Circutor CVM-C5 Series Instruction Manual
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Circutor CVM-C5 Series Instruction Manual

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Power analyzer
CVM-C5-ITF-485
CVM-C5-MC-485
CVM-C5-mV-485
INSTRUCTION MANUAL
(M026B01-03-21A)

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  • Page 1 Power analyzer CVM-C5-ITF-485 CVM-C5-MC-485 CVM-C5-mV-485 INSTRUCTION MANUAL (M026B01-03-21A)
  • Page 2 CVM-C5-xxx-485 Instruction Manual...

  • Page 3: Safety Precautions

    Incorrecthandlingorinstallationoftheunitmayresultininjurytopersonnelaswellasdamage totheunit�Inparticular,handlingwithvoltagesappliedmayresultinelectricshock,whichmay causedeathorseriousinjurytopersonnel�Defectiveinstallationormaintenancemayalso leadtotheriskoffi  re� Readthemanualcarefullypriortoconnectingtheunit�Followallinstallationandmaintenance instructionsthroughouttheunit’sworkinglife�Payspecialattentiontotheinstallationstan- dardsoftheNationalElectricalCode� Refer to the instruction manual before using the unit Inthismanual,iftheinstructionsmarkedwiththissymbolarenotrespectedorcarriedoutcorrectly,itcan resultininjuryordamagetotheunitand/orinstallations� CIRCUTOR,SAreservestherighttomodifyfeaturesortheproductmanualwithoutpriornotifi  cation� DISCLAIMER CIRCUTOR, SAreservestherighttomakemodifi  cationstothedeviceortheunitspecifi  ca- tionssetoutinthisinstructionmanualwithoutpriornotice� CIRCUTOR, SAonitswebsite,suppliesitscustomerswiththelatestversionsofthedevice specifi  cationsandthemostupdatedmanuals� www�circutor�com Instruction Manual...

  • Page 4: Table Of Contents

    CVM-C5-xxx-485 CONTENTS SAFETY PRECAUTIONS ������������������������������������������������������������������������������������������������������������������������������������� 3 DISCLAIMER ���������������������������������������������������������������������������������������������������������������������������������������������������������3 CONTENTS ������������������������������������������������������������������������������������������������������������������������������������������������������������4 REVISION LOG �����������������������������������������������������������������������������������������������������������������������������������������������������6 1�- VERIFICATION UPON RECEPTION �������������������������������������������������������������������������������������������������������������� 7 2�- PRODUCT DESCRIPTION ������������������������������������������������������������������������������������������������������������������������������ 7 3�- UNIT INSTALLATION �������������������������������������������������������������������������������������������������������������������������������������� 8 3�1�- PRIOR RECOMMENDATIONS �������������������������������������������������������������������������������������������������������������������� 8 3�2�- INSTALLATION ������������������������������������������������������������������������������������������������������������������������������������������� 8 3�3�- UNIT TERMINALS ��������������������������������������������������������������������������������������������������������������������������������������� 9 3�3�1�- MODEL CVM-C5-xxx-485-C ��������������������������������������������������������������������������������������������������������������...
  • Page 5 CVM-C5-xxx-485 4�6�23� MODBUS COMMUNICATIONS : NUMBER OF STOP BITS ���������������������������������������������������� 41 4�6�24� LOCKING THE PROGRAMMING ������������������������������������������������������������������������������������������������� 41 4�6�25� PASSWORD ����������������������������������������������������������������������������������������������������������������������������������� 41 4�7�- COMMUNICATIONS �������������������������������������������������������������������������������������������������������������������������������� 42 4�7�1� CONNECTIONS ������������������������������������������������������������������������������������������������������������������������������������ 42 4�7�2� PROTOCOL ������������������������������������������������������������������������������������������������������������������������������������������� 43 4�7�3� EXEMPLE MODBUS QUESTION �������������������������������������������������������������������������������������������������������� 46 5�- TECHNICAL FEATURES ������������������������������������������������������������������������������������������������������������������������������ 47 6�- MAINTENANCE AND TECHNICAL SERVICE ��������������������������������������������������������������������������������������������...

  • Page 6: Revision Log

    CVM-C5-xxx-485 REVISION LOG Table 1: Revision log� Date Revision Description 12/15 M026B01-03-15A InitialVersion Changesinthefollowingsections: 01/16 M026B01-03-16A 4�-4�6�15�-4�7�2�2� Changesinthefollowingsections: 03/16 M026B01-03-16B 3�2�-5� Changesinthefollowingsections: 05/16 M026B01-03-16C 4�6�15�-8� Changesinthefollowingsections: 09/16 M026B01-03-16D 2�-4�1-4�6�1 Changesinthefollowingsections: 03/18 M026B01-03-18A 4�6�15�-8 Changesinthefollowingsections: 02/19 M026B01-03-19A 5� 01/21 M026B01-03-21A Changeoflogoandcorporatecolors Note : Device images are for illustrative purposes only and may differ from the actual device.

  • Page 7: 1�- Verification Upon Reception

    CVM-C5-xxx-485 1�- VERIFICATION UPON RECEPTION Checkthefollowingpointswhenyoureceivethedevice: a)Thedevicemeetsthespecificationsdescribedinyourorder� b)Thedevicehasnotsufferedanydamageduringtransport� c)Performanexternalvisualinspectionofthedevicepriortoswitchingiton� d)Checkthatithasbeendeliveredwiththefollowing: -Aninstallationguide,  -2Retainersforsubsequentattachmentofthedevice Ifanyproblemisnoticeduponreception,immediatelycontactthetransport companyand/orCIRCUTOR'safter-salesservice� 2�- PRODUCT DESCRIPTION TheCVM-C5-xxx-485 devicemeasures,calculatesanddisplaysthemainelectricalparame- tersofthefollowinglowvoltagenetworks:single-phase,two-phase,withandwithoutneutral, balanced three-phase, withARON measurements or unbalanced� The measurement will be takeninRMSwiththethreeACvoltageinputsandthreecurrentinputs� Thereare3versionsoftheteambasedonthecurrentinput: CVM-C5-ITF-485,indirectmeasurecurrentwithtransformers/5Aand/1A� CVM-C5-MC-485,indirectmeasurecurrentwithefficienttransformersseriesMC1and MC3�  CVM-C5-mV-485,indirectmeasurecurrentwithtransformers/0�333V� Thedevicefeatures: - 3 keysthatallowyoutobrowsebetweenthevariousscreensandprogramthedevice�...

  • Page 8: 3�- Unit Installation

    CVM-C5-xxx-485 3�- UNIT INSTALLATION 3�1�-PRIORRECOMMENDATIONS Inordertousethedevicesafely,itiscriticalthatindividualswhohandleitfollow thesafetymeasuresdescribedinthestandardsofthecountrywhereitisbeing used,usethenecessarypersonalprotectiveequipment,andpayattentiontothe variouswarningsindicatedinthisinstructionmanual� TheCVM-C5devicemustbeinstalledbyauthorisedandqualifiedstaff� The power supply plug must be disconnected and measuring systems switched off before handling,alteringtheconnectionsorreplacingthedevice�Itisdangeroustohandlethedevice whileitispowered� Also,itiscriticaltokeepthecablesinperfectconditioninordertoavoidaccidents,personal injuryanddamagetoinstallations� Themanufacturerofthedeviceisnotresponsibleforanydamageresultingfromfailurebythe userorinstallertoheedthewarningsand/orrecommendationssetoutinthismanual,norfor damageresultingfromtheuseofnon-originalproductsoraccessoriesorthosemadebyother manufacturers� Intheeventananomalyormalfunctionisdetectedinthedevice,refrainfromusingittotake anymeasurements� Inspecttheworkareabeforetakinganymeasurements�Donottakemeasurementsindanger- ousareasorwherethereisariskofexplosion� Disconnect the device from the power supply (device and measuring system powersupply)beforemaintaining,repairingorhandlingthedevice'sconnections� Pleasecontacttheafter-salesserviceifyoususpectthatthereisanoperational faultinthedevice�...

  • Page 9: 3�3�- Unit Terminals

    CVM-C5-xxx-485 Thepowerandvoltagemeasuringcircuitmustbeconnectedwithcablesthathaveaminimum cross-sectionof1mm � Thesecondarylineofthecurrenttransformerwillhaveaminimumcross-sectionof2�5mm � Thetemperatureratingofinsulationofwiresconnectedtothedevicewillbeatminimum62ºC� 3�3�-UNITTERMINALS 3�3�1�- MODEL CVM-C5-xxx-485-C Table 2:List of CVM-C5-xxx-485-C terminals� Device terminals 1 :AuxiliaryPowerSupply 10: V , L3voltageinput 2:AuxiliaryPowerSupply 11: N, neutral 3: SO+,Transistoroutput 12: S ,L1currentinput 4: SO-, Transistoroutput 13: S , L1currentinput 5: A(+),RS485 14: S , L1currentinput...

  • Page 10: 3�3�2�- Model Cvm-C5-Xxx-485-I

    CVM-C5-xxx-485 3�3�2�- MODEL CVM-C5-xxx-485-I Table 3:List of CVM-C5-xxx-485-I terminals� Device terminals 1 :AuxiliaryPowerSupply 10: V , L3voltageinput 2:AuxiliaryPowerSupply 11: N, neutral 3: Digitalinput 12: S ,L1currentinput 4: Digitalinput 13: S , L1currentinput 5: A(+),RS485 14: S , L1currentinput 6: B(-),RS485 15: S , L2currentinput 7: GND,forRS485...

  • Page 11: 3�4�- Connection Diagrams

    CVM-C5-xxx-485 3�4�-CONNECTIONDIAGRAMS 3�4�1�- THREE-PHASE NETWORK MEASURING WITH A 4-WIRE CONNECTION, MODEL CVM-C5-IFF-485 AND CVM-C5-mV-485� Measurementsystem: Power Supply OUTPUT RS485 POWER SUPPLY S0+ S0- Ph-Ph Ph-N 520V ~ 300V ~ P2 P1 LOAD Figure 3:Three-phase measuring with a 4-wire connection, model CVM-C5-ITF-485 and CVM-C5-mV-485� Instruction Manual...

  • Page 12: 3�4�2�- Three-Phase Network Measuring With A 4-Wire Connection, Model

    CVM-C5-xxx-485 3�4�2�- THREE-PHASE NETWORK MEASURING WITH A 4-WIRE CONNECTION, MODEL CVM-C5-MC-485 Measurementsystem: Power Supply OUTPUT RS485 POWER SUPPLY S0+ S0- Ph-Ph Ph-N 520V ~ 300V ~ P2 P1 LOAD Figure 4: Three-phase measuring with a 4-wire connection, model CVM-C5-MC-485� Instruction Manual...

  • Page 13: 3�4�3�- Three-Phase Network Measuring With A 3-Wire Connection, Models

    CVM-C5-xxx-485 3�4�3�- THREE-PHASE NETWORK MEASURING WITH A 3-WIRE CONNECTION, MODELS CVM-C5-ITF-485 AND CVM-C5-mV-485� Measurementsystem: Power Supply OUTPUT RS485 POWER SUPPLY S0+ S0- Ph-Ph Ph-N 520V ~ 300V ~ P2 P1 LOAD Figure 5: Three-phase measuring with a 3-wire connection, models CVM-C5-ITF-485 and CVM-C5-mV-485� Instruction Manual...

  • Page 14: 3�4�4�- Three-Phase Network Measuring With A 3-Wire Connection, Model

    CVM-C5-xxx-485 3�4�4�- THREE-PHASE NETWORK MEASURING WITH A 3-WIRE CONNECTION , MODEL CVM-C5-MC-485� Measurementsystem: Power Supply OUTPUT RS485 POWER SUPPLY S0+ S0- Ph-Ph Ph-N 520V ~ 300V ~ P2 P1 LOAD , modelo CVM-C5-MC-485� Figure 6:Three-phase network measuring with a 3-wire connection Instruction Manual...

  • Page 15: 3�4�5�- Three-Phase Network Measuring With A 3-Wire Connection And Transformers In An Aron Connection

    CVM-C5-xxx-485 3�4�5�- THREE-PHASE NETWORK MEASURING WITH A 3-WIRE CONNECTION AND TRANSFORMERS IN AN ARON CONNECTION� Measurementsystem: Power Supply OUTPUT RS485 POWER SUPPLY S0+ S0- Ph-Ph Ph-N 520V ~ 300V ~ P2 P1 LOAD Figure 7: Three-phase measuring with a 3-wire connection and transformers in an ARON connection� Instruction Manual...

  • Page 16: 3�4�6�- Two-Phase Network Measuring With A 3-Wire Connection

    CVM-C5-xxx-485 3�4�6�- TWO-PHASE NETWORK MEASURING WITH A 3-WIRE CONNECTION� Measurementsystem: Power Supply OUTPUT RS485 POWER SUPPLY S0+ S0- Ph-Ph Ph-N 520V ~ 300V ~ P2 P1 LOAD Figure 8: Two-phase measuring with a 3-wire connection� Instruction Manual...

  • Page 17: 3�4�7�- Phase-To-Phase Single-Phase Network Measuring With A 2-Wire

    CVM-C5-xxx-485 3�4�7�- PHASE-TO-PHASE SINGLE-PHASE NETWORK MEASURING WITH A 2-WIRE CON- NECTION� Measurementsystem: Power Supply OUTPUT RS485 POWER SUPPLY S0+ S0- Ph-Ph Ph-N 520V ~ 300V ~ P2 P1 LOAD Figure 9: Phase-to-phase single-phase measuring with a 2-wire connection� Instruction Manual...

  • Page 18: Connection

    CVM-C5-xxx-485 3�4�8�- PHASE-TO-NEUTRAL SINGLE-PHASE NETWORK MEASURING WITH A 2-WIRE CONNECTION Measurementsystem: Power Supply OUTPUT RS485 POWER SUPPLY S0+ S0- Ph-Ph Ph-N 520V ~ 300V ~ P2 P1 LOAD Figure 10: Phase-to-neutral single-phase measuring with a 2-wire connection� Instruction Manual...

  • Page 19: 4�- Operation

    CVM-C5-xxx-485 4�- OPERATION TheCVM-C5isapoweranalyzerinfourquadrants(consumptionandgeneration)� Type of measure Single-phase Single-phase Three-phase Three-phase 90º Inductive Capacitive 180º 0º Inductive Capacitive Single-phase Three-phase Single-phase Three-phase -90º Generation Consumption Power Power Figure 11: Four quadrants of CVM-C5� 4�1�-MEASURINGPARAMETERS Thedevicedisplaystheelectricalparametersshownin � Table 4 Table 4: CVM-5 measuring parameters� Maximum Minimum Parameter...

  • Page 20: 4�2�- Keyboard Functions

    CVM-C5-xxx-485 Table 4 (Continuation): CVM-5 measuring parameters� Maximum Minimum Parameter Units value value InductiveReactiveEnergyConsumedTariff2 kvar 999999 000�000 InductiveReactiveEnergyGeneratedTariff2 kvar 999999 000�000 CapacitiveReactiveEnergyConsumedTariff2 kvar 999999 000�000 CapacitiveReactiveEnergyGeneratedTariff2 kvar 999999 000�000 TotalApparentEnergyTariff2 kVAh 999999 000�000 No�ofhoursTariff1 hours 99999�9 00000�0 No�ofhoursTariff2 hours 99999�9 00000�0 CostTariff1 COST...

  • Page 21: 4�3�- Display

    CVM-C5-xxx-485 4�3�-DISPLAY ThedevicehasabacklitLCDdisplayshowingalltheparameterslistedinTable 4. Thedisplayisdividedintotwoareas( Figure 12 Theconsumption dataareashowingconsumptionparameters� Theinstantaneous dataareashowingthemaximumandminimuminstantaneous valuesbeingmeasuredorcalculatedbythedevice� Figure 12: CVM-C5 display areas� 4�3�1� CONSUMPTION DATA AREA Thedevicehas22differentscreensintheconsumptiondataarea( )� Table 7 Table 7: Consumption data area screens� Screen Units TotalactiveenergygeneratedTariff1 InductivereactiveenergygeneratedTariff1 kvar CapacitivereactiveenergygeneratedTariff1 kvar Instruction Manual...
  • Page 22 CVM-C5-xxx-485 Table 7 (Continuation): Consumption data area screens� Screen Units TotalapparentenergygeneratedTariff1 kVAh EmissionsTariff1 kgCO CostTariff1 COST No�ofhoursTariff1 hours TotalactiveenergyconsumedTariff1 InductivereactiveenergyconsumedTariff1 kvar CapacitivereactiveenergyconsumedTariff1 kvar TotalapparentenergyconsumedTariff1 kVAh TotalactiveenergygeneratedTariff2 InductivereactiveenergygeneratedTariff2 kvar CapacitivereactiveenergygeneratedTariff2 kvar TotalapparentenergygeneratedTariff2 kVAh Instruction Manual...
  • Page 23 CVM-C5-xxx-485 Table 7 (Continuation): Consumption data area screens� Screen Units EmissionsTariff2 kgCO2 CostTariff2 COST No�ofhoursTariff2 hours TotalactiveenergyconsumedTariff2 InductivereactiveenergyconsumedTariff2 kvar CapacitivereactiveenergyconsumedTariff2 kvar TotalapparentenergyconsumedTariff2 kVAh With the keywecanbrowsebetweenthedifferentscreens� ThesymbolsT1andT2thatappearonthedisplayindicatetheselectedtariffandthetariffbeing displayed,accordingto Table 10� Instruction Manual...

  • Page 24: 4�3�2� Instantaneous Data Area

    CVM-C5-xxx-485 4�3�2� INSTANTANEOUS DATA AREA Tobrowsethroughthedifferentscreensthatappearintheinstantaneousdataarea,youhave tousethe and keys� Thisdataareahas13differentscreens, Table 8� Table 8: CVM-C5 instantaneous data screens Measurement Screen Units system VoltagePhaseL1-PhaseL2 VoltagePhaseL2-PhaseL3 VoltagePhaseL3-PhaseL1 VoltagePhase-NeutralL1 VoltagePhase-NeutralL2 VoltagePhase-NeutralL3 CurrentL1 CurrentL2 CurrentL3 ActivepowerL1 ActivepowerL2 ActivepowerL3 ApparentpowerL1 ApparentpowerL2 ApparentpowerL3 InductiveReactivePowerL1 InductiveReactivePowerL2 kvarL InductiveReactivePowerL3 Instruction Manual...
  • Page 25 CVM-C5-xxx-485 Table 8 (Continuation): CVM-C5 instantaneous data screens Measurement Screen Units system CapacitiveReactivePowerL1 CapacitiveReactivePowerL2 kvarC CapacitiveReactivePowerL3 PowerfactorL1 PowerfactorL2 PowerfactorL3 Activethree-phasepower InductiveReactive kvarL three-phasePower Apparentthree-phasepower Activethree-phasepower CapacitiveReactivethree-phase kvarC Power Apparentthree-phasepower Frequency Cosφ φ THDVoltageL1 THDVoltageL2 THDVoltageL3 THDCurrentL1 THDCurrentL2 THDCurrentL3 Instruction Manual...
  • Page 26 CVM-C5-xxx-485 Alsodisplayedonthesescreensare:  Maximum values Toseethemaximumvaluesofthescreenbeingdisplayed,pressthe keyfor2 seconds� TheMAXsymbolappearsonthedisplay( Figure 13 Figure 13: Instantaneous data screen displaying maximum values�  Minimum values Toseetheminimumvaluesofthescreenbeingdisplayed,pressthe keyfor2 seconds� TheMINsymbolappearsonthedisplay( Figure 14 Figure 14: Instantaneous data screen displaying minimum values�  Maximum Demand Thedevicecancalculatethemaximumdemandof: •...

  • Page 27: 4�4�- Tariffs

    CVM-C5-xxx-485 4�4�-TARIFFS TheCVM-C5 hastwotariffs,T1andT2,whichcanbeselectedthroughaModbus�See“ 4.7.2.1. Selecting the active tariff“. InthemodelCVM-C5-xxx-485-I canalsobeselectedtariffviathedigitalinput�Dependingon thestateoftheinput,see � Table 9 Table 9: Tariff selection. Tariff Digital input ThesymbolsT1andT2thatappearonthedisplayintheconsumptiondataareaindicatethe selectedtariffandthetariffbeingshownaccordingto Table 10� Table 10: Displaying tariffs on the display. Symbol Display Selected tariff T1flashing Tariff1 Tariff1 T1flashing Tariff2 Tariff1...

  • Page 28: 4�6�- Programming

    CVM-C5-xxx-485 4�6�-PROGRAMMING Fromtheprogrammingmenuyoucan:  Definethetransformationratios� carbonemissionsofthetwotariffs�  ProgramtheratioofkgCO  Programthecostratioofthetwotariffs�  Programthemaximumdemandparameters�  Deletetheenergymetersandthemaximumandminimumvalues�  Modifythedisplay'sbacklight�  Programthedigitaloutput�  ProgramtheModbuscommunications� TheCVM-C5doesnotrecordprogrammingchangesuntiltheprogrammingiscomplete�Ifthe deviceisRESETbeforefinishingtheprogrammingornokeyispressedfor30seconds,the configurationwillnotbestoredinthememory� TheCVM-C5doesnottakeanymeasurementsduringprogramming� Toentertheprogrammingmenupressthe keyfor3seconds� Andpress toaccessthefirstprogrammingpoint� 4�6�1� PRIMARY VOLTAGE Onthisscreenthevoltagetransformerprimaryisprogrammed� Toenterormodifythetransformerprimaryvalue,pressthe keyrepeatedly,increasingthevalueoftheflashingdigit� Whentheon-screenvalueisthatdesired,pressthe keyto gotothenextdigittomodifytheothervalues� Ifyoupressthe keyafterchangingthelastdigit,itwilljumpbacktothefirstdigitsoyou canmodifythepreviouslyprogrammedvaluesagain� Tovalidatetheinformationandgotothenextprogrammingstep,press � Ifthevalueenteredisgreaterthanthemaximumprogrammingvalue,thedigitsflashfor2 secondsandtheprogrammedvalueisdeleted� Maximum programming value: 01000. Minimum programming value: 0.

  • Page 29: 4�6�2� Secondary Voltage

    CVM-C5-xxx-485 4�6�2� SECONDARY VOLTAGE Onthisscreenthevoltagetransformersecondaryisprogrammed� Toenterormodifythevoltagetransformersecondaryvalue,press keyrepeatedly,increasingthevalueoftheflashingdigit� Whentheon-screenvalueisthatdesired,pressthe keytogotothenextdigitandmodify theothervalues� Ifyoupressthe keyafterchangingthelastdigit,itwilljumpbacktothefirstdigitsoyou canmodifythepreviouslyprogrammedvaluesagain� Tovalidatetheinformationandgotothenextprogrammingstep,press � Ifthevalueenteredisgreaterthanthemaximumprogrammingvalue,thedigitsflashfor2 secondsandtheprogrammedvalueisdeleted� Maximum programming value: 999. Minimum programming value: 0. 4�6�3� PRIMARY CURRENT Onthisscreenthecurrenttransformerprimaryisprogrammed� Toenterormodifythetransformerprimaryvalue,pressthe keyrepeatedly,increasingthevalueoftheflashingdigit� Whentheon-screenvalueisthatdesired,pressthe keyto gotothenextdigittomodifytheothervalues� Ifyoupressthe keyafterchangingthelastdigit,itwilljumpbacktothefirstdigitsoyou canmodifythepreviouslyprogrammedvaluesagain� Tovalidatetheinformationandgotothenextprogrammingstep,press � Ifthevalueenteredisgreaterthanthemaximumprogrammingvalue,thedigitsflashfor2 secondsandtheprogrammedvalueisdeleted�...

  • Page 30: 4�6�4� Secondary Current (Only The Model Cvm-C5-Itf-485)

    CVM-C5-xxx-485 4�6�4� SECONDARY CURRENT (ONLY THE MODEL CVM-C5-ITF-485) Onthisscreenthecurrenttransformersecondaryisselected� Usethe keytojumpbetweenthetwopossibleoptionsfor thecurrenttransformersecondary(1Aor5A)� Tovalidatetheinformationandgotothenextprogrammingstep,press � Note: Ifthevoltageratiotogetherwiththeprogrammedcurrentratioexceedsthemaximum power value that can be measured by the device, it will return to the primary voltage programmingstepwhenyoupressthe key� Nota : To apply the change to the second current transformer is necessary to reset the computer. 4�6�5�...

  • Page 31: 4�6�6� Ratio Of Kgc0

    CVM-C5-xxx-485 4�6�6� RATIO OF KGC0 CARBON EMISSIONS FOR TARIFF 1 Thecarbonemissionsratioistheamountofemissionsreleased intotheatmospheretoproduceaunitofelectricity(1kWh)� TheratiofortheEuropeanmixisapproximately0�65kgCO per kWh� Toenterormodifytheemissionsratiovalue,pressthe key repeatedly,increasingthevalueoftheflashingdigit� Whentheon-screenvalueisthatdesired,pressthe keytogotothenextdigittomodify theothervalues� Ifyoupressthe keyafterchangingthelastdigit,itwilljumpbacktothefirstdigitsoyou canmodifythepreviouslyprogrammedvaluesagain� Tovalidatetheinformationandgotothenextprogrammingstep,press � Ifthevalueenteredisgreaterthanthemaximumprogrammingvalue,thedigitsflashfor2 secondsandtheprogrammedvalueisdeleted� Maximum programming value: 9.999. Minimum programming value: 0. 4�6�7� COST RATIO FOR TARIFF 1 On this screen the cost per kWh of electricity of Tariff 1 is programmed�...

  • Page 32: 4�6�8� Ratio Of Kgco

    CVM-C5-xxx-485 4�6�8� RATIO OF KGCO CARBON EMISSIONS FOR TARIFF 2 Thecarbonemissionsratioistheamountofemissionsreleased intotheatmospheretoproduceaunitofelectricity(1kWh)� TheratiofortheEuropeanmixisapproximately0�65kgCO per kWh� Toenterormodifytheemissionsratiovalue,pressthe key repeatedly,increasingthevalueoftheflashingdigit� Whentheon-screenvalueisthatdesired,pressthekeytogotothenextdigit tomodifytheothervalues� Ifyoupressthe keyafterchangingthelastdigit,itwilljumpbacktothefirstdigitsoyou canmodifythepreviouslyprogrammedvaluesagain� Tovalidatetheinformationandgotothenextprogrammingstep,press � Ifthevalueenteredisgreaterthanthemaximumprogrammingvalue,thedigitsflashfor2 secondsandtheprogrammedvalueisdeleted� Maximum programming value: 9.999. Minimum programming value: 0. 4�6�9� COST RATIO FOR TARIFF 2 On this screen the cost per kWh of electricity of Tariff 2 is programmed�...

  • Page 33: 4�6�10� Maximum Demand Variable

    CVM-C5-xxx-485 4�6�10� MAXIMUM DEMAND VARIABLE On this screen the variables to integrate into the Maximum Demandconceptareselected� The display shows the digits that identify that code for the variabletobeintegratedaccordingto Table 11 Table 11: Codes for maximum demand variables Parameter Code Activethree-phasepower Apparentthree-phasepower Three-phasecurrent CurrentL1,L2,L3...

  • Page 34: 4�6�12� Deleting Maximum Demand

    CVM-C5-xxx-485 4�6�12� DELETING MAXIMUM DEMAND Onthisscreenyouselectwhetherornottodeletethemaximum demand� Usethe keytojumpbetweenthetwooptions(YesandNo)� Tovalidatetheinformationandgotothenextprogrammingstep, press � 4�6�13� DEFAULT SCREEN Onthisscreenthedefaultorstart-upinstantaneousdatascreen )fortheCVM-C5isselected� Table 8 Pressthe keyrepeatedlyuntilyouseethedefaultscreenof yourchoice� To validate the screen and go to the next programming step, press � The electrical parameters may also be displayed by automatically rotating through the 7 instantaneousdatascreensin5-secondintervals�...

  • Page 35: 4�6�15� Programming The Digital Output ( Model Cvm-C-Xxx-Rs485-C )

    CVM-C5-xxx-485 4�6�15� PROGRAMMING THE DIGITAL OUTPUT ( MODEL CVM-C-xxx-RS485-C ) TheCVM-C5digitaloutputmaybeprogrammedas: Pulse by n kWh or kvarh (Energy):thevaluecorrespondingtotheenergyconsumed             orgeneratedmaybeprogrammed,togenerateapulse� Alarm condition:amagnitudemaybeassociatedwiththedigitaloutput,settinga maximum,minimumanddelayvalueforthetripcondition� Ifyoudonotwishtoprogramavariable,put00andvalidatewiththe key�  Pulse programming by n kWh or kvarh Onthisscreentheenergycodeisselectedbasedon for Table 12...
  • Page 36 CVM-C5-xxx-485 Toenterormodifythekilowattsperpulsevalue,pressthe keyrepeatedly,increasingthevalueoftheflashingdigit� Whentheon-screenvalueisthatdesired,pressthe keyto gotothenextdigittomodifytheothervalues� Ifyoupressthe keyafterchangingthelastdigit,itwilljumpbacktothefirstdigitsoyou canmodifythepreviouslyprogrammedvaluesagain� Example: To program 500 Wh per pulse: 000.500 To program 1.5 kWh per pulse: 001.500 Oncethedesiredoptionhasbeenprogrammed,pressthe keytovalidatetheinformation andtherebyfinishprogrammingthedevice� Maximum programming value: 999999 KWh. Minimum programming value: 000.001 KWh.  Programming by alarm condition Onthisscreentheparametercodeforwhichyouwantanalarm tobegeneratedisselected,basedonTable 13 �...
  • Page 37 CVM-C5-xxx-485 Table 13 (Continuation): Parameter codes for alarm programming� Parameter Code Parameter Code ActivepowerL3 PowerfactorL3 Inductive/CapativereactivepowerL3 MaximumdemandL3 Parametervalidonlyifprogrammedthemaximumdemandcurrentperphase� Inaddition,therearesomeparameters( )thatrefertothethreephasesatthesame Table 14 time(ORfunction)�Ifyouhaveselectedoneofthesevariables,thealarmwillbeactivatedwhen anyofthethreephasesmeetstheprogrammedconditions� Table 14:Multiple parameter codes for alarm programming� Parameter Code VoltagesPhase-Neutral Currents Activepowers Reactivepowers Powerfactor VoltagesPhase-Phase THDV THDA Onceanalarmcodehasbeenselectedandvalidatedwiththe keyyoumustenterthe...
  • Page 38 CVM-C5-xxx-485 Thisiswherethedevice'sconnectionanddisconnectiondelay(in seconds)areprogrammed� Toenterormodifythedelayvalue,pressthe keyrepeatedly, increasingthevalueoftheflashingdigit� Whentheon-screenvalueisthatdesired,pressthe keyto gotothenextdigittomodifytheothervalues� Oncethedelayhasbeenprogrammed,pressthe keytogotothenextprogrammingstep� wecanseethefunctioningofthedigitaloutputbasedontheprogrammedmaxi- Table 15 mumandminimumvalues� Table 15: Functioning of the digital output based on the programmed maximum and minimum values� Maximum Minimum value Condition Digital output functioning value� Positive Positive MAX>MIN Positive Positive...

  • Page 39: 4�6�16� Deleting Energy Meters

    CVM-C5-xxx-485 4�6�16� DELETING ENERGY METERS Onthisscreenyouselectwhetherornottodeletetheenergy meters� Usethe keytojumpbetweenthetwooptions(YesandNo)� Tovalidatetheinformationandgotothenextprogrammingstep, press � 4�6�17� DELETING MAXIMUM AND MINIMUM VALUES Onthisscreenyouselectwhetherornottodeletethemaximum andminimumvalues Usethe keytojumpbetweenthetwooptions(YesandNo)� Tovalidatetheinformationandgotothenextprogrammingstep, press � 4�6�18� MODBUS COMMUNICATIONS : DEFAULT PARAMETERS On this screen you select whether we want to return to the defaultparametersoftheModbuscommunications�...

  • Page 40: 4�6�20� Modbus Communications : Transmission Speed

    CVM-C5-xxx-485 Whentheon-screenvalueisthatdesired,pressthe keytogotothenextdigittomodify theothervalues� Tovalidatetheinformationandgotothenextprogrammingstep,press � Theperipheralnumberrangesfrom0 to 255� 4�6�20� MODBUS COMMUNICATIONS : TRANSMISSION SPEED The transmission speed of modbus communications is programmedonthisscreen� Thedifferentoptionsare: 1200,2400,4800,9600 o 19200� The keyjumpsbetweenthedifferentoptions� Tovalidatetheinformationandgotothenextprogrammingstep,press � 4�6�21� MODBUS COMMUNICATIONS : PARITY ThetypeofparityofModbuscommunicationsisselectedonthis screen� The keyjumpsbetweenthedifferentoptions� ,noparity EUEn ,evenparity�...

  • Page 41: 4�6�23� Modbus Communications : Number Of Stop Bits

    CVM-C5-xxx-485 4�6�23� MODBUS COMMUNICATIONS : NUMBER OF STOP BITS The number of Stop bits of Modbus communications are programmedonthisscreen� Presskey tobrowsetheoptions:1or2bits� Tovalidatetheinformationandgotothenextprogrammingstep, press � 4�6�24� LOCKING THE PROGRAMMING This screen is for protecting the data configured in the programmingmenu� Usethe keytojumpbetweenthetwooptions: Whenyouentertheprogrammingmenuyoucanviewandmodifytheprogramming� Whenyouentertheprogrammingyoucanviewtheprogrammingbutnotmodifyit��Inorder...

  • Page 42: 4�7�- Communications

    CVM-C5-xxx-485 4�7�- COMMUNICATIONS TheCVM-C5haveoneRS-485communicationsport,withMODBUS RTU ®protocol� 4�7�1� CONNECTIONS TheRS-485cablemustbewiredwithtwistedpaircablewithmeshshield(minimum3wires), withamaximumdistancebetweentheCVM-C5andthemasterunitof1200metres� Amaximumof32CVM-C5unitscanbeconnectedtothisbus� Use an intelligent RS-232 to RS-485 network protocol converter to establish the communicationswiththemasterunit� RS-232 / USB / Ethernet / Profibus ... RS-232 Ethernet Profibus RS-485 RS-485 A(+) B(-) OUTPUT RS485 POWER SUPPLY S0+ S0-...

  • Page 43: 4�7�2� Protocol

    CVM-C5-xxx-485 4�7�2� PROTOCOL IntheModbusprotocol,theCVM-C5unitusestheRTU(RemoteTerminalUnit)mode� TheModbusfunctionsimplementedintheunitareasfollows: Function 03 and 04� ReadingnWords(2bytes)�Functionusedforreadingtheparameters beingmeasuredbytheCVM-C5�Allparametersare32-bitslong,whichiswhytoaskeach parametertakestwoWords� Function 10�Writingmultiplelogs� 4.7.2.1. Selecting the active tariff TheCVM-C5hastwotariffs,T1andT2,selectableusingthefollowingModbusfunction:  Selecting the active tariff: Registro Address Function No registers No bytes Tariff inicial 1388 0001 000T xxxx NP: Peripheralnumber Theselectionoftheactivetariffisselectedaccordingtothefollowingtable: Table 16:Selecting tariff.
  • Page 44 CVM-C5-xxx-485 4�7�2�2� Measurement variables� AlltheadressesofModbusmemoryareinHexadecimal� ForthesevariablesisimplementedtheFunction 0x03and0x04� Table 17: Modbus memory map ( Table 1) Parameter Symbol Instantaneous Maximum Mínimum Units L1Phase-Neutralvoltage 00-01 84-85 100-101 Vx10 L1Current 02-03 86-87 102-103 L1ActivePower kW 1 04-05 88-89 104-105 L1ReactivePower kvar 1 06-07 8A-8B 106-107 L1InductiveReactivePower...
  • Page 45 CVM-C5-xxx-485 Parameter Symbol Instantaneous Maximum Mínimum Units Three-phasecurrent(average) I_AVG 46-47 CA-CB 146-147 MaximumdemandI2 Md(Pd) 52-53 D6-D7 MaximumdemandI3 Md(Pd) 54-55 D8-D9 Phase-Phasevoltage(average) VF-AVG 56-57 DA-DB 156-157 Vx10 Phase-Neutralvoltage(average) VL-AVG 58-59 DC-DD 158-159 Vx10 4�7�2�3� Energy variables AlltheadressesofModbusmemoryareinHexadecimal� ForthesevariablesisimplementedtheFunction 0x03and0x04� Table 18: Modbus memory map ( Table 2)� Parameter Symbol Tariff 1...

  • Page 46: 4�7�3� Exemple Modbus Question

    CVM-C5-xxx-485 4�7�3� EXEMPLE MODBUS QUESTION Question: ValueofthePhaseL1-PhaseL2voltage Initial Address Function No register register 0002 xxxx Address: 0A, Peripheralnumber:10indecimals� Function: 04, Readfunction� Initial register: 2A,registeronwhichthereadingwillstart� No� of registers: 0002, numberofregistersread� CRC: xxxx,CRCCharacter� Response: Register Register Address Function No Bytes no 1 no 2 0000 084D...

  • Page 47: 5�- Technical Features

    CVM-C5-xxx-485 5�- TECHNICAL FEATURES AC Power supply Rated voltage 95���240V~±10% Frequency 50���60Hz Consumption 3�5���6VA Installation category CATIII300V DC Power supply Rated voltage 105���272V ±10% Consumption 2���6W Installation category CATIII300V Voltage measurement circuit Nominal voltage (Un) 300V ,520V Voltage measurement margin 5���120%Un Frequency measurement margin 45���65Hz...
  • Page 48 CVM-C5-xxx-485 (Continuation) Pulse output (CVM-C5-xxx-RS485-C) Minimum pulse width 100ms(Ton:100ms,Toff:100ms) Digital input (CVM-C5-xxx-RS485-I) Type Potentialfreecontact Insulation Optoisolated MustbeconnectedtoSELVcircuit� User interface Display LCD(60x54mm) Keyboard 3keys Environmental features Operating temperature -5ºC���+45ºC Storage temperature -10ºC���+50ºC Relative humidity (non-condensing) 5���95% Maximum altitude 2000 m IP21 Protection degree Frontpanel:IP51 Thispollutiondegreehasn’tbeentestedbyUL�...

  • Page 49: 6�- Maintenance And Technical Service

    CVM-C5-xxx-485 6�- MAINTENANCE AND TECHNICAL SERVICE Inthecaseofanyqueryinrelationtounitoperationormalfunction,pleasecontactthe CIRCUTOR, SATechnicalSupportService� Technical Assistance Service VialSantJordi,s/n,08232-Viladecavalls(Barcelona) Tel:902449459(España)/+34937452919(outsideofSpain) email:sat@circutor�es 7�- GUARANTEE CIRCUTOR guaranteesitsproductsagainstanymanufacturingdefectfortwoyearsafterthe deliveryoftheunits� CIRCUTOR willrepairorreplaceanydefectivefactoryproductreturnedduringtheguarantee period� • Noreturnswillbeacceptedandnounitwillberepairedorreplacedifitisnotac- companiedbyareportindicatingthedefectdetectedorthereasonforthereturn� •Theguaranteewillbevoidiftheunitshasbeenimproperlyusedorthestora- ge,installationandmaintenanceinstructionslistedinthismanualhavenotbeen followed�“Improperusage”isdefi  nedasanyoperatingorstorageconditioncon- trarytothenationalelectricalcodeorthatsurpassesthelimitsindicatedinthe technicalandenvironmentalfeaturesofthismanual� • CIRCUTORacceptsnoliabilityduetothepossibledamagetotheunitorother partsoftheinstallation,norwillitcoveranypossiblesanctionsderivedfromapos- siblefailure,improperinstallationor“improperusage”oftheunit�Consequently, thisguaranteedoesnotapplytofailuresoccurringinthefollowingcases: -Overvoltagesand/orelectricaldisturbancesinthesupply; -Water,iftheproductdoesnothavetheappropriateIPclassifi  cation;...

  • Page 50: 8�- Ce Certificate

    CVM-C5-xxx-485 8�- CE CERTIFICATE Instruction Manual...
  • Page 51 CVM-C5-xxx-485 Instruction Manual...
  • Page 52 CVM-C5-xxx-485 Instruction Manual...
  • Page 53 CVM-C5-xxx-485 Instruction Manual...
  • Page 54 CIRCUTOR, SA Vial Sant Jordi, s/n 08232 -Viladecavalls (Barcelona) Tel.: (+34) 93 745 29 00 - Fax: (+34) 93 745 29 14 www.circutor.com central@circutor.com...

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