User`s manual Dosing- Controller DC 155
Contents
1. 2 4 CLES PSUPPLESSLOM serieek aan e aes e bus seuss eaaa AEA eae a EAE ea AE aa Ea a aeaea E Eana Eana a aaaea 2 5 Temperature compensation requires Pt100 option essrsensesnensesnensesnnnsonsennnnsennnesennsnonsennnnsonnnenensnnsonne nennen 2 6 Process monitoring as er ea toe Binden 2 6 1 Broken wire monitoring 2 6 2 Flow Mmonit ni ia 2 7 S fely un Ai 2 7 1 Code Words iia ia 2 7 2 Key lock iii Aa AEE aaa 2 8 Remote control bus COUPliN8 cooocnccnoonnonocononocnnnnnnncnncnncononacnnconcrnnonccnno 2 8 1 Remote control via dial puts A AA aa 2 8 2 ETY interface nd protocol print Option il er AA aoe venir aera 2 8 3 Modbus Option Lido ii a 2 9 Calibrated version batch result print out 2 9 1 Supply and interface module VI156 X 1 X 2 9 2 Calibrated sensor setting for redundant sensor wire ueseesensessennenesnessensenenneneennnsennennennnnnenenensonnensesnennennnnenonnensensensennenenanan 2 9 3 ACA areas edited ds diiniita ETA 2 9 4 Central printer for several batch control stations 2 9 5 Additional Settings on DC155 c ncocciccicnicicnnanononanoncnncnononnnononnnononnonnrannncnnnns 2 10 Scale signal amplifier CONNECtiON oooncnncnonicnonononocanoncnnconcnn cono nonanccnno 2 10 1 Connection WV Ll Tinas E 2 10 2 Scale menu manual settings Ber 2 10 3 Scale calibration mii rise da dsc 3 INSTALLATION AND CONNECTION scscssscsscsscsscsscsssssssssnsssssscscsscssescsssnessssn2. 41 Email info goennheimer de Page 14 2 Introduction DC155 DC155 e After writing a new preset into the registers 40002 and 40003 the DC155 will take the new preset at the next dosing process not to the running dosing process b Functions The DC155 supports the Modbus functions below Function number Function 3 Read Holding Registers 6 Preset Single Register 16 Preset Multiple Registers a Hardware The DC155 uses Modbus RTU 9600 Baud supports TTY only The parity can be set to even odd or inac tive 2 9 Calibrated version batch result print out The calibrated batch system contents 1 Batch controller DC155 X X X X 4 X X Supply and interface module V1156 X 1 X Calibrated sensor 2 3 4 Actor 5 Calibrated printer interface protocol according DIN 66258 2 9 1 Supply and interface module VI156 X 1 X The Supply and interface module VI156 X 1 X is an Ex interface module with 3 digital working inputs 2 digital working outputs and serial interface It works in hazardous area zone 1 with the DC155 Besides the VI156 feeds the DC155 with Ex 1 Energy 2 9 2 Calibrated sensor setting for redundant sensor wire A calibrated batch process needs a calibrated sensor If this sensor has terminals for 2 pulse outputs signals so connect both to the DC155 Please configure the redundant sensor input in the Input menu of the DC155 for accurate working The DC155 will show Sensor fail
3. Activates configuration reset any parameter ess DC155 is set to ex works values 3 While menu input Cursor shift right SET key In operation Sets the preset value 2 Else None INFO key In operation Toggle between High level status view of the dosing process and direct input output view 2 While menu input The figure 0 ENTER key In operation Starts structure and parameter menu Code word is necessary e Ane input Confirms input return to upper category Figure keys In operation No function Gonnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 4 manual Page 25 2 While running menu 3 While figure input Select menu item X Choosing the figure X 4 3 Parameter input and Configuration It is not necessary to read the following section if you want to go ahead quickly The configuration of the DC155 is divided into 3 categories This structure is shown in chapter 3 4 This table is mentioned as a survey See Chapter 2 for details NB If you start the parameter or the structure menu category while ei a batch process is running so the batch process will be broke immediately the valves close the actual value is reset to 0 Press the ENTER key to start parameter input The ex works code word is 0003 Confirm the code word input with the ENTER key to enter main menu Main menu 0 Language L Sia ee 2 Parameter 3
4. kreise H chstwerte U l 60 V 160 mA Die wirksamen inneren Reaktanzen sind vernachl ssig bar klein Bei Anschlu an passive Stromkreise gilt Die H chstwerte entsprechen denen des Speisestrom kreises in Z ndschutzart Eigensicherheit EEx ib IIC nur zum Anschlu an bescheinigte eigensichere Strom kreise H chstwerte U 30 V je Stromkreis I 160 mA P 1 5 W Die wirksamen inneren Reaktanzen sind vernachl ssig bar klein Seite 3 5 EG Baumusterpr fbescheinigungen ohne Unterschrift und ohne Siegel haben keine G ltigkeit Diese EG Baumusterpr fbescheinigung darf nur unver ndert weiterverbreitet werden Ausz ge oder nderungen bed rfen der Genehmigung der Physikalisch Technischen Bundesanstalt Physikalisch Technische Bundesanstalt e Bundesallee 100 D 38116 Braunschweig Physikalisch Technische Bundesanstalt PIB Braunschweig und Berlin Anlage zur EG Baumusterpr fbescheinigung PTB 98 ATEX 2071 Analogeing nge Klemmen 23 24 25 26 27 28 PT 100 Stromkreis Klemmen 31 bis 34 TTY Eingang Klemme 35 36 TTY Ausgang Klemme 37 38 in Z ndschutzart Eigensicherheit EEx ib IIC nur zum Anschlu an bescheinigte eigensichere Strom kreise H chstwerte U l 30 V 160 mA Die wirksamen inneren Reaktanzen sind vernachl ssig bar klein in Z ndschutzart Eigensicherheit EEx ib IIC nur zur Speisung eines PT 100 H chstwerte U 54 V L 6 mA P 8 mW in Z ndsc
5. who know the code word preset are able to change the preset not more The ex works preset code word is 0001 If this lowest safety level is not necessary so disable the preset code word by setting it to 0000 2 The medium safety level is the competence to enter the parameter category In this category it is possible to enter or to change all remaining batch parameter like preset 1 preset 2 lag quantity pause time flow limits limits delay PID controller parameter and the internal time clock as well as to reset the sum counter The ex works preset code word is 0002 The parameter category pass word can not be disabled by setting it to 0000 The medium safety level is dedicated e g to maintenance personal 3 The highest safety level is the competence to enter the structure category In this category it is possible to change the entire structure configuration of the DC155 e g type of unities input signal output signal indication temperature compensation flow monitoring key blocking as well as changing code words The ex works preset code word is 0003 The structure category pass word can not be dis abled by setting it to 0000 The highest safety level is dedicated e g to the plant engineer 2 7 2 Key locking In some applications the DC155 works total automatically e g on remote to a DCS without any manual control In this cases it will be practical to block the keys of the DC155 to prevent an unauthorised
6. 130 170 Figure 5 Dimensions 3 2 Wiring Y NB Please note the following Standard of Compliance PTB 98 ATEX 2071 and the regulative VDE DIN 57 165 Do not exceed terminal safety limits of any terminal See terminal limits on table 5 4 in the annex or the standard of compliance PTB 98 ATEX 2071 Warning G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 3 Installation and connecting Page 19 3 2 1 Terminal description DC155 1 2 Power supply input 5 6 3 Power supply input Option separate power supply for analogous ouput 4 supply output for NAMUR Sensors gt 8 ATT 9 Connect only to a NAMUR sensor supplied on terminal4 17 19 21 Digital output 18 20 22 23 Analogous inputs 24 27 28 29 Digital interface to scale amplifier WV 157 30 34 36 38 NB The digital input STOP is a normal closed connection For that reason please put a shorting bridge on terminal 2 to termi nal 12 If you don t use the external STOP See block diagram of DC155 terminals and the electrical safety limits in the annex 3 2 2 Power supply a Standard b Separate power supply of analogous output Power supply Power HN Power supply supply Option separate supply of analogous output Power supply Power supply G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info E goennheime
7. Anforderungen dieser Richtlinie gelten f r die Herstellung und das Inverkehrbringen dieses Ger tes 12 Die Kennzeichnung des Ger tes mu die folgenden Angaben enthalten ee amp 2G EExiblIC T6 Zertifizierungss lle Explosionsschutz Braunschweig 23 06 1998 Im Auftrag Seite 1 5 EG Baumusterpr fbescheinigungen ohne Unterschrift und ohne Siegel haben keine G ltigkeit Diese EG Baumusterpr fbescheinigung darf nur unver ndert weiterverbreitet werden Ausz ge oder nderungen bed rfen der Genehmigung der Physikalisch Technischen Bundesanstalt Physikalisch Technische Bundesanstalt Bundesallee 100 D 38116 Braunschweig Physikalisch Technische Bundesanstalt PIB Braunschweig und Berlin 13 Anlage 14 EG Baumusterpr fbescheinigung PTB 98 ATEX 2071 15 Beschreibung des Ger tes Der Dosiercontroller Typ DC 155 wertet als Teil einer Dosiereinrichtung zum Abdosieren von Fl ssigkeiten Signale eines Durchflu messers aus und steuert entsprechende Dosierventile Die h chstzul ssige Umgebungstemperatur betr gt f r die Temperaturklasse T6 45 C und f r die Temperaturklasse T4 65 C Elektrische Daten Speisestromkreise in Z ndschutzart Eigensicherheit EEx ib IIC Klemmen 1 2 5 6 bzw 3 5 6 nur zum Anschlu an bescheinigte eigensichere Strom kreise H chstwerte U 30 V 160 mA P 2 5 W Die wirksamen inneren Reaktanzen betragen je Strom kreis C 2 nF L 10 uH Sensorstromkreise in Z ndsch
8. control output for a valve with a fine cross section in normal closed connection Also the control output for a single valve 3 Wide valve control output for a valve with a wide cross section in normal closed connection 4 Dosing is running The output is closed as long the preset valve is not reached and the pause time is not expired Otherwise the digital is the output open See also the time diagram above 5 Any failure The output is closed as long any disturbance broken wire flow to big etc is oc curring to the DC155 or failure is no more present but not acknowledged Other wise the digital is the digital output open 6 Flow to small The output is closed as long the flow rate is too small or this failure is not acknowl edged Otherwise the digital is the digital output open 7 Flow too big The output is closed as long the flow rate is too big or this failure is not acknowl edged Otherwise the digital is the digital output open 8 Impulses Flow proportional signal the output gives one pulse for any increase of the actual value Table 1 function list of digital output The total quantity of various batch processes is stored by an additional sum counter The sum counter is shown permanently at the bottom of the display Obviously the sum counter gets no reset after each batch So it provides information about the dosed product for several batches or over a longer period of
9. durchverbunden zu betrachten Die Werte f r die h chstzul ssigen u eren Reaktanzen ergeben sich aus der Summe der L C Werte im Speise stromkreis und TTY Ausgang abz glich 15 uH 14 nF Die Digitalausg nge und der Profibus PA Anschlu sind von allen anderen Stromkreisen bis zu einem Scheitelwert der Nennspannung von 60 V sicher galvanisch getrennt 16 Pr fbericht PTB Ex 98 28014 17 Besondere Bedingungen Nicht zutreffend 18 Grundlegende Sicherheits und Gesundheitsanforderungen Durch die vorgenannten Normen erf llt Zertifizierungsstelle Explosionsschutz Braunschweig 23 06 1998 Im Auftrag 27 u oS Co Eon k NE E epic dE A yu y lec FEAR Fir ae Dr Ing U Johannsmey K Ay Sf Regierungsdirektor BZ Seite 5 5 EG Baumusterpr fbescheinigungen ohne Unterschrift und ohne Siegel haben keine G ltigkeit Diese EG Baumusterpr fbescheinigung darf nur unver ndert weiterverbreitet werden Ausz ge oder nderungen bed rfen der Genehmigung der Physikalisch Technischen Bundesanstalt Physikalisch Technische Bundesanstalt Bundesallee 100 D 38116 Braunschweig Physikalisch Technische Bundesanstalt PIB Braunschweig und Berlin 1 ERG NZUNG gem Richtlinie 94 9 EG Anhang Ill Ziffer 6 zur EG Baumusterpr fbescheinigung PTB 98 ATEX 2071 Ger t Dosiercontroller Typ DC 155 Kennzeichnung Ex 112G EEx ib IIC T6 Hersteller G nnheimer Elektronic GmbH Anschrift Dr Julius Leber Str 2 D 67433
10. ramp 0 Report On batch process isrunning Off time Start Stop Start Pause time expired You can configure the analogous output to a 0 20 mA or to a4 20 mA signal To get the functionality as shown in the diagram just configure the analogous output to Ramp shape Any alternative functions for the analogous output are shown below G nnheimer Elektronic Select the function of the analogous Pulse No function Flow prop Ramp shape signal Flow feedback control Coma era 9 End sig Counter max Do Sag Figure 2 Functions of the analogous output GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 2 Dosing controller DC155 Page 9 Function Description definition output in normal open connection 1 Flow prop signal The analogous output is proportional to the actual flow 0 3 mA 0 1 s 20 mA max flow Define max flow in the input menu 2 Ramp shape The analogous output deals with a proportional working solenoid valve See work ing diagram above 3 Flow feedback control The analogous output deals with a proportional working solenoid valve and flow rate control 4 Flow prop Signal The analogous output shows the actual batch amount 0 4 mA 0 20 mA 100 5 Counter max p sig The analogous output shows the actual batch amount 0 4 mA 0 20 mA max setpoint 2 3 3 Simultaneously F
11. transductor signal bigger than 4 mA This j threshold level is called creep suppression value The figure on the right hand shows its function Adjust the creep suppression value in the structure category measurement value gt creep supression value Figure 3 creep suppression G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de Page 10 2 Introduction DC155 DC155 2 5 Temperature compensation requires Pt100 option Z Any fluid has a specific expansion coefficient y i e in general the volume of the fluid increases with its temperature So using a volume measurement sensor for a mass dosing application introduces an inaccu racy into the dosing process if the temperature changes This inaccuracy is not neglectible for big y In this cases utilise the temperature compensation of the DC155 to compensate the expansion coefficient of the fluid The DC155 corrects the density of the medium according the following formula p pl y 9 9 with p density y expansion coefficient 9 actual Medium temperature Op reference temperature For this the DC155 measures the temperature of the fluid via the Pt100 input Further requirement are the expansion coefficient of the fluid and the reference temperature See the category below Settings for temperature compensation 0 Temperature compensation active 1 Reference temperature 202C Do Coeff Of expe
12. 79 14 electrical apparatus for poten tiality explosive atmospheres It can be used in hazardous locations which are hazardous due to gases and vapours according to the explosion group and tempera ture class as stipulated on the type label When installing and operating the explosion protected distribution and control panels the respective nationally valid regulations and requirements are to be observed General Instructions The control panel has to have a back up fuse as stipulated The mains connection must have a sufficient short circuit current to ensure safe breaking of the fuse To achieve an impeccable and safety device opera tion please take care for adept transportation storage and mounting as well as accurate service and main tenance Operation of this device should only be implemented by authorised persons and in strict accor dance with local safety standards The electrical data on the type label and if applicable the special con ditions of the test certificate PTB 98 ATEX 2071 are to be observed For outdoor installation it is recommended to protect the explosion protected distribution and control panel against direct climatic influence e g with a protective roof The maximum ambient temperature is 40 C if not stipulated otherwise Intrinsically Safe Circuits Erection instructions in the testing certificates of intrinsically safe apparatus are to be observed The elec trical safety values stipulated on the typ
13. DC155 direct from a 24V DC net It is no power supply device necessary 3 4 Starting parameter default settings The following table shows the parameter settings defaults These basic defaults exist on each DC155 The parameter count can increase by any additional option 1 category 2 category Language German English French Dutch Units Preset 000000 1 Sum counter 000000000 1 Flow Be 00 l s 24V Input phone 49 6321 49919 0 fax 41 G nnheimer Elektronic GmbH Email info E goennheimer de Structure DC155 Impulse value Max flow 3 Installation and connecting Page 23 1 00000 1 10 00 l s Display Upper display Preset lower UE Actual value o Key enabled Any key is active output ig output 1 No function ig output 2 No function ig output 3 No function output 1 normal closed Alternative output 2 normal closed Normal open output 3 normal closed a ee o Key locking locking Parameter Presets Preset preset 1 preset 2 lag quantity Maximum preset MS EEE time 0 00 Preset Parameter Structure Codes 3 5 Reset Y Reset Reset the DC155 to its ex work configuration as follows press the RESET key while you re switching on the power supply to the DC155 After a reset the display shows THE DC155 was reseted are cleared It is necessary to recon DCIS AN all paramet we figurate t Press any key 4 Operation manual The user has a
14. G 94 9 EG und ist konform mit and is in conformity with et est conforme a EN 50014 1997 Allgemeine Bestimmungen EN 50020 1994 Eigensicherheit i EN 61000 6 3 Fachgrundnorm St raussendung Teil 6 3 Wohnbereich Ge schafts und Gewerbebereiche sowie Kleinbetriebe EN 61000 6 2 Fachgrundnorm St rfestigkeit Teil 6 2 Industriebereich DIN VDE 0106 100 1983 Schutz gegen elektrischen Schlag zus tzliche Angaben additional information informations suppl mentaires Qualitatsmanagement System nach ISO EN DIN 9001 Anerkanntes Qualitatssicherungssystem nach Richtlinie 94 9 EG EG Baumusterpr fbescheinigung EC Type certification Attestation d examen ce de type PTB 98 ATEX 2071 Diese Konformitatserklarung ist g ltig f r alle Produkte di s nung in Verkehr gebracht werden Neustadt den 03 11 2006 G nnheimer Elektronic GmbH rev 1
15. Neustadt a d Weinstr Beschreibung der Erg nzungen und nderungen Der Dosiercontroller Typ DC 155 darf k nftig auch nach den im Pr fbericht aufgef hrten Pr fungs unterlagen gefertigt und betrieben werden Die nderungen betreffen den Schaltungsaufbau des Ger tes sowie einen Teil der Elektrischen Daten Diese ndern sich wie folgt Elektrische Daten Analogeingang in Z ndschutzart Eigensicherheit EEx ib IIC Klemmen 23 24 nur zum Anschluss an einen bescheinigten eigensicheren Stromkreis H chstwerte U 30 V i 160 mA L vernachl ssigbar klein C vernachl ssigbar klein Ausf hrung DC155 2 x und DC155 3 x Analogeing nge in Z ndschutzart Eigensicherheit EEx ib IIC Klemmen 25 25 27 28 nur zum Anschluss an bescheinigte eigensichere Strom kreise H chstwerte U 30 V i 160 mA L vernachl ssigbar klein C vernachl ssigbar klein Seite 1 2 EG Baumusterpr fbescheinigungen ohne Unterschrift und ohne Siegel haben keine G ltigkeit Diese EG Baumusterpr fbescheinigung darf nur unver ndert weiterverbreitet werden Ausz ge oder nderungen bed rfen der Genehmigung der Physikalisch Technischen Bundesanstalt Physikalisch Technische Bundesanstalt Bundesallee 100 D 38116 Braunschweig Physikalisch Technische Bundesanstalt PIB Braunschweig und Berlin 1 Erg nzung zur EG Baumusterpr fbescheinigung PTB 98 ATEX 2071 Ausf hrung DC155 4 x Serielle Schnittstelle in Z ndschutzart E
16. User s manual Dosing Controller DC 155 Manual DC155_v2 0 16 doc Dr Julius Leber Stra e 2 67433 Neustadt Weinstra e Postfach 10 05 07 ridad dde mi OW EN so 8S phone 49 6321 49919 0 http Avww goennheimer de Email info goennheimer de fax 49 6321 49919 41 Zertifiziertes Page 2 1 safety guidelines DC155 Table of Contents 1 OPERATION INSTRUCTION FOR EXPLOSION PROTECTED CONTROL PANELS ssrsssssssnsosssnssnesenene 3 2 INTRODUCTION DOSING CONTROLLER DC155 zursursorsorsossnsnnssessnssnnsonsnnsnnsnnsnnsnnnsnnsonsnnnnsonssnsnnssnnsonsnnnnne 2 1 Short deseription e ra ante en N Ea IRA ag cu pele deed teat cope rer 2 27 BAS 2 2 1 Units for preset sum counter and flow 2 2 2 Impulse value analogous input scaling 2 3 Dosing applications 2 3 1 Dosing control using digital solenoid valves ununeneneesessessennennennenennennennenennennennnnonnenennennenonnnnnonnennennsnennnnnnensensennnnnennnnan 2 3 2 Dosing control with proportional analogous valve ueseesessessesnennenesnennennennennennenennonnennennennenennnnennensennennennnnnnensensenesnennnnan 2 3 3 Simultaneously Flow and batch control Option 0 0 cece cseeseeeeseeeceeteeeesesaeeaeeees 2 3 4 Batch control with absolute level signal requires 4 20mA analogous input option 2 3 5 Forward backward Impulse counter requires 2 Impulse inputs option
17. WV 157 2 10 1 Connection WV157 Connect the WV 157 to terminal 27 to 29 Strain gauge WV157 DC155 bridge i y o ay 5 DI KIS Kid PEN A KI6 KI2 Q x 44 Shield Figure 4 Connection of WV157 2 10 2 Scale menu manual settings The scale menu contents all settings of the load cell and the scale amplifier A calibration procedure can complete parameters if some parameter are unknown Settings for dosing with balance Weight rises while dosing Measuring range DERE Tare OS Cal US Max load cell O Gain of WV157 1d mV Balance signal 0 200mV V Balance signal is positive End Function Description 0 Weight rises while dosing The weight will rise while batch procedure alternative the weight can fall while batch procedure 1 Measure range Sets the maximum span of the scale 2 Zero cal Set the signal immediate to zero 3 Tare Automatic tare means that the scale signal is define to zero at the start mo ment G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 2 Dosing controller DC155 Page 17 4 Koeff cal Choose Yes If you have the parameters of the load cell shown below If not choose No and make a calibration 5 Max load cell Maximum weight of the load cell 6 Gain of WV157 Adjustmen
18. al inputs Impedance per input min 25 KQ 17 18 30V 160mA 1 5W 5uH Digital output 19 20 30V 160mA 1 5W SuH Digital output 21 22 30V 160mA 1 5W 5uH Digital output 23 25 30V 160mA SuH Analogous input 27 32 33 Connect only to a Pt100 sensor in combination with terminal 31 35 60V 160mA 1 25W SuH TTY Receiver 5 6 24 SuH Masse 26 28 30 34 36 38 39 40 16V 160mA SuH Not used 41 42 Outputs terminal voltage current Power Cy Ey Comment 4 9 4V 21mA 3 8uF 30mH Power supply for MANUR sensors The maxi mum power with terminal 7 or 9 is 234 mW per sensor Caspeisekreis 12nF Analogous output Laspeisekreis 1 OuH 5 4V 29 see terminal 1 31 37 see terminal 1 see see terminal 1 terminal 1 6mA see see terminal 1 terminal 1 Connect only to a Pt100 sensor Caspeisekreis 12nF TTY Transceiver Laspeisekreis 1 OuH Gonnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de Page 30 5 Annex DC155 5 5 Documentation table Category 2 Category language German m English a a a a French Y Duten TS Units flow SS Structure flow lute level signal inactive e U increases levelbeidmA level bei20mA_ Type Q 24V Input U NAMUR Y 4 20 mA Impulse vale 4 mA correspondto 20 mA correspondto Max flow e Dig outptt e Dig output2 Dig o
19. alogous output NO analogous OUtpUlt ooooonoccnoccnocononoconoconaconncnnnoconoconccnnccanncnncnnnos 0 One 4 20mA analogous output coooconcccnocccoccconnconnnonnnonnnonnncnnnos 1 PID controlled analogous OUtpUt oooooconncccnoncccnonnnonnncnonononnnon ns 2 NAMUR input INAMURESIN pute cere erence ree eet ee mec TWOINAMUIRE puts e E E 1 Pt100 input no Pt100 Mputa nsere nn eoe a teog e E One PtlO0 input en tta ME Se en rn ical 1 TTY interface RO ELLI U ET re OE 0 MN IN Eo oa a reset tree 1 IN rca MANE re ee 2 UDEN e E ee 3 Modbus DO DUSPA DEC nis Interface with Modbus DP interfaces hee iaa TEA a 1 Separate power supply no separate power S E EE For analogous output with separate power SUPPLY ccsecceescecseeesssecessecesneesuseeesssecssssecuneecaeeeesaeceeseceeneeees wl G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 5 Annex 5 4 Ex safety terminal maximum ratings Page 29 Inputs terminal voltage current Power C L 30V 160mA 2 5W 2nF 5uH power supply for DC155 30V 160mA 2 5W 2nF SuH power supply for DC155or analogous output Connect only toa NAMUR sensor in combination with terminal 4 60V 160mA 5uH Input for voltage impulses Connect only to a NAMUR sensor in combination with terminal 4 60V 160mA 5uH Input for voltage impulses 11 16 60V 160mA SuH Digit
20. e label must not be exceeded in the intrinsically safe circuit When interconnecting intrinsically safe circuits it is to be tested whether a voltage and or current addition occurs The intrinsic safety of interconnected circuits is to be ensured EN 60079 14 section 12 Y Safety Measures to read and to comply Work on electrical installations and apparatus in operation is generally forbidden in hazardous locations with the exception of intrinsically safe circuits In special cases work can be done on non intrinsically safe circuits on the condition that during the duration of such work no explosive atmosphere exists Only ex plosion protected certified measuring instruments may be used to ensure that the apparatus is voltage free Grounding and short circuiting may only be carried out if there is no explosion hazard at the grounding or short circuit connection Safety aspects A batch control system built exclusively with the DC155 represents a control system in category 1 accord ing EN954 1 If a higher safety is required it is necessary to install independent working safety facilities G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de Page 4 2 Introduction DC155 DC155 2 Introduction Dosing controllerDC155 The following chapter 2 shows the whole functionality of the DC155 sorted by subject Important hints for mounting installation and starting are introduced in chapter 3 A short intro
21. escessssnescessessessosssesssssossssssesseees LO 3 1 MOI 3 2 WINE NN 3 2 1 Terminal description DC155 3 2 2 Power supply 3 2 3 Sensor terminals ii 3 2 4 Atortermmals A A ie IE E o 3 2 5 E a K A E a 3 3 Power supply of DC155 3 3 1 Application inside hazardous area 3 3 2 DC155 for safe area application 3 4 Starting parameter default settings 3 5 ROSE E E teak NN EE E EEN 4 OPERATION MANUAL ATTA 4 1 LC Displays inira rn an e a bale Rn 4 2 Key bOard svene maene les E n E a RE EE EN 4 3 Parameter input and Configuration rueeseessesnensesnersesnensennnenenennennnennen 4 3 1 Input assistance blinking menu items useseseesensennennennenennenensennennennenn nn 4 4 Dosing control flow chart nennen 5 1 Block diagram DCI cin iria 32 Technical Detallsii da 5 3 Type code nto old lnea Ih I iin nn 5 4 Ex safety terminal maximum ratings stinnir eae e eire a hEr a AaS aria SAR a 5 5 Documentation table ar A Aa a ES eri ea eG a G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 1 safety guidelines Page 3 1 Operation instruction for Explosion protected control panels Application and Standards This instruction manual applies to explosion protected control panels of type of protection types below This apparatus is only to be used as defined and meets re quirements of EN 60 079 particularly EN60 0
22. event wrong alarm during the start and finish period of the batch Simply remote con The DC155 has several digital control inputs to realise a simple remote control trol with the basic functions like START STOP and RESET Powerful analogous The analogous output can manage a load of 600 directly The optional sepa output rate supply extend the load up to 1000 Q PID controlled Dos Some applications need a regulation of the flow during the batch process The ing process option regulated analogous output can manage this applications with an in ternal PID controller Data safety The data is stored on an onboard EEPROM if the power supply fails The DC155 continues at the restored state when the mains is back G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 2 Dosing controller DC155 Page 5 2 2 Basics 2 2 1 Units for preset sum counter and flow The first step to configure the DC155 is to define the physical unit for preset sum counter and flow There fore sufficient unit symbols are implemented into the DC155 e g gram g kilogram kg tons t liter 1 etc To define the flow several time units are available 2 2 2 Impulse value analogous input scaling The DC155 get its information about the present flow via impulse or an analogous signal from a flow sen sor If it is a impulse signal you have to define the value of one impulse to get the right am
23. for structuring and parameter input of the DC155 as well as the complete functionality of the front keys and the display can be found in chapter 4 2 1 Short description The dosing controller DC155 is an all purpose dosing control device to manage batch controlling of any ar bitrary liquids or solid products inside the hazardous area Advantages of this device are e simply handling an orderly key pad containing big 22 x 22 mm keys e alarge graphic display and a e flexible wide functionality The DC155 can manage simple as well as complex dosing applications inside hazardous area without a extensive wiring to a DCS See advantages below Several Input sources It is possible to connect any common transmitter NAMUR or 24V digital in puts are the standard input terminals 4 up to 20 mA input as an option y factor The additional Pt100 input terminal allows a temperature compensation if the Temperature space expansion factor y of the dosing product is known and not neglectible compensation Intelligent dosing fea The intelligent dosing program of the DC155 prevents shocks on the pipe tures system using a continuos raise and fall ramp by the 4 up to 20 mA propor tional valve output as well as using a pair of fine and coarse valve Intelligent batch Furthermore the DC155 includes a trouble alarm system to report flow distur monitoring bances or sensor failures Obviously the flow monitoring can be delayed to pr
24. hutzart Eigensicherheit EEx ib IIC nur zum Anschlu an einen bescheinigten eigensicheren Stromkreis H chstwerte U 60 V 160 mA P 1 25 W Die wirksamen inneren Reaktanzen sind vernachlassig bar klein in Zundschutzart Eigensicherheit EEx ib IIC Die H chstwerte entsprechen denen des Speisestrom kreises Der Speisestromkreis der Analogausgang und der TTY Ausgang sind als durchverbunden zu betrachten Die Werte f r die h chstzul ssigen u eren Reaktanzen ergeben sich aus der Summe der L C Werte im Speise stromkreis und Analogausgang abz glich 15 uH 14 nF Seite 4 5 EG Baumusterpr fbescheinigungen ohne Unterschrift und ohne Siegel haben keine G ltigkeit Diese EG Baumusterpr fbescheinigung darf nur unver ndert weiterverbreitet werden Ausz ge oder nderungen bed rfen der Genehmigung der Physikalisch Technischen Bundesanstalt Physikalisch Technische Bundesanstalt Bundesallee 100 D 38116 Braunschweig Physikalisch Technische Bundesanstalt PIB Braunschweig und Berlin Anlage zur EG Baumusterpr fbescheinigung PTB 98 ATEX 2071 Profibus PA Anschlu in Z ndschutzart Eigensicherheit EEx ib IIC Klemmen 39 bis 42 H chstwerte U l 16 V 160 mA geeignet zum Anschlu an ein Feldbus System ent sprechend dem FISCO Modell z B Profibus PA Analogausgang in Z ndschutzart Eigensicherheit EEx ib IIC Klemme 29 30 Der Speisestromkreis der TTY Ausgang und der Analogausgang sind als
25. igensicherheit EEx ib IIC Klemmen 25 26 27 28 nur zum Anschluss an bescheinigte eigensichere Strom kreise H chstwerte U 30 V 60 mA P 19 mW L vernachlassigbar klein C vernachlassigbar klein Die serielle Schnittstelle ist von allen anderen Stromkreisen bis zu einem Scheitelwert der Nenn spannung von 60 V sicher galvanisch getrennt Alle brigen Elektrischen Daten und Angaben der EG Baumusterpr fbescheinigung gelten unver ndert Pr fbericht PTB Ex 01 21123 Braunschweig 19 Juli 2001 Seite 2 2 EG Baumusterpr fbescheinigungen ohne Unterschrift und ohne Siegel haben keine G ltigkeit Diese EG Baumusterpr fbescheinigung darf nur unver ndert weiterverbreitet werden Ausz ge oder nderungen bed rfen der Genehmigung der Physikalisch Technischen Bundesanstalt Physikalisch Technische Bundesanstalt Bundesallee 100 D 38116 Braunschweig EG Konformit tserkl rung Declaration of conformity Declaration de conformite Communaut Europ enne Anbieter Supplier G nnheimer Elektronic GmbH Fournisseur Gewerbegebiet Nachtweide Dr Julius Leber Stra e 2 67433 Neustadt Weinstra e Produkt DC155 Product Dosiercontroller Produit Das oben beschriebene Produkt erf llt die Schutzanforderungen der folgenden EG Richtlinien the product described above complies with the following EG rules le produit d crit ci dessus accomplit CU r glementations 89 336 EWG 93 68 EW
26. ilize Pt100 TTY receiver TTY receiver Gavanically separated Option transceiver Te 36 li Pt100 a wm a Figure 6 block diagram DC155 G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de Page 28 5 Annex DC155 5 2 Technical Details I EI General Mounting Inside hazardous area 10 C 45 C at T6 10 C 65 C at T4 H x B x T 160 mm x 260 mm x 112 mm Aluminium lacquered front foil polyester Electrical Specifications Inputs Analogous input 4 20 mA load 15 Q Measuring error Temperature coefficient lt 0 01 K Outputs Digital output 3 intrinsically safe galvanically separated digital ouputs closed output remain voltage 2 5 V 4 20 mA min 600 Q error lt 0 2 TK lt 0 01 K Power supply minimum MUS with U gt 15 V I gt 20 mA load 750 Q DC155 x 0 0 x 0 0 x Additional analogous out U gt 15 V current delivery see above 20 mA put or using separate MUS DC155 x x x x x x 1 Ergonomy Graphical LC Display Entering configuration Menu guided languages German English French Dutch TTY interface Protocol print remote control via ESC sequence Modus DP Control operate Indicate with Bus Interface 5 3 Type code DC155 2a Ex ES E Analogous input naa eee ene eee eee eae 0 One 4 20mA analogous input ceecccceecceenteceereeeenees 1 An
27. inter vention The DC155 has three level of key locking as follows 1 Any key is enabled 2 Any key is locked except the START STOP and RESET keys 3 Any key is locked After the configuration the key locking is active if the key lock signal input terminal 15 is high 2 8 Remote control bus coupling The DC155 has several interfaces to realise remote control 2 8 1 Remote control via digital inputs The DC155 has five predefined digital signal inputs START STOP RESET INHIBIT and KEY LOCK to realise a simple remote control with passive switches or to a high level control system e g DCS The threshold of the inputs is Low Signal lt 2 V and High Signal gt 5 V Any signal inputs except the STOP input are fix predefined in normal open connection the STOP input is predefined in normal closed connection 2 8 2 TTY interface and protocol print Option A quite more elegant kind of remote control is via a DCS and ESC sequences See the instruction codes in the following table G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 2 Dosing controller DC155 Instruction code Function ESC 0 Request for counter present value state ESC S START instruction ESC P STOP instruction ESC Z RESET instruction ESC K1 Enable keys ESC KO Lock keys ESC B PRESET Set preset e g PRESET 001000 ACK hex 06 Answer t
28. is increased by any energy consuming option For the total power consumption of the DC155 see the table below Alternative to one powerful power supply you can distribute the power requisites to 2 less powerful power supplies e g a transmitter power supply on your stock if you ordered a DC155 with separate power sup ply of analogous output Please see table below for details Power request to power supply Hardware Configuration Standard separate feeding Of DC155 SG SG 1 SG2 terminal 1 and 5 terminal 3 and 6 Minimal configuration DC155 x 0 0 x 0 0 x U gt 15V impedance gt 750 Q I 220 mA analogous output DC155 x a 0 x 0 0 x 1 2 U gt 15V I 2 20 20 40 mA impedance gt 375 Q U gt 15V I 220 mA impedance gt 750 Q U gt 15V I 220 mA impedance gt 750 Q TTY interface DC155 x 0 0 x a 0 x a 1 3 U gt 15V I gt 20 20 40 mA impedance gt 375 Q U gt 15V I 220 mA impedance gt 750 Q U gt 15V I 220 mA impedance gt 750 Q 2 NAMUR input DC155 x 0 1 x 0 0 x Example configuration DC155 2 NAMUR input TTY interface DC155 0 0 1 0 3 0 x 3 3 2 DC155 for safe area application U gt 15V I gt 20 6 26mA U gt 15V I gt 20 20 6 46 mA U gt 15V I gt 20 6 26mA U gt 15V I 220 mA impedance gt 750 Q If you use the DC155 for safe area application and no wire of the DC155 lead into hazardous area then you can supply the
29. limits If flow exceeds limits the DC155 interrupts the batch process after aprogrammed time delay and indicates the disturbance on the display It is possible to report the disturbance via any digital output The figure 4 shows an example of a flow at start of a batch The delay times are as follows ta General delay t Selective delay at F gt F max te Selective delay at F lt F min Flow ta _ le te i th The general delay starts on the begin of batch the selective delays starts in that moment the flow exceeds its limit If the flow did not return when the delay time is over the corresponding alarm causes Acknowledge the disturbance status by pressing the RESET key A further push on the RESET key re sets the DC155 batch counter to zero Alternative it is possible to continue the batch process by press ing the START key 2 7 Safety a Thoughtlessness and carelessness of unauthorised people are often the cause of failures of total automatic dosing systems We took measures on the DC155 to prevent unintentional or incompetent interruptions to the dosing process G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info E goennheimer de Page 12 2 Introduction DC155 DC155 2 7 1 Code words The competence to enter or manipulate configuration or parameter settings are divided into 3 safety levels 1 The lowest level is the competence to change the preset The authorised persons
30. low and batch control Option The DC155 has an internal PID flow controller as an option See item 3 of figure 2 above With this option the DC155 is a batch controller and a PID flow controller in one device The batch controller fills up the desired volume and the flow controller regulates the medium flow to the predefined setpoint flow during the batch process The setpoint flow has also a ramp shape as shown above The dynamical behaviour of the feedback flow controller can be adjusted with the common PID parameter set Kp Ki and Kd located in the parameter category Like the uncontrolled output the preset 1 and preset 2 defines a ramp shape of the analogous output to limit the slew rate Set maximum output if required in item Analogous output in the parameter menu 2 3 4 Batch control with absolute level signal requires 4 20mA analogous input option This kind of batch control works not with a flow signal but with an absolute level signal The dosing proc ess remains the same 2 3 5 Forward backward Impulse counter requires 2 Impulse inputs option 2 4 Some kinds of flow sensors e g windmill type anemometer recognises back flows These have two sen sors The DC155 can determinate the flow direction using the phase relation of the two sensors Configuration and handling of the DC155 with this option is equal to any standard application Creep suppression In some cases it is necessary to ignore a Term of the sum
31. me zur bestimmungsgem en Verwendung in explosionsgef hrdeten Bereichen Richtlinie 94 9 EG 3 EG Baumusterpriifbescheinigungsnummer PTB 98 ATEX 2071 4 Ger t Dosiercontroller Typ DC 155 5 Hersteller G nnheimer Elektronic GmbH 6 Anschrift Dr Julius Leber Str 2 D 67433 Neustadt a d Weinstr 7 Die Bauart dieses Ger tes sowie die verschiedenen zul ssigen Ausf hrungen sind in der Anlage zu dieser Baumusterpr fbescheinigung festgelegt 8 Die Physikalisch Technische Bundesanstalt bescheinigt als benannte Stelle Nr 0102 nach Artikel 9 der Richtlinie des Rates der Europ ischen Gemeinschaften vom 23 M rz 1994 94 9 EG die Erf llung der grundlegenden Sicherheits und Gesundheitsanforderungen f r die Konzeption und den Bau von Ger ten und Schutzsystemen zur bestimmungsgem en Verwendung in explosionsgef hrdeten Bereichen gem Anhang II der Richtlinie Die Ergebnisse der Pr fung sind in dem vertraulichen Pr fbericht PTB Ex 98 28014 festgelegt 9 Die grundlegenden Sicherheits und Gesundheitsanforderungen werden erf llt durch bereinstimmung mit EN 50014 1997 EN 50020 1994 10 Falls das Zeichen X hinter der Bescheinigungsnummer steht wird auf besondere Bedingungen f r die sichere Anwendung des Ger tes in der Anlage zu dieser Bescheinigung hingewiesen 11 Diese EG Baumusterpr fbescheinigung bezieht sich nur auf Konzeption und Bau des festgelegten Ger tes gem Richtlinie 94 9 EG Weitere
32. msionmss 0 00 1 3 1 1 gt End 2 6 Process monitoring A batch process can be interrupted by several disturbances and errors Even if a dosing error is inevitable 1t is preferable that in any case an alarm indicates the cause Please consider beside the following monitoring features description the batch process flow chart in chapter 4 4 2 6 1 Broken wire monitoring The analogous 4 20 mA signal as well as the NAMUR signal have according to their specification a LIVE ZERO attribute i e the signal quality zero is dissimilar to its physical zero quality So it is possible to a recognise rip off or a destruction of sensor wiring If a sensor wire brakes then the DC155 interrupts the batch process and indicates Broken wire on the display It is possible to report the Broken wire disturbance via a any digital output Acknowledge the disturbance status by pressing the RESET key A second push on the RESET key re sets the DC155 batch counter to zero Alternative it is possible to continue the batch process by press ing the START key G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 2 Dosing controller DC155 Page 11 2 6 2 Flow monitoring Flow fluctuations are considerable disturbances particularly if a reactor will be filled simultaneously with several substances or the flow exceeds the flow sensor limits The DC155 can monitor min and max flow
33. o COES 4 Reset sum counter gt End 4 3 1 Input assistance blinking menu items The first menu item Language blinks on the display grey scale The blinking of menu items means a in put assistance sequence If the user always edit the blinking menu item then he can be sure that 1 he won t forget or disregard any menu item and 2 he configures the DC155 logical correct and efficient In any case it is possible to edit a non blinking category e g just to change one configuration item Press the ENTER key to return from any menu category The configuration is finished if the End menu item blinks Please press the ENTER key to return to dosing operation with a new configuration 4 4 Dosing control flow chart The following flow chart shows the idle loop of the dosing control Consider that pressing the ENTER key and entering the right code word will terminate this procedure in any state After returning to dosing operation the procedure starts on the start position G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de Page 26 G nnheimer Elektronic GmbH DC155 4 manual Operation mode Start lt lt State ready No Start active and Stop inactive Yes State dosing process is running valves are open Yes Disturbance occured Yes Stop active 4 Y State any disturbance
34. o a known instruction NAK hex 15 Answer to a unknown instruction Page 13 The DC155 answers with a complete batch protocol print contents date time preset amount real fin ish amount if the protocol print is enabled Menu structure TTY interface and it gets the ESC Z in struction 2 8 3 Modbus Option a Registers The modbus interface uses only Holding Registers to submit measurement values and commands The registers are defined as below Register Access Data format Function Hex 40001 Bit field Ctrl Flags R W Bit 0 Start Dosing process R W Bit 1 Stop Dosing process R W Bit 2 Reset Counter Info Flags R Bit 8 Dosing process is started R Bit 9 Dosing process is stopped R Bit 10 Counter is equal to zero R Bit 11 Broken wire Sensor 1 R Bit 12 Broken wire Sensor 2 R Bit 13 minimum flow rate alarm R Bit 14 maximum flow rate alarm R Bit 15 Counter overflow 40002 R W Floating point Preset 40003 40004 R Floating point Actual value 40005 40006 R Floating point Flow rate 40007 Remarks e The Read only marked Bits in Register 40001 are write protected i e ignore these bits while writing in this register Write using the function 16 Preset Multiple Registers and write the registers 40002 and 40003 simultaneously otherwise the DC155 would not recognise the new preset G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax
35. ount of flow If the sensor signal is an analogous signal you have to define the maximum flow e g 1000 kg min for 20 mA The Impulse value and analogous input scaling is located in the structure menu in the input category 2 3 Dosing applications Generally a batch control system content a flow measuring one or two valves and the batch controller The flow sensor measures the quantity of the product per time which flows into the target bowl and sends this information to the batch controller The controller receive the flow information integrates the flow signal to a sum compares the sum continuously with the preset and controls the connected actors which themselves controls the flow into the target bowl The DC155 supports many sensor signals 24V active passive NAMUR 4 20 mA analogous current signal and several actors The following application examples are sorted by the kind of actors 2 3 1 Dosing control using digital solenoid valves The most common dosing application is the batch control using a coarse and fine valve When the batch process is starting both valves open a big flow of the product starts to flow Before the preset is reached at preset minus preset 2 the coarse valve shuts and the remain quantity will be added very exactly Additional it is possible to configure a opening delay of the coarse valve preset 1 and a lag quantity to take care of the pipe system and to get the exact desired quanti
36. r de Page 20 3 Installation and connection DC155 3 2 3 Sensor terminals a 24V Impulses passive 24V Impulse inputs b 24V Impulses active 24V Impulse inputs c NAMUR Signal NAMUR inputs d 4 20 mA Signal 4 20mA Analogous input G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 3 Installation and connecting e Pt100 terminal 4 wire connection DC155 Pt100 KL31 KL32 gt o KL34 NB a Pt100 3 wire connection is not possible 3 2 4 Actor terminals a Digital outputs Digital outputs r17 7 Te 18 Te 19 Te 20 Te 21 Te 22 b Analogous 0 4 20 mA output DC155 Current source 0 4 20mA 3 2 5 TTY interface DC155 TTY receiver Active TTY Transceiver Active Te 37 TTY Current source Transceiver 0 20mA G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Page 21 Email info goennheimer de Page 22 3 Installation and connection DC155 3 3 Power supply of DC155 3 3 1 Application inside hazardous area The DC155 needs an intrinsically safe power supply with the maximal values of Up 30 V Ik 160 mA The power consumption of the DC155 depends on the kind and count of additional options The basic power consumption of the DC155 Type code DC155 x 0 0 x 0 0 x is about 300 mW The power consumption
37. rs at maximum The text can be entered in menu TTY interface choosing info text A list with all available characters are shown Select a character with the arrow buttons and put it into text with the enter button Delete wrong characters with lt and confirm the info text with t the infotext EFGHIJKLMNOPORSTUVWXYZ0123456789 h position 1 G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de Page 16 2 Introduction DC155 DC155 2 10 Scale signal amplifier connection The combination of the dosing controller DC155 and the scale signal amplifier WV157 is a dosing system which works with a scale signal in hazardous area The personnel starts the batch per start key on the DC155 The growing weight of the good is recognised by a scale working with a strain gauge When the preselected weight is reached the DC155 stops the filling process automatically The DC155 works with a decreasing weight signal too The scale signal amplifier is used to transform the weight signal The small difference signal of the strain gauge will be amplified transformed to digital and sent to the Dosing controller Correct mounting of the WV157 in hazardous area is close to the scale to reduce disturbances The even more disturbance safe digital output signal can be transmitted via a longer distance to the DC155 in haz ardous area For further information see manual
38. t of the gain of the load cell 7 Balance signal Output signal sensibility of the load cell 8 Balance signal is Polarity of the output signal of the load cell 2 10 3 Scale calibration Are the parameters of the scale and load cell unknown choose No at Koeff Ca item 4 The menu will change immediately to the screen below To calibrate the scale system load cell scale signal amplifier WV157 and DC155 a calibrated weight is needed First make a zero calibration item 2 with the unloaded scale Then enter the amount of the weight load the scale item 5 and load the scale with the weight and choose item 6 The calibration is done Settings for dosing with balance 0 Weight rises while dosing 1 Measuring range Zo ASO Cal 3 4 Tare KOS mCRACC NO Calioracion potanc g 10 ke Load cal End G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de Page 18 3 Installation and connection DC155 3 Installation and connection 3 1 Mounting The DC155 is dedicated for mounting and working in hazardous area zone 1 Please use the 4 holes on the rear plate for mounting and use a solid base w NB Observe local safety guidelines and the regulative VDE DIN 57 165 See hole distances below 260 240 14 Housing height 112 mm 160 110 M16x1 5 M20x1 5 M16x1 5 Sp 5 10 Sp 10 14 Sp 5 10
39. time Furthermore it is possible to realise a very simple batch control using only one digital solenoid valve In this case you have to configure the single valve as a fine valve Consider the parameters like preset 1 and preset 2 but not lag quantity lose their functions 2 3 2 Dosing control with proportional analogous valve The DC155 can content a 4 20 mA analogous output to control a proportional solenoid valve as an op tion The batch control parameters as shown above have by this actor version the same function Consider the following diagram for details You can configure the analogous output to a 0 20 mA or to a 4 20 mA signal To get the functionality as shown in the diagram just configure the analogous output to Ramp shape It is possible to adjust the shape of the ramp The parameter category shows at the menu item analogous output the parameter Limit for analogous output for limiting the maximum shape of the ramp as well as the start value of the rising ramp and the End value of the falling ramp to adjust the end value of the falling shape to 0 up to 100 G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de gt Presetl oe Preset Preset 2 lt _ Lag quantity Preset Actual value 100 Proportional valve Start value End value of the rising ramp of the falling
40. total control of the DC155 by the use of the front keys respectively a restricted control via a suitable remote control 4 1 LC Display The graphical display of the DC155 contents 2 big variable text fields and further text and graphic ele ments which appear when the configuration is done On the display any important process data is visible G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de Page 24 Large preset indication Large actual value gt indication State Flow gt Flow bar graph gt 4 2 Keyboard 002440 4 manual Preset 001904 Status Dosing process is runnin 8 191I s es A Actual value Sum 000011180 DC155 Unit symbols Bar graph actual value 16 46 Time date or temperature Limits Sum indication The DC155 contents 14 keys and a STOP switch for complete configuration parameter changing and manual operation The functions of any key are listed below Key Name State Function STOP 1 During dosing process Valves are closed immediately dosing proc Switch ess is interrupted 2 Else None START key Dosing process Dosing process continues starts valves are stopped ready opened 2 While menu input Cursor shift left RESET key Dosing process fin Resets actual value ished stopped 2 During power on proc
41. ty See the following time diagram to under stand the function of these G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de Page 6 2 Introduction DC155 DC155 Preset Actual value Open Open Large valve Close Small valve Close Report On batch process is running Of time Pause time expired Lag quantity Start Stop Start gt gt Preset 1 Preset 2 lt Oo _______ _ _ Preset Beside it is possible to define a maximum preset to allow only equal or smaller presets to be set The DC155 has three free programmable digital outputs In the example above two of them must be re served for valve control The following figure shows any possible function of a digital output Select the function of digital output No function Counter 0 Fine valve Wide valve Dosing is running fare low too small low too big Impulses End Figure 1 Digital output functions G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 2 Dosing controller DC155 Page 7 Function Description definition output in normal open connection 1 Counter 0 The digital output is closed if the actual value is equal to zero Otherwise the digital is the digital output open 2 Fine valve
42. ure if the wiring is not ok After fixing the error quit the failure mes sage by pressing the RESET button on the front A second press the RESET will restart the batch proc ess 2 9 3 Actor s The VI156 has 2 internal Ex i to Ex e relay terminals So user can connect Ex e actors like motors pumps or valves direct in hazardous area 2 9 4 Central printer for several batch control stations Use a Auto data switcher in safe area to connect several batch controller to one printer Enter a individual header in each DC155 to separate the prints G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 2 Dosing controller DC155 Page 15 2 9 5 Additional Settings on DC155 a Menu blocking of the calibrated DC155 The menu of the DC155 must be protected against unauthorised manipulation especially by calibrated proc ess For this reason there must be a cable bridge inside of the DC155 to enter the menu of the DC155 To enter structure menu must the correct code word be entered and put a wire bridge between terminal 3 and 16 b Print out For a calibrated batch process the batch data must printed out For this enable Print protocol iun the Configuration of the DC155 The print out shows Infotext Date Set point Actual Value c Info text With the info text field you can set a individual text on the print out The text length is 20 characte
43. utput3 o Poe 7 UA normal closed Be me A normal closed A normal closed ee a Se tion A 4 20 mA e MO function tive Temperature compensation U active Q inac tive reference temperature C expansion coefficient K Cd Display upper Display lower display TTY interface Baud rate ET E E Parity print protocol calibrationomly 0000 O Eichf higer Betrieb calibration only Swap float Modbusonty ________ Modbus adress Modbusomly O O U inactive U partial active U total blocked Key blocking G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info E goennheimer de DC155 5 Annex Page 31 Parameter Presets preset preset PO preset PP flag quantity BE e Max preset PID controller desired flowrate____ ____ ESA A eee AA AA ues EEE Fa FE Analogous output Maximum value III Start value rising ramp End value falling ramp Flow monitoring min flow O madw o delay flow monitorings Jo o o delay for Q lt Qmin ooo delay for Q gt Qmax N Pause time 0 pausetime PP Codes ee Parameter ooo o Structure G nnheimer Elektronic GmbH phone 49 6321 49919 0 fax 41 Email info goennheimer de Physikalisch Technische Bundesanstalt PIB Braunschweig und Berlin 1 EG Baumusterpr fbescheinigung 2 Ger te und Schutzsyste
44. utzart Eigensicherheit EEx ib IIC Klemmen 4 7 9 nur zum Anschlu eines NAMUR Sensors H chstwerte U 94V je Sensor u 21 mA P 24 mW h chstzul ssige u ere Induktivit t L 30 mH h chstzul ssige u ere Kapazit t C 3 8 uF Seite 2 5 EG Baumusterpr fbescheinigungen ohne Unterschrift und ohne Siegel haben keine G ltigkeit Diese EG Baumusterpr fbescheinigung darf nur unver ndert weiterverbreitet werden Ausz ge oder nderungen bed rfen der Genehmigung der Physikalisch Technischen Bundesanstalt Physikalisch Technische Bundesanstalt Bundesallee 100 D 38116 Braunschweig Physikalisch Technische Bundesanstalt PIB Braunschweig und Berlin Anlage zur EG Baumusterpr fbescheinigung PTB 98 ATEX 2071 Impulseing nge Klemmen 8 10 5 6 aktiv Klemmen 8 10 1 2 passiv Digitaleing nge Klemmen 11 bis 16 5 6 aktiv Klemmen 11 bis 16 1 2 passiv Digitalausg nge Klemmen 17 bis 22 in Z ndschutzart Eigensicherheit EEx ib IIC Bei Anschlu an aktive Stromkreise gilt nur zum Anschlu an bescheinigte eigensichere Strom kreise H chstwerte U l 60 V 160 mA Die wirksamen inneren Reaktanzen sind vernachl ssig bar klein Bei Anschlu an passive Stromkreise gilt Die H chstwerte entsprechen denen des Speisestrom kreises in Z ndschutzart Eigensicherheit EEx ib IIC Bei Anschlu an aktive Stromkreise gilt nur zum Anschlu an bescheinigte eigensichere Strom
45. valves are closed Reset active Yes Vorwahl erreicht Y State dosing process stopped valves are closed State dosing process finished valve are closed Reset active Start active Actual value 000000 phone 49 6321 49919 0 fax 41 Email info goennheimer de DC155 5 Annex Page 27 5 Annex 5 1 Block diagram DC155 Power supply option separate power supply for a output T DC155 Te 3 Power supply N Zen Te 1 er o connection by separate power supply Digital outputs es Te 17 Namur Namur inputs Te4 Microcontroller Te 18 Namur Te7 wiring monitoring 3 Te 19 3 Oo 2 Namur Te 9 wiring g Te 20 2 monitoring E E Te 21 24V Impulse inputs Te2 Passive Te22 contact Te8 0 4 20mA output Te29 D A convert Current source E Te 10 0 20mA Te 30 Digital inputs Te2 Re Please put a wire Te 11 TTY transceiver to Terminal 1and ARE Te 37 12 if the digital Te12 TTY transceiver inputs are not m H 0 20mA Te 38 used ee Threshold Te14 detect p Te15 Te16 nnek 4 20mA analogous input Te 39 Te 23 2 4 20mA Te24 A D convert Te40 Te25 2 Te 41 4 20mA Te 26 Te 42 Te 27 4 20mA Te 28 Pt100 Te 31 Ut
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