPLY and terminals Use hooks Transmitter terminal box Power supply Ignore the polarity since the BT200 is AC coupled to the terminal box F0603 EPS Figure 6 3 BT200 Connection IM 01C25B01 01E 6 3 4 Check Meter Connection Available only when AL is not specified Connect the check meter to the CHECK and terminals Use hooks A 4 to 20 mA DC output signal from the CHECK and terminals Note Use a check meter whose internal resistance is 10 2 or less Check meter Transmitter terminal box Power supply i F0604 EPS Figure 6 4 Check Meter Connection 6 3 5 Status Output Connection When option code AL is
82. er 7 4 7 5 Venting or Draining Transmitter Pressure detector Section 7 4 7 5 1 Draining Condensate A 7 4 7 5 2 Venting G gata aeieea riaa nennen nennen nnne nnne nnns 7 4 7 6 Setting the Range Using the Range setting Switch 7 5 B MAINTENANQGE ccc ccce oe iasiri e sera neei uas 2up ns ga aa cede Ce E Eege 8 1 ERG UI MT 8 1 8 2 Calibration Instruments Selection ssseseeneees 8 1 8 3 Calibration eee ec treno er ee ee ot ee 8 1 8 4 Disassembly and Reassembly AAA 8 3 8 4 1 Replacing the Integral Indicator seeeeeeeees 8 3 8 4 2 Replacing the CPU Board Assembly sss 8 4 8 4 8 Cleaning and Replacing the Capsule Assembly 8 4 8 4 4 Replacing the Process Connector Gaskets ssss 8 5 8 5 Troubleshooting iieri t e eoe E tere ue 8 6 8 5 1 Basic Troubleshooting AAA 8 6 8 5 2 Troubleshooting Flowcharts eene 8 7 8 5 8 Alarms and Countermeasures seeseseseeeeeereerressirterrnerrrsernse 8 9 ii IM 01C25B01 01E CONTENTS 9 GENERAL SPECIFICATIONS 9 1 9 1 Standard Specifications ssssssssssesseeeeeeeenee 9 1 9 2 MODEL AND SUFFIX CODES A 9 4 9 3 OPTIONAL SPECIFICATIONS A 9 10 9 4 DIMENSIONS aieo tete e e EE d e bes 9 13 REVISION RECORD When using the EJX in a Safety Instrumented Systems SIS applica
83. er Calculate the errors differences between digital voltmeter readings and reference pressures as the pressure is increased from 0 to 100 and is decreased from 100 to 0 and confirm that the errors are within the required accuracy 8 1 IM 01C25B01 01E 8 MAINTENANCE Table 8 1 Instruments Required for Calibration Name Yokogawa recommended Instrument Remarks e Model SDBT or SDBS distributor 4 to 20 mA DC signal Load Model 2792 standard resistor 250 Q 0 005 3 W resistor Load adjustment resistor 100 Q 1 1 W Model 2501 A digital multimeter Voltmeter Accuracy 10V DC range 0 002 of rdg 1 dgt Model MT220 precision digital manometer 1 For 10 kPa class Accuracy 0 015 of rdg 0 015 of F S for O to 10 kPa 0 2 of rdg 0 1 of F S for 10 to 0 kPa 2 For 130 kPa class Accuracy 0 02 of rdg eee eee eee for 25 to 130 kPa S5dIGIS ee eek ek for 0 to 25 kPa Digital 0 2 of rdg 0 1 of ES Sus aum aset ate for 80 to 0 kPa Select a manometer having manometer 3 For 700 kPa class a pressure range close to Accuracy 0 02 of rdg 3digits for 100 to 700 kPa that of the transmitter S5 digitS 22e RID ER for 0 to 100 kPa 0 2 of rdg 0 1 of ES for 80 to 0 kPa 4 For 3000 kPa class Accuracy 0 02 of rdg 10 digits for 0 to 3000 kPa 0 2 of rdg 0 1 of ES for 80 to 0 kPa 5 For 130 kPa ab
84. ess connector 1 4 NPT female on the cover flanges Bolts and nuts material ASTM B7M carbon steel 316 SST ISO A4 70 stainless steel ASTM grade 660 stainless steel Installation Vertical piping left side high pressure and process connection downside Horizontal piping and right side high pressure Horizontal piping and left side high pressure Bottom Process Connection left side high pressure Universal flange Amplifier housing dee Cast alluminum alloy ASTM CF 8M Stainless steel Electrical connection o Sege e G1 2 female one electrical connection without blind plugs 1 2 NPT female two electrical connections without blind plugs M20 female two electrical connections without blind plugs G1 2 female two electrical connections and a blind plug 1 2 NPT female two electrical connections and a blind plug M20 female two electrical connections and a blind plug G1 2 female two electrical connections and a 316 SST blind plug 1 2 NPT female two electrical connections and a 316 SST blind plug M20 female two electrical connections and a 316 SST blind plug Integral indicator Desecmrme Digital indicator Digital indicator with the range setting switch None Mounting bracket B 304 SST 2 inch pipe mounting flat type for horizontal piping 304 SST 2 inch pipe mounting L type for vertical piping 304 SST 2 inch pipe mounting for bottom process connection type 316 SST 2 inch pipe m
85. etc Check meter connection hook Terminal Wiring connection hook CHECK or ALARM SUPPLY Power supply and output terminal CHECK os External indicator ammeter Terminal or or Status contact output terminal ALARM when AL is specified L Ground terminal 1 When using an external indicator or check meter the internal resistance must be 10 Q or less A check meter or indicator cannot be connected when AL option is specified 2 Not available for fieldbus communication type F0911 EPS 9 26 IM 01C25B01 01E lt Factory Setting gt Tag Number As specified in order Daniping 2 sec or as specified in order Output Mode Linear unless otherwise specified in order Calibration Range Lower Range Value As specified in order Calibration Range Upper Range Value As specified in order Calibration Range Units Selected from the followings Only one unit can be specified Differential gauge pressure transmitter mmH 0 mmH2O 68 F mmAq mmWG mmHg Pa hPa kPa MPa mbar bar gf cm kgf cm inH5O inH5O 68 F inHg ftH5O ftH5O 68 F or psi Absolute pressure transmitter torr Pa abs hPa abs kPa abs MPa abs mbar abs bar abs mmH O abs mmH5O 68 F abs mmHg abs gf cm abs kgf cm abs inH5O abs inH2O abs 68 F inHg abs ftH5O abs ftH O abs 68 F atm or psia Display Setting Designated differentia
86. hes the installa tion site 2 3 Storage The following precautions must be observed when storing the instrument especially for a long period a Select a storage area which meets the following conditions t is not exposed to rain or subject to water seepage leaks Vibration and shock are kept to a minimum t has an ambient temperature and relative humidity within the following ranges Ambient temperature 40 to 85 C without integral indicator 30 to 80 C with integral indicator Relative humidity 096 to 10096 R H Preferred temperature and humidity approx 25 C and 65 R H b When storing the transmitter repack it carefully in the packaging that it was originally shipped with c If the transmitter has been used thoroughly clean the chambers inside the cover flanges so that there is no process fluid remaining inside Before placing it in storage also make sure that the pressure detector is securely connected to the transmitter section IM 01C25B01 01E 2 4 Selecting the Installation Location The transmitter is designed to withstand severe environmental conditions However to ensure that it will provide years of stable and accurate performance take the following precautions when selecting the installation location a Ambient Temperature Avoid locations subject to wide temperature variations or a significant temperature gradient If the location is exposed to radiant heat from plant equipment
87. hreads 1 in the figure below and apply a lubricant to the threads of the drain vent screw s 2 below To tighten the drain vent plugs apply a torque of 34 to 39 N m 3 5 to 4 kgf m Process connector bolts are to be tightened uniformly to a torque shown in table 4 1 Table 4 1 Torque Model EJX110A EJX120A EJX440A EJX130A EJX310A EJX430A C capsule D capsule Torque N m lates kgf m 39 to 49 4 to 5 5 to 6 T0401 EPS Vertical impulse piping type Horizontal impulse piping type Bolt Process connector Note For a horizontal impulse piping type moving the process connectors from the front side to the back cannot be made Drain vent plug AL r2 F0404 EPS Figure 4 4 Changing Process Connection IM 01C25B01 01E 4 4 Swapping the High Low pressure Side Connection A IMPORTANT This section is applicable only for EJX110A EJX120A and EJX130A differential transmitters and not applicable for gauge or absolute pres sure transmitters 4 4 1 Rotating Pressure detector Section 180 This procedure can be applied only to a transmitter with a vertical impulse piping type The procedure below can be used to turn the pressure detector assembly 180 Perform this operation in a maintenance shop with the necessary tools laid out and ready for use and then install the transmitter in the field after making the change 1 Use an Allen wrench JIS B4648 nominal 2 5 mm
88. icator mounting bracket and process connector Installation code 7 8 and 9 for EJX130A 6 8 kg 14 3 Ib without integral indicator mounting bracket and process connector Installation code 7 8 and 9 for EJX440A 4 9 kg 10 8 Ib without integral indicator mounting bracket and process connector Add 1 5 kg 3 3lb for amplifier housing code 2 Connections Refer to MODEL AND SUFFIX CODE Process Connection of Cover Flange models except for EJX440A LID IEC61518 IM 01C25B01 01E 9 GENERAL SPECIFICATIONS 9 2 MODEL AND SUFFIX CODES MODEL EJX110A Model Suffix Codes Description EJX110A Differential pressure transmitter Output signal 4 to 20 mA DC with digital communication BRAIN protocol 4 to 20 mA DC with digital communication HART protocol Digital communication FOUNDATION Fieldbus protocol refer to GS 01C25T02 01E Measurement span capsule 0 1t0 10kPa 0 4 to 40 inH2O 0 510 100kPa 2 to 400 inH2O 2 510 500 kPa 10 to 2000 inH2O 0 0710 14 MPa 10to 2000 psi material 1 Wetted parts Refer to Table Wetted Parts Materials below Process connections 0 s 66 dl Bases eva yeaa dean cas without process connector Rc1 4 female on the cover flanges with Rc1 4 female process connector with Rc1 2 female process connector with 1 4 NPT female process connector with 1 2 NPT female process connector without proc
89. ill the impulse piping with process fluid Gradually open the stop valve to introduce process fluid into the transmitter pressure detector section Confirm that there is no pressure leak in the impulse piping transmitter or other components 2 3 Venting Gas from the Transmitter Pressure detector Section Since the piping in the example of figure 7 1 is constructed to be self venting no venting operation is required If it is not possible to make the piping self venting refer to subsection 7 5 for instructions Leave the equalizing valve open even after venting gas b Turn ON power and connect the communicator Open the terminal box cover and connect the communicator to the SUPPLY and terminals c Using the communicator confirm that the transmit ter is operating properly Check parameter values or change the setpoints as necessary See IM 01C25T03 01E BRAIN communication or IM 01C25T01 01E HART communication for communicator operation If the transmitter is equipped with an integral indicator its indication can be used to confirm that the transmitter is operating properly Orifice Tap valve Tap valve high pressure low pressure Stop valve low pressure low p 3 valve manifold Equalizing valve Stop valve high pressure Drain valve high pressure F0701a EPS Figure 7 1a Liquid Flow Measurement IM 01C25B01 01E Vent plug
90. ind around the differential pressure transmitter will therefore cause errors in the measurement To prevent this it will be neces sary either to enclose the transmitter in a box or to connect an impulse line to the low pres sure side and insert its end into a wind exclud ing pot cylindrical with a base plate 7 Preventing Freezing If there is any risk that the process fluid in the impulse piping or transmitter could freeze use a steam jacket or heater to maintain the temperature of the fluid A NOTE After completing the connections close the valves on the process pressure taps main valves the valves at the transmitter stop valves and the impulse piping drain valves so that condensate sediment dust and other extraneous material cannot enter the impulse piping IM 01C25B01 01E 5 2 Impulse Piping Connection Examples Figure 5 5 and 5 6 show examples of typical impulse piping connections Before connecting the transmitter to the process study the transmitter installation location the process piping layout and the characteris tics of the process fluid corrosiveness toxicity flammability etc in order to make appropriate changes and additions to the connection configurations Note the following points when referring to these piping examples The high pressure connecting port on the transmit ter is shown on the right as viewed from the front The transmitter impulse piping connection is sh
91. istributor Figure 6 7 6 4 2 Wiring Installation 1 General use Type and Intrinsically Safe Type With the cable wiring use a metallic conduit or waterproof glands Apply a non hardening sealant to the terminal box connection port and to the threads on the flexible metal conduit for waterproofing Flexible metal conduit Apply a non hardening sealant to the threads for waterproofing Wiring metal conduit Tee Drain plug F0608 EPS Figure 6 8 Typical Wiring Using Flexible Metal Conduit IM 01C25B01 01E 2 Flameproof Type Wire cables through a flameproof packing adapter or use a flameproof metal conduit B Wiring cable through flameproof packing adapter Apply a non hardening sealant to the terminal box connection port and to the threads on the flameproof packing adapter for waterproofing Flameproof packing adapter Flexible metal conduit Wiring metal Apply a non hardening conduit sealant to the threads for waterproofing Tee Drain plug F0609 EPS Figure 6 9 Typical Cable Wiring Using Flameproof Packing Adapter E Flameproof metal conduit wiring A seal fitting must be installed near the terminal box connection port for a sealed construction Apply a non hardening sealant to the threads of the terminal box connection port flexible metal conduit and seal fitting for waterproofing TE a Hazardous area Gas sealing device Flameproof flexible metal
92. l inductance Li 0 mH Note 3 Installation All wiring shall comply with local installation requirements Refer to the installation diagram Note 4 Maintenance and Repair The instrument modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation is prohibited and will void KEMA Intrinsically safe Certification Note 5 Special Conditions for Safe Use In the case where the enclosure of the Pressure Transmitter is made of aluminium if it is mounted in an area where the use of category 1 G apparatus is required it must be installed such that even in the event of rare incidents ignition sources due to impact and friction sparks are excluded Installation Diagram Hazardous Location lt Nonhazardous Location I Transmitter l ieee S E E E i Safety Barrier 1 O 1 In any safety barriers used the output current must be limited by a resistor R such that Imaxout UZ R F0208 EPS CENELEC ATEX Type of Protection Dust Type of Protection and Marking Code II 1D Maximum Surface Temperature T80 C Tamb 40 to 40 C Tp 80 C T100 C Tamb 40 to 60 C Tp 100 C T120 C Tamb 40 to 80 C Tp 120 C AN WARNING To satisfy IP66 or IP67 apply waterproof glands to the electrical connection port 2 7 IM 01C25B01 01E b CENELEC ATEX KEMA Flameproof Type Caution for CENELEC ATEX KEMA flameproof type Note 1 Model
93. l pressure value specified in order Engineering unit or user scaled value Display mode Linear or Square root is also as specified in order Static Pressure Display Range 0 to 25 MPa for M and H capsule of EJX110A 0 to 16 MPa for L capsule and 0 to 32 MPa for EJX130A Display unit is selectable from the units listed in above Calibration Range Units T0915 EPS For differential pressure transmitters only 2 To specify these items at factory CA or CB option is required 9 27 9 GENERAL SPECIFICATIONS IM 01C25B01 01E REVISION RECORD Title EJX110A EJX120A EJX130A EJX310A EJX430A and EJX440A Differential Pressure and Pressure Transmitters Manual No IM 01C25B01 01E Edition Revised Item Mar 2004 New publication Apr 2004 Revise words and phrases 2 9 3 e Correct Ambient temperature 60 50 4 5 Change the description of rotation angle 8 4 Add Allen wrench nominal 3mm to Table 8 4 1 Feb 2005 Re number figure and table title Add subsection 6 3 5 Add note for Safety Transmitter 1 Add note for Fieldbus communication type 1 1 Add f Modification Modify descriptions and instructions for CSA certification Add NOTE for fieldbus communication type e Correct number in Note 4 10 MINUTES 5 MINUTES Delete WARNING on non incendive power supply Correct number for Electrical data Ci 6 nF 10 nF e Correct label of the switch i
94. lationship is reversed as shown in figure 4 6 be sure this is understood by all After reversing the setting modify the H L label plate to clearly indicate this change IM 01C25B01 01E 4 5 Rotating Transmitter Section The transmitter section can be rotated approximately 360 180 to either direction or 360 to one direction from the original position at shipment depending on the configuration of the instrument It can be fixed at any angle within above range 1 Remove the two setscrews that fasten the transmitter section and capsule assembly using the Allen wrench 2 Rotate the transmitter section slowly and stop it at designated position 3 Tighten the two setscrews to a torque of 1 5 N m A IMPORTANT Do not rotate the transmitter section more than the above limit Vertical impulse piping type Pressure detector section Stopper Rotate 0 to 180 segments Transmitter section Horizontal impulse piping type Transmitter section Rotate 0 to 180 segments Conduit connection Zero adjustment screw Pressure detector section F0407 EPS Figure 4 7 Rotating Transmitter Section Left Side High Pressure Type 4 4 4 INSTALLATION 4 6 Changing the Direction of Integral Indicator A IMPORTANT Always turn OFF power release pressure and remove a transmitter to non hazardous area before disassembling and reassmbling an indicator
95. m approx inch 54 2 13 95 3 74 188 7 40 ES E Integral indicator Bi w gt 0 tional Zero 110 4 33 ai 3 11 optional adjustment T S eeu Conduit connection 0 47 KE Bees d Shrouding bot s o for flame proof type Ej g a N Extenal indicator p 3 Conduit connection ES x e g CN optional e Ground terminal Ko c Ole IG o o e e N e USUS High Low Mounting bracket A pressure pressure optional l Side side 1 3 A Vent plug 2 inch pipe HL j 27 Open o O D 60 5 mm e n Process connector 06 GA J 8lmosphere optional 910 0 39 L 59 129 2 32 5 08 F0916 EPS Universal Flange Installation code U Unit mm approx inch 58 67 Jer 110 4 33 External indicator 2 28 2 64 Conduit connection e Conduit connection adjustment 42 39 optional Integral indicator 0 47 1 54 54 optional I3 2 13 S e 0 24 e E d S 3 ZS Ground terminal KR Electrical connection T for code 5 9 A and D Af Open to atmosphere Drain plug Shrouding bolt 95 Vent plug for flame proof type ie ae 115 4 53 side side gt Process connector Drain plug optional F0917 EPS 1 When Option code K1 K2 K5 or K6 is selected add 15 mm 0 59 inch to
96. made with a resolution of 0 01 of the setting range The degree of zero adjustments varies with the screw turning speed turn the screw slowly to make a fine adjustment quickly to make a rough adjustment When using differential pressure transmitters for level measurement and if you cannot obtain the lower range value from the actual measurement value of 0 refer to subsection 7 2 2 2 7 2 2 Adjusting Zero Point for Gauge Absolute Pressure Transmitters 1 When you can obtain the Low Range Value from the actual measured value of 0 0 kPa atmospheric pressure For pressure measurement using gauge pressure transmitters follow the steps below before performing Zero point adjustment 1 Close the tap valve main valve 2 Loosen the fill plug so that the pressure applied to the transmitter is only the head of the seal liquid Adjust the zero point at this status After the adjustment close the fill plug and then gradually open the tap valve 3 4 Use a slotted screwdriver to turn the zero adjustment screw Turn the screw clockwise to increase the output or counterclockwise to decrease the output The zero point adjustment can be made with a resolution of 0 01 of the setting range Since the degree of the zero adjustment varies with the screw turning speed turn the screw slowly to make a fine adjustment and quickly to make a rough adjustment 7 3 7 OPERATION 2 When you cannot obtain the Low Range Value from
97. matically changes URV to the following value URV previous URV new LRV previous LRV e If the range setting push button and external zero adjustment screw are not touched during a range change operation the transmitter auto matically switches back to the normal operation mode Integral indicator Note Use a thin bar which has a blunt tip e g a hexagonal wrench to press the range setting push button Range setting switch Push button F0707 EPS Figure 7 7 Range setting Switch IM 01C25B01 01E 8 MAINTENANCE 8 MAINTENANCE 8 1 Overview 8 2 Calibration Instruments Se lection A WARNING Table 8 1 lists the instruments that can be used to calibrate a transmitter When selecting an instrument consider the required accuracy level Exercise care when handling these instruments to ensure they maintain the specified accuracy Since the accumulated process fluid may be toxic or otherwise harmful take appropriate care to avoid contact with the body or inhalation of vapors when draining condensate or venting gas from the transmitter pressure detector section and even after dismounting the instru 8 3 Calibration ment from the process line for maintenance Use the procedure below to check instrument operation and accuracy during periodic maintenance or trouble Maintenance of the transmitter is easy due to its shooting modular construction This chapter describes the procedure
98. mber Any diagrams data and other information you can include in your communication will also be helpful The party responsible for the cost of fixing the problem shall be determined by Yokogawa follow ing an investigation conducted by Yokogawa The purchaser shall bear the responsibility for repair costs even during the warranty period if the malfunction is due to Improper and or inadequate maintenance by the purchaser Malfunction or damage due to a failure to handle use or store the instrument in accordance with the design specifications Use of the product in question in a location not conforming to the standards specified by Yokogawa or due to improper maintenance of the installation location Failure or damage due to modification or repair by any party except Yokogawa or an approved representative of Yokogawa Malfunction or damage from improper relocation of the product in question after delivery Reason of force majeure such as fires earthquakes storms floods thunder lightening or other natural disasters or disturbances riots warfare or radioactive contamination 1 3 IM 01C25B01 01E 1 3 ATEX Documentation This is only applicable to the countries in European Union All instruction manuals for ATEX Ex related products are available in English German and French Should you require Ex related instructions in your local language you are to contact your nearest Yokogawa office or represe
99. n Option code K1 K2 K5 or K6 is selected add 15 mm 0 59 inch to the value in the figure F0908 EPS 3 When Option code K1 K2 K5 or K6 is selected add 30 mm 1 18 inch to the value in the figure IM 01C25B01 01E 9 GENERAL SPECIFICATIONS Universal Flange Installation code U Unit mm approx inch External indicator 93 ple 72 gt Conduit connection m 110 4 33 Conduit connection 2 48 2 83 optional 95 3 74 Integral indicator 12 Bs e Lo optional 0 47 1 54 54 X ye 2 13 S e 2 19 a 0 24 E N a Ps e 9 N Ground terminal att E o Electrical connection O ES for code 5 9 A and D H Vent plug O O Drain plug ie Shrouding bolt Drain plug lt gt for flame proof type Vent plug 1 81 High Low pressure pressure 125 4 92 Process connector side side Drain plug optional 1 When Option code K1 K2 K5 or K6 is selected add 30 mm 1 18 inch to the value F0909 EPS 9 17 IM 01C25B01 01E Model EJX130A Vertical Impulse Piping Type Installation code 7 9 GENERAL SPECIFICATIONS Unit mm aprox inch 256 10 1 a 132 5 2 D 197 7 76
100. n the figure N E Y 2 D Add descriptions in Note 2 4 4 1 Add description about process connector in 3 4 6 Add section 4 6 6 3 1 6 3 2 Add limitation note when AL is specified 6 3 4 Add limitation when AL is specified 6 3 5 Add subsection 6 3 5 7 2 1 Add descriptions about zero adjustment 9 1 Add notes for FOUNDATION fieldbus communication type Add capsule code H Add output signal code F and capsule code H Add CSA approvals and note 2 and 3 Add note 3 Add notes for AL and FOUNDATION Fieldbus Sep 2005 1 1 Add model names to the manual coverage 2 3 through 2 8 Add applicable standard and certificate number for each approval 2 11 Change australian reference standard 2 11 Add descriptions for PED 2 12 Add section 2 12 4 1 d Add model name 4 2 Add table 4 1 IM 01C25B01 01E 9 1 through 9 18 8 4 3 Add table for torque Add notes for reassembling EJX130A and EJX440A 8 4 4 9 Add table for torque Add specifications codes and dimensions for EJX130A EJX310Aand EJX440A July 2006 2 8 Change applicable standards for ATEX type n Nov 2007 1 2 9 9 3 9 4 APPENDIX 1 Add model code table Add note for EJX130A Add note for EJX130A Modify dimensions of EJX130A Add EJX130A ADDITIONAL INFORMATION Feb 2008 General 1 1 2 1 2 5 2 6 2 7 2 8 through 2 8 2 9 2 10 9 1 through 9 3 9 5 through 9 10
101. nge 10 1 4 2 7 0 38 1 0 14 40 0 40 80 120 40 32 104 176 248 Process temperature C F F0901 EPS IM 01C25B01 01E 9 GENERAL SPECIFICATIONS Supply amp Load Requirements Optional features EMC Conformity Standards C n200 or approval codes may affect electrical require ments With 24 V DC supply up to a 550 Q load can be used See graph below 172 7 p E105 0 0244 Digital External Communication load range resistance BRAIN and HART E sa sacsee f ti R Q o I 1 1 L 10 5 16 6 25 2 42 Power supply voltage E V DC F0904 EPS Figure 9 2 Relationship Between Power Supply Voltage and External Load Resistance Supply Voltage 10 5 to 42 V DC for general use and flameproof type 10 5 to 32 V DC for lightning protector Option code A 10 5 to 30 V DC for intrinsically safe type n or non incendive type Minimum voltage limited at 16 6 V DC for digital communications BRAIN and HART Load Output signal code D and E 0 to 1290 for operation 250 to 600 Q for digital communication Communication Requirements Safety approvals may affect electrical require ments BRAIN Communication Distance Up to 2 km 1 25 miles when using CEV polyethylene insulated PVC sheathed cables Communication distance varies depending on type of cable used Load Capacitance 0 22 pF or less Load
102. ntative Alle brugervejledninger for produkter relateret til ATEX Ex er tilg ngelige pa engelsk tysk og fransk Skulle De nske yderligere oplysninger om h ndtering af Ex produkter p eget sprog kan De rette henvendelse herom til den n rmeste Yokogawa afdeling eller forhandler Q gt Tutti i manuali operativi di prodotti ATEX contrassegnati con Ex sono disponibili in inglese tedesco e francese Se si desidera ricevere i manuali operativi di prodotti Ex in lingua locale mettersi in contatto con l ufficio Yokogawa pi vicino o con un rappresentante CE Todos los manuales de instrucciones para los productos antiexplosivos de ATEX est n disponibles en ingl s alem n y franc s Si desea solicitar las instrucciones de estos art culos antiexplosivos en su idioma local deber ponerse en contacto con la oficina o el representante de Yokogawa m s cercano D Alle handleidingen voor producten die te maken hebben met ATEX explosiebeveiliging Ex zijn verkrijgbaar in het Engels Duits en Frans Neem indien u aanwijzingen op het gebied van explosiebeveiliging nodig hebt in uw eigen taal contact op met de dichtstbijzijnde vestiging van Yokogawa of met een vertegenwoordiger 1 INTRODUCTION s Kaikkien ATEX Ex tyyppisten tuotteiden k ytt hjeet ovat saatavilla englannin saksan ja ranskankielisin Mik li tarvitsette Ex tyyppisten tuotteiden ohjeita omalla paikallisella kielell nnne ottakaa yhteytt l himp
103. o 0 C22 2 No 0 4 C22 2 No 25 C22 2 No 94 C22 2 No 157 C222 No 213 C22 2 No 1010 1 Intrinsically Safe for Class I Division 1 Groups A B C amp D Class II Division 1 Groups E F amp G Class III Division 1 Nonincendive for Class I Division 2 Groups A B C amp D Class IL Division 2 Groups E F amp G Class III Division 1 2 HANDLING CAUTIONS Enclosure Type 4X Temp Code T4 Amb Temp 50 to 60 C Process Temperature 120 C max For CSA E60079 Applicable Standard CAN CSA E60079 0 CAN CSA E60079 11 CAN CSA E60079 15 IEC 60529 2001 02 Ex ia IIC T4 Ex nL IIC T4 e Ambient Temperature 50 to 60 C Max Process Temp 120 C Enclosure IP66 and IP67 Note 2 Entity Parameters Intrinsically safe ratings are as follows Maximum Input Voltage Vmax Ui 2 30 V Maximum Input Current Imax Ii 200 mA Maximum Input Power Pmax Pi 2 0 9 W Maximum Internal Capacitance Ci 2 10 nF Maximum Internal Inductance Li 0 uH Type n or Nonincendive ratings are as follows Maximum Input Voltage Vmax Ui 2 30 V Maximum Internal Capacitance Ci 10 nF Maximum Internal Inductance Li 0 uH nstallation Requirements Uo Ui Io lt Ii Po lt Pi Co 2 Ci Ccable Lo Li Lcable Voc lt Vmax Isc lt Imax Ca Ci Ccable La Li Lcable Uo Io Po Co Lo Voc Isc Ca and La are parameters of barrier Note 3 Installation n any safety barreir used output cu
104. on code K1 K2 K5 or K6 is selected add 15 mm 0 59 inch to the value F0914 EPS 9 21 IM 01C25B01 01E Model EJX430A 0 Vertical Impulse Piping Type installation code 7 Wetted parts material code S 242 9 53 175 6 89 L 97 129 5 08 3 82 amy ed Mounting bracket A Ag L type optional Bo y amp ntegral indicator A optional eS eoe 5 F N y Ex M gh te S Ox o aj y N oy Ie Process connector 7 Conduit connection Zero adjustment 9 GENERAL SPECIFICATIONS Unit External indicator Conduit connection optional 978 3 07 amp Electrical connection 110 4 33 g for code 5 9 A and D 12 39 Ee 0 47 1 54 PEE S mm approx inch 2 inch pipe O D 60 5 mm Vent Drain plugs Open to atmosphere 910 0 39 High Low optional Shrouding bolt Ground terminal pressure 1 06 pressure for flame proof type SC side Horizontal Impulse Piping Type Installation code 9 Wetted parts material code S External indicator 89 3 50 67 Conduit Zero 110 4 33 Conduit connection g 2 64 connection adjustment 42 39 optional 95 3 74 Integral indicator 0 an Hisl E optional F a 54 b AS Shrouding bolt S 2 13 ei for flame proof type SR 0 24 5 ae N e
105. on the right side 2 When Option code K1 K2 K5 or K6 is selected add 15 mm 0 59 inch to the value in the figure 8 When Option code K1 K2 K5 or K6 is selected add 30 mm 1 18 inch to the value in the figure F0910 EPS IM 01C25B01 01E 9 GENERAL SPECIFICATIONS Universal Flange Installation code U Unit mm approx inch 85 3 35 93 3 66 Zero 110 4 33 Le pat 4 even nee Conduit connection adjustment Conduit connection optional 95 3 74 ee ae 54 6 2 13 0 24 Electrical connection for code 5 9 A and D Drain plug Vent plug Y Integral indicator optional Ground terminal 143 5 63 159 6 26 Shrouding bolt for flame proof type High pressure pressure 168 6 61 side Process connector optional Drain plug 1 When Option code K1 K2 K5 or K6 is selected add 30 mm 1 18 inch to the value F0911 EPS 9 19 IM 01C25B01 01E Model EJX310A Vertical Impulse Piping Type Installation code 7 242 9 53 175 6 89 L 27 129 5 08 3 82 ege T eg Mounting bracket A Er L type optional ae Ta Integral indicator S optional SIS SES i i F EN Y CO sh A 2 l gje S ell Y yor UTE Process connector optional Shrouding bolt for flame proof type
106. onal code u1 9 K1 K2 K5 and K6 130 mm Material 316SST 130 Pa abs calibration Minimum input puressure at calibration testing 130 Pa abs 1 mmHg abs S1 Failure alarm down scale Output status at CPU failure and hardware error is 5 c1 3 2mA DC or less Output limits NAMUR NE43 Compliant Failure alarm down scale Output status at CPU 2 and failure operation 4 Output signal limits a mA to failure and hardware error is 5 3 2 mA DC or less 20 5 mA Failure alarm up scale Output status at CPU C3 failure and hardware error is 11096 21 6 mA or more Without drain and vent plugs N1 N1 and Process connection based on IEC61518 with female thread on both sides of N2 Body option 5 cover flange with blind kidney flanges on back N2 and Material certificate for cover flange diaphragm capsule body and blind kidney N3 flange Stainless steel tag plate 304SST tag plate wired onto transmitter N4 Data configuration at factory 6 Data configuration for HART communication type Software damping Descriptor Message CA Data configuration for BRAIN communication type Software damping CB PED 97 23 EC European Pressure Directive PE3 Category Ill Module H Type of Equipment Pressure Accessory Vessel Type of Fluid Liquid and gas Group of Fluid 1 and 2 1 Applicable for Wetted parts material code S H M and T 2 The unit of MWP Max working pressure on the name plate of the housing is the same unit as
107. onnect piping as appropriate for the measurement purpose Is zero point NO adjusted correctly YES Adjust the zero point Contact Yokogawa service personnel F0808 EPS IM 01C25B01 01E Large output error Connect a communicator and check self diagnostics Does the self diagnostic indicate problem location YES NO Refer to error message summary in each communication manual to take actions Are valves opened or NO closed correctly YES Fully close equalizing valve and fully open high pressure and low pressure valves NO Is impulse piping connected correctly YES Refer to individual model user manuals and connect piping as appropriate for the measurement purpose Are power supply NO voltage and load resistance correct YES Refer to Section 6 6 for rated voltage and load resistance Is transmitter installed where there is marked variation in temperature YES Provide lagging and or cooling or allow adequate ventilation NO Were appropriate NO instruments used for calibration YES Refer to Section 8 2 when selecting instruments for calibration NO Is output adjusted correctly Adjust the output Contact Yokogawa service personnel F0809 EPS 8 8 8 MAINTENANCE IM 01C25B01 01E 8 5 3 Alarms and Countermeasures Table 8 1 Alarm Message Summary 8 MAINTENANCE
108. or gasket replacement See figure 8 5 a Loosen the two bolts and remove the process connectors b Replace the process connector gaskets c Remount the process connectors Tighten the bolts securely and uniformly to a torque shown below and verify that there are no pressure leaks 8 5 IM 01C25B01 01E EJX110A EJX120A EJX440A Model EJX130A EJX310A EJX430A C capsule D capsule Torque N m 49 to 59 kgf m 39 to 49 4 to 5 5 to 6 T0805 EPS Bolt Process connector GH mt Process connector gasket EU Q F0805 EPS Figure 8 5 Removing and Mounting the Process Connector 8 MAINTENANCE 8 5 Troubleshooting If any abnormality appears in the measured values use the troubleshooting flow chart below to isolate and remedy the problem Since some problems have complex causes these flow charts may not identify all If you have difficulty isolating or correcting a problem contact Yokogawa service personnel 8 5 1 Basic Troubleshooting First determine whether the process variable is actually abnormal or a problem exists in the measurement system If the problem is in the measurement system isolate the problem and decide what corrective action to take This transmitter is equipped with a self diagnostic function which will be useful in troubleshooting and the transmitter equipped with an integral indicator will show an alarm code as a result of self diagnosis See
109. ounting flat type for horizontal piping 316 SST 2 inch pipe mounting L type for vertical piping 316 SST 2 inch pipe mounting for bottom process connection type None Optional Codes Optional specification T0906 EPS The yx marks indicate the most typical selection for each specification Users must consider the characteristics of selected wetted parts material and influence of process fluids Specifying inappropriate materials has the potential to cause serious damage to human body and plant facilities resulted from an unexpected leak of the corrosive process fluids Table Wetted Parts Materials Id hole tal r Capsule Capsule gasket Drain Vent plug S ASTM CF 8M Hastelloy C 276 Diaphragm Teflon coated 316L SST 316 SST 316L SST Others PTFE for EJX120A H ASTM CF 8M Hastelloy C 276 PTFE Teflon 316 SST M ASTM CF 8M Monel PTFE Teflon 316 SST T ASTM CF 8M Tantalum PTFE Teflon 316 SST A Hastelloy C 276 equivalent Hastelloy C 276 PTFE Teflon Hastelloy C 276 D Hastelloy C 276 equivalent Tantalum PTFE Teflon Hastelloy C 276 B Monel equivalent Monel PTFE Teflon Monel T0907 EPS The marks indicate the construction materials conform to NACE material recommendations per MRO1 75 For the use of 316 SST material there may be certain limitations for pressure and temperature Please refer to NACE standards for details 9 4 IM 01C
110. ounting for bottom process connction Je 316 SST 2 inch pipe mounting flat type for horizontal piping K 316 SST 2 inch pipe mounting L type for vertical piping M 316 SST 2 inch pipe mounting for bottom process connction Nee None Optional code L Optional specification T0909 EPS The yx marks indicate the most typical selection for each specification Users must consider the characteristics of selected wetted parts material and influence of process fluids Specifying inappropriate materials has the potential to cause serious damage to human body and plant facilities resulted from an unexpected leak of the corrosive process fluids 9 7 IM 01C25B01 01E MODEL EJX430A 9 GENERAL SPECIFICATIONS Model Suffix Codes Description EJX430A Gauge pressure transmitter Output Signal 4 to 20 mA DC with digital communication BRAIN protocol 4 to 20 mA DC with digital communication HART protocol Digital communication FOUNDATION Fieldbus protocol refer to GS 01C25T02 01E Measurement span capsule 2 5 to 500 kPa 10 to 2000 inH2O 0 0175 to 3 5 MPa 2 5 to 500 psi 0 08 to 16 MPa 12 to 2300 psi Wetted parts material Refer to Table Wetted Parts Materials on page 9 4 Process connections I acr aoro atro EWEN without process connector Rc1 4 female on the cover flanges with Rc1 4 female process connector wi
111. own for a vertical impulse piping connection configura tion in which the direction of connection is either upwards or downwards If the impulse line is long bracing or supports should be provided to prevent vibration The impulse piping material used must be compat ible with the process pressure temperature and other conditions A variety of process pressure tap valves main valves are available according to the type of connection flanged screwed welded construction globe gate or ball valve temperature and pressure Select the type of valve most appropriate for the application Liguid Gas Steam a joules DES pot wy valve _ Union or flange Tee 3 valve manifold Drain ee valve Drain plug F0505 EPS Figure 5 5 Impulse Piping Connection Examples for Differential Pressure Transmitters 5 4 5 INSTALLING IMPULSE PIPING Gas Steam Liquid Tap valve aS Union or flange T Union or flange Drain plug Drain valve Tap valve Union or flange Tee Tee Tee Union or flange Tap valve Drain valve Drain valve Drain plug Drain plug F0506 EPS Figure 5 6 Impulse Piping Connection Examples for Gauge absolute Pressure Transmitters IM 01C25B01 01E 6 WIRING 6 WIRING 6 1 Wiring Precautions A IMPORTANT Lay wiring as far as possible from electrical noise sources such as large capacity transform ers motors
112. ressure taps 3 Impulse Piping Slope The impulse piping must be routed with only an upward or downward slope Even for horizontal routing the impulse piping should have a slope of at least 1 10 to prevent condensate or gases from accumulating in the pipes 4 Temperature Difference Between Impulse Lines for differential pressure transmit ters If there is a temperature difference between the high and low impulse lines the density difference of the fluids in the two lines will cause an error in the measurement pressure When measuring flow impulse lines must be routed together so that there is no temperature difference between them 5 Condensate Pots for Steam Flow Measure ment for differential pressure transmitters If the liquid in the impulse piping repeatedly condenses or vaporizes as a result of changes in the ambient or process temperature this will cause a difference in the fluid head between the high pressure and low pressure sides To prevent measurement errors due to these head differences condensate pots are used when measuring steam flow 5 3 5 INSTALLING IMPULSE PIPING 6 Preventing Wind Speed Effects in Very Low Differential Pressure Measurement for differential pressure transmitters A IMPORTANT When using a differential pressure transmitter to measure very low pressures draft pressure the low pressure connection port is left open to atmospheric pressure the reference pressure Any w
113. revisions will not cause difficulty to the user from a functional or performance standpoint Yokogawa assumes no responsibilities for this product except as stated in the warranty If the customer or any third party is harmed by the use of this product Yokogawa assumes no responsi bility for any such harm owing to any defects in the product which were not predictable or for any indirect damages The following safety symbols are used in this manual IM 01C25B01 01E AN WARNING Indicates a potentially hazardous situation which if not avoided could result in death or serious injury AN CAUTION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury It may also be used to alert against unsafe practices A IMPORTANT Indicates that operating the hardware or software in this manner may damage it or lead to system failure Ay NOTE Draws attention to information essential for understanding the operation and features Soe Direct current 1 INTRODUCTION 1 1 Safe Use of This Product For the safety of the operator and to protect the instrument and the system please be sure to follow this manual s safety instructions when handling this instrument If these instructions are not heeded the protection provided by this instrument may be im paired In this case Yokogawa cannot guarantee that the instrument can be safely operated Please pay special
114. rouding bolt under the edge of each cover is used to lock the cover When the shrouding bolt is driven counterclockwise with an Allen wrench the bolt rotates upward and locks the cover See section 8 4 After locking the covers confirm that they are secure and cannot be opened by hand Tighten the zero adjustment cover mounting Screw to secure the cover IM 01C25B01 01E Tighten the zero adjustment cover mounting screw to secure the cover 7 4 Shutting Down the Transmitter Shut down the transmitter as follows Steps 2 and 3 are specific to the differential pressure transmitters 1 Turn off the power 2 Close the low pressure stop valve 3 Open the equalizing valve 4 Close the high pressure stop valve 5 Close the high pressure and low pressure tap valves A NOTE Whenever shutting down the transmitter for a long period remove any process fluid that is in the transmitter pressure detector section The equalizing valve must be left OPEN 7 5 Venting or Draining Transmit ter Pressure detector Section Since this transmitter is designed to be self draining and self venting with vertical impulse piping connec tions neither draining nor venting will be required if the impulse piping is configured appropriately for self draining or self venting operation If condensate or gas collects in the transmitter pressure detector section the measured pressure may be in error If it is not possible to
115. rrent must be limited by a resistor R such that Io Uo R or Isc Voc R The safety barrier must be CSA certified Input voltage of the safety barrier must be less than 250 Vrms Vdc Installation should be in accordance with Canadian Electrical Code Part I and Local Electrical Code Dust tight conduit seal must be used when installed in Class II and III environments The instrument modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation and Yokogawa Corporation of America is prohibited and will void Canadian Standards Intrinsically safe and nonincendive Certification IM 01C25B01 01E Intrinsically Safe Hazardous Location gt Nonhazardous Location Group IIC Zone 0 Class I Il Ill Division 1 I i Groups A B C D E F G l General i I EJX Series Pressure Purpose Transmitters Safety Barrier Equipment LOO 1 X oot 4 1 i T e BR F0204 1 EPS Nonincendive Hazardous Location Nonhazardous Location Group IIC Zone 2 Class Il Division 2 Groups A B C D E F G CSA Certified Class Ill Division 1 Equipment EJX Series Pressure nL or nonincendive Transmitters Not Use Safety Barrier F0204 2 EPS b CSA Explosionproof Type Caution for CSA explosionproof type Note 1 Model EJX series pressure transmitters with optional code CF1 are applicable for use in hazardous locations Certificate 2014354
116. s class Accuracy 0 03 of rdg 6 digits for 0 to 130 kPa abs Model 7674 pneumatic pressure standard for 200 kPa 2 kgf cm 25 kPa 2500 mmH O Requires air pressure Accuracy 0 05 of F S supply Pressure generator Dead weight gauge tester 25 kPa 2500mmH O Select the one having a Accuracy 0 03 of setting pressure range close to that of the transmitter Model 6919 pressure regulator pressure pump Prepare the vacuum pump Pressure Source Pressure range 0 to 133 kPa 1000 mmHg for negative pressure ranges T0801 EPS Note The above table contains the instruments capable of performing calibration to the 0 2 level Since special maintenance and management procedures involving traceability of each instrument to higher level standards are required for calibration to the 0 1 or higher level there may be difficulties in calibration to this level in the field For calibration to the 0 1 level contact Yokogawa representatives from which the instrument was purchased or the nearest Yokogawa office Supply pressure Pressure source Using pressure Using pressure generator Source with manometer P Pressure generator Model M1220 precision digital manometer Low pressure side Reference pressure LOW pressure side open to atmosphere open to atmosphere IN INI High pressure side Reference pressure II High pressure side torre DO sr Power supply
117. s for calibration adjustment and the disas sembly and reassembly procedures required for component replacement 1 Connect the instruments as shown in figure 8 1 and warm up the instruments for at least five minutes Transmitters are precision instruments Please carefully A IMPORTANT and thoroughly read the following sections for informa tion on how to properly handle them while performing maintenance To adjust the transmitter for highest accuracy make adjustments with the power supply voltage and load resistance including leadwire resistances set close to the conditions under which the transmitter is installed IMPORTANT e If the measurement range 0 point is O kPa or As a rule maintenance of this transmitter shifted in the positive direction suppressed should be done in a shop that has all the zero the reference pressure should be applied necessary tools as shown in the figure The CPU assembly contains sensitive parts If the measurement range 0 point is shifted in that can be damaged by static electricity the negative direction elevated zero the Take precautions such as using a grounded reference pressure should be applied using a wrist strap when handling electronic parts or vacuum pump touching the board circuit patterns Also be sure to place the removed CPU assembly into i m f 2 Apply reference pressures of 0 50 and 100 of a bag with an antistatic coating the measurement range to the transmitt
118. sen the vent screw the gas escpes in the direction of the arrow F0706 EPS Figure 7 6 Venting the Transmitter IM 01C25B01 01E 7 6 Setting the Range Using the Range setting Switch AN WARNING The range setting switch must not be used in the hazardous area When it is necessary to use the switch operate it in a non hazardous location When pressure is applied to the transmitter the low and high limit values for the measurement range LRV and URV can be changed re ranged using the range setting switch push button located on the optional integral indicator plate and the external zero adjustment screw This procedure does not require use of the communicator However changes in the scale range and engineering unit display settings for the integral indicator require use of the communicator Follow the procedure below to change the LRV and URV settings Example Rerange LRV to 0 and URV to 3 MPa 1 Connect the transmitter and apparatus as shown in Figure 8 1 and warm it up for at least five minutes 2 Press the range setting push button The integral indicator then displays LRV SET 3 Apply a pressure of 0 kPa atmospheric pressure to the transmitter 4 Turn the external zero adjustment screw in the desired direction The integral indicator displays the output signal in 96 oe 2 5 Adjust the output signal to 0 1 V DC by rotating the external zero adjustment screw Doing so comple
119. ssembly and the capsule 2 Connect the output terminal cable with brown connector A NOTE Make certain that the cables do not get pinched between the case and the edge of the CPU assembly 3 Align and engage the zero adjustment screw pin with the groove on the bracket on the CPU assem bly Then insert the CPU board assembly straight onto the post in the amplifier case 4 Tighten the two bosses If the transmitter is equipped with an integral indicator refer to subsec tion 8 4 1 to mount the indicator 8 MAINTENANCE A NOTE Confirm that the zero adjustment screw pin is placed properly in the groove on the bracket prior to tightening the two bosses If it is not the zero adjustment mechanism will be damaged 5 Replace the cover 8 4 3 Cleaning and Replacing the Capsule Assembly This subsection describes the procedures for cleaning and replacing the capsule assembly See figure 8 4 AN CAUTION Cautions for Flameproof Type Transmitters Users are prohibited by law from modifying the construction of a flameproof type transmitter If you wish to replace the capsule assembly with one of a different measurement range contact Yokogawa The user is permitted however to replace a capsule assembly with another of the same measurement range When doing so be sure to observe the following The replacement capsule assembly must have the same part number as the one being re placed The sec
120. t blind plugs Gore sensore M20 female two electrical connections without blind plugs LP G1 2 female two electrical connections and a blind plug diss Ed wm 1 2 NPT female two electrical connections and a blind plug CG BEEN M20 female two electrical connections and a blind plug EE G1 2 female two electrical connections and a 316 SST blind plug Qeon RE 1 2 NPT female two electrical connections and a 316 SST blind plug D A8 M20 female two electrical connections and a 316 SST blind plug Integral indicator D Rem Digital indicator E senes Digital indicator with the range setting switch WW Neesyejes None 304 SST 2 inch pipe mounting flat type for horizontal piping 304 SST 2 inch pipe mounting L type for vertical piping 316 SST 2 inch pipe mounting flat type for horizontal piping 316 SST 2 inch pipe mounting L type for vertical piping None Optional code Optional specifications T0908 EPS The yx marks indicate the most typical selection for each specification 1 Users must consider the characteristics of selected wetted parts material and influence of process fluids Specifying inappropriate materials has the potential to cause serious damage to human body and plant facilities resulted from an unexpected leak of the corrosive process fluids Table Wetted Parts Materials for EJX130A bad Asta cab Cover flange Process connector Capsule Capsule gasket Drain Vent
121. tal indicator Esceeevs Digital indicator with the range setting switch te Ne None Mounting bracket Bee 304 SST 2 inch pipe mounting flat type for horizontal piping D 304 SST 2 inch pipe mounting L type for vertical piping Joe 316 SST 2 inch pipe mounting flat type for horizontal piping K 316 SST 2 inch pipe mounting L type for vertical piping Nee None Optional code L Optional specification TO911 EPS The yx marks indicate the most typical selection for each specification Users must consider the characteristics of selected wetted parts material and influence of process fluids Specifying inappropriate materials has the potential to cause serious damage to human body and plant facilities resulted from an unexpected leak of the corrosive process fluids 2 Lower limit of ambient and process temperature is 15 C for capsule code C 3 Specify the process connections code 3 or 4 when using the process connector for D capsule Without the process connector use the 1 4 NPT male piping to directly connect to the cover flange Table Wetted Parts Materials for EJX440A Wetted parts material code Cover flange Process connector Capsule Capsule gasket Drain Vent plug ASTM CF 8M C capsule Hastelloy C 276 Diaphragm S 316 SST 316L SST D capsule 316L SST Others Teflon coated 316L SST 316 SST MO3E EPS Cast version of 316 SST Equivalent to SCS14A
122. terizer Write protection To confirm or change the values see IM 01C25T0O1 OLE or 01C25T03 01E 7 2 Zero Point Adjustment After completing preparations for operating the transmitter adjust the zero point Zero point adjustment can be done by turning the transmitter s zero adjustment screw or by using the communicator This section describes the procedure for the zero adjustment screw For the communicator procedure see the communication manual A IMPORTANT Do not turn off the power to the transmitter immediately after performing a zero point adjust ment Powering off within 30 seconds of per forming this procedure will return the zero point to its previous setting A NOTE Before performing this adjustment make sure that the external zero adjustment function has NOT been disabled by a parameter setting To check the output signal use a digital multimeter calibrator or communicator IM 01C25B01 01E 7 2 1 Adjusting Zero Point for Differential Pressure Transmitters Before adjusting zero point make sure that the equaliz ing valve is open Zero adjustment Screw cover F0704 EPS Figure 7 4 External Zero Adjustment Screw The zero adjustment screw is located inside the cover Use a slotted screwdriver to turn the zero adjustment screw Equalize the transmitter then turn the screw clockwise to increase the output or counterclockwise to decrease the output The zero point adjustment can be
123. tes the LRV setting 6 Press the range setting push button The integral indicator then displays URV SET 7 Apply a pressure of 3 MPa to the transmitter oe 5 8 Turn the external zero adjustment screw in the desired direction The integral indicator displays the output signal in 96 oe 2 9 Adjust the output signal to 10096 5 V DC by rotating the external zero adjustment screw Doing so completes the URV setting 10 Press the range setting push button The transmitter then switches back to the normal operation mode with the measurement range of 0 to 3 MPa 7 5 7 OPERATION Note 1 Wait until the pressure inside the pressure detector section has stabilized before proceeding to the next step Note 2 If the pressure applied to the transmitter exceeds the previous LRV or URV the integral indicator may display error number AL 30 In this case the output signal percent and AL 30 are displayed alternately every two seconds Although AL 30 is displayed you may proceed to the next step However should any other error number be displayed take the appropriate measure in reference to Errors and Countermeasures in each communication manual A IMPORTANT Do not turn off the power to the transmitter immediately after completion of the change in the LRV and or URV setting s Note that powering off within thirty seconds after setting will cause a return to the previous settings Changing LRV auto
124. th Rc1 2 female process connector with 1 4 NPT female process connector with 1 2 NPT female process connector without process connector 1 4 NPT female on the cover flanges Bolts and nuts material ASTM B7M carbon steel 316SST ISO A4 70 stainless steel ASTM grade 660 stainless steel Installation Vertical piping right side high pressure and process connection down side Vertical piping left side high pressure and process connection down side Horizontal piping and right side high pressure Horizontal piping and left side high pressure Bottom Process Connection left side high pressure Universal flange Amplifier housing Cast alluminum alloy ASTM CF 8M Stainless Steel Electrical connection D esse ees G1 2 female one electrical connection without blind plugs 1 2 NPT female two electrical connections without blind plugs M20 female two electrical connections without blind plugs G1 2 female two electrical connections and a blind plug 1 2 NPT female two electrical connections and a blind plug M20 female two electrical connections and a blind plug G1 2 female two electrical connections and a 316 SST blind plug 1 2 NPT female two electrical connections and a 316 SST blind plug M20 female two electrical connections and a 316 SST blind plug Integral indicator Digital indicator Digital indicator with the range setting switch None Mounting bracket 304 SST 2 inch pipe mounting
125. tion refer to Appendix A in either IM 01C25T01 01E for the HART protocol or IM 01C25T03 01E for the BRAIN protocol iii IM 01C25B01 01E 1 INTRODUCTION 1 INTRODUCTION Thank you for purchasing the DPharp EJX Differential Pressure and pressure transmitter Your EJX Pressure Transmitter was precisely cali brated at the factory before shipment To ensure both safety and efficiency please read this manual carefully before you operate the instrument A NOTE This manual describes the hardware configura tions of EJX series transmitters For information on the software configuration and operation please refer to either IM 01C25T03 01E for the EJX series BRAIN communication type or IM 01C25T01 01E for the EJX series HART communication type For FOUNDATION Fieldbus protocol type please refer to IM 01C25T02 01E To ensure correct use of this instrument read both the hardware and software manuals thor oughly before use AN WARNING When using the EJX in a Safety Instrumented Systems SIS application refer to Appendix A in either IM 01C25T01 01E for the HART protocol or IM 01C25T03 01E for the BRAIN protocol The instructions and procedures in this section must be strictly followed in order to maintain the transmitter for this safety level A NOTE This manual covers the EJX110A EJX120A and EJX130A differential pressure transmitter EJX430A and EJX440A gauge pressure trans mitter and EJX310A
126. tion connecting the transmitter and capsule assembly is a critical element in preservation of flameproof performance and must be checked to verify that it is free of dents scratches and other defects After completing maintenance be sure to securely tighten the setscrews that fasten the transmitter section and pressure detector section together 8 4 IM 01C25B01 01E E Removing the Capsule Assembly A IMPORTANT Exercise care as follows when cleaning the capsule assembly Handle the capsule assembly with care and be especially careful not to damage or distort the diaphragms that contact the process fluid Do not use a chlorinated or acidic solution for cleaning Rinse thoroughly with clean water after clean ing 1 Remove the CPU assembly as shown in subsection 8 4 2 2 Remove the two setscrews that connect the transmitter section and pressure detector section 3 Remove the hexagon head screw and the stopper 4 Separate the transmitter section and pressure detector section 5 Remove the nuts from the four flange bolts 6 While supporting the capsule assembly with one hand remove the cover flange 7 Remove the capsule assembly 8 Clean the capsule assembly or replace with a new one E Reassembling the Capsule Assembly 1 Insert the capsule assembly between the flange bolts paying close attention to the relative positions of the H high pressure side and L low pressure side marks on th
127. to 160 bar 0 to 160 kgf cm TO903 EPS EJX430A Eed MPa psi D1 bar D3 kgf cm2 D4 p Span 2 510 500 kPa 10to2000inH O 0 025to5 0 025 to 5 Range 100 to 500 kPa 400 to 2000 inH 0 1t05 1105 A Span 0 0175 to 3 5 2 5 to 500 0 175 to 35 0 175 to 35 Range 0 1 to 3 5 15 to 500 1 to 35 1 to 35 B Span 0 08 to 16 12 to 2300 0 8 to 160 0 8 to 160 Range 0 1 to 16 14 7 to 2300 1 to 160 1 to 160 T0904 EPS EJX440A poses ud MPa psi D1 bar D3 kgf om2 D4 c Span 0 25 to 32 36 to 4500 2 5 to 320 2 5 to 320 Range 0 1 to 32 14 5 to 4500 1 to 320 1 to 320 D Span 0 25 to 50 36 to 7200 2 5 to 500 2 5 to 500 Range 0 1 to 50 14 5 to 7200 1 to 500 1 to 500 TO905 EPS Output Two wire 4 to 20 mA DC output with digital communica tions linear or square root programmable BRAIN or HART FSK protocol are superimposed on the 4 to 20 mA signal Output range 3 6 mA to 21 6 mA Output limits conform to NAMUR NE43 can be pre set by option C2 or C3 Failure Alarm Output status at CPU failure and hardware error Up scale 110 21 6 mA DC or more standard Down scale 5 3 2 mA DC or less Note Applicable for Output signal code D and E Damping Time Constant 1st order Amplifier damping time constant is adjustable from 0 to 100 00 seconds and added to response time Note For BRAIN protocol type when amplifier damping is set to less than 0
128. to remove the two setscrews at the joint between the pressure detector section and transmitter section 2 Leaving the transmitter section in position rotate the pressure detector section 180 3 Tighten the two setscrews to fix the pressure detector section and transmitter section together at a torque of 1 5 N m Reposition the process connector and drain vent plugs to the opposite side as described in subsection 4 3 Process connector 8 Setscrew Before After rotating 180 F0405 EPS Figure 4 5 Before and After Modification 4 INSTALLATION 4 4 2 Using the Communicator This method is applicable only to the Model EJX110A EJX120A and EJX130A With a communicator you can change which process connection is used as the high pressure side without mechanically rotating the pressure detector section 180 as described in subsection 4 4 1 To change call parameter D15 H L SWAP for BRAIN Communica tion or H L swap for HART Communication and select REVERSE right side low pressure left side high pressure or select NORMAL to change back to normal right side high pressure left side low pressure NORMAL REVERSE F0406 EPS Figure 4 6 Input Output Relationship A IMPORTANT Since the H L label plate on the capsule assem bly will remain unchanged use this function only when you cannot switch the impulse piping If the H L SWAP parameter setting is changed the input output re
129. ure 3 When Option code K1 K2 K5 or K6 is selected add 30 mm 1 18 inch to the value in the figure F0905_1 EPS 9 13 IM 01C25B01 01E 9 GENERAL SPECIFICATIONS Unit mm approx inch Vertical Impulse Piping Type Installation code 7 Wetted parts material code H M T A D B 256 10 10 a Electrical connection 110 4 33 194 7 64 g for code 5 9 A and D Do L of 1496 63 L LENIN ge 3 82 ixl 047 034 O D 60 5 mm EUN i a o D 60 YE s Vent Drain plugs es Mounting bracket External indicator E youl L type optional Conduit connection optional o amp Integral indicator o af x S optional O N 3 9 S ES I S ee v ola Pe Pei x a je E Y RY Conduit connection Ni Process connector Zero adjustment High bus Low i ressure ressure optional Shrouding bolt Edo Ges for flame proof type Ground terminal Horizontal Impulse Piping Type Installation code 9 Wetted parts material code H M T A D B External indicator Conduit connection Conduit connection 94 3 70 72 2 83 Zero 95 3 75 Integral indicator adjustment optional Shrouding bolt for flame proof type Ground terminal 110 4 33 9 4 _ 39 0 35 1 54 A 978 3
130. ure side Zell Ball head QD lock nut 50 mm 2 inch pipe Process connector bolts F0502 EPS Figure 5 2 3 Valve Manifold Pipe Mounting Type B Direct Mounting Type 3 Valve Manifold Figure 5 3 1 Mount the 3 valve manifold on the transmitter When mounting use the two gaskets and the four bolts provided with the 3 valve manifold Tighten the bolts evenly 2 Mount the process connectors and gaskets on the top of the 3 valve manifold the side on which the impulse piping will be connected Bolts Impulse ipin Bici Stop valve piping connector e Equalizing _ j manifold i valve 1 N Sb CH SCH Gasket Z y Bolts Process Stop valve 3 valve connector manifold F0503 EPS Figure 5 3 3 Valve Manifold Direct Mounting Type 5 INSTALLING IMPULSE PIPING A NOTE After completing the connection of the transmit ter and 3 valve manifold be sure to CLOSE the low pressure and high pressure stop valves OPEN the equalizing valve and leave the manifold with the equalizing valve OPEN You must do this in order to avoid overloading the transmitter from either the high or the low pressure side when beginning operation This instruction must also be followed as part of the startup procedure chapter 7 5 1 2 Routing the Impulse Piping 1 Process Pressure Tap Angles If condensate gas sediment or other extraneous material in the process piping gets into the impulse piping pressure me
131. y the maintenance procedures described in this manual If you require further assistance please contact the nearest Yokogawa office Care should be taken to prevent the build up of dust or other materials on the display glass and the name plate To clean these surfaces use a soft dry cloth e Explosion Protected Type Instrument Users of explosion proof instruments should refer first to section 2 9 Installation of an Explosion Protected Instrument of this manual The use of this instrument is restricted to those who have received appropriate training in the device Take care not to create sparks when accessing the instrument or peripheral devices in a hazardous location f Modification Yokogawa will not be liable for malfunctions or damage resulting from any modification made to this instrument by the customer 1 INTRODUCTION 1 2 Warranty The warranty shall cover the period noted on the quotation presented to the purchaser at the time of purchase Problems occurring during the warranty period shall basically be repaired free of charge f any problems are experienced with this instru ment the customer should contact the Yokogawa representative from which this instrument was purchased or the nearest Yokogawa office fa problem arises with this instrument please inform us of the nature of the problem and the circumstances under which it developed including the model specification and serial nu

User's Manual EJX110A, EJX120A, EJX130A, EJX310A

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