Beijer-electronics AN-BEI-E2-038 Uživatelský manuál

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APPLICATIONNOTEANBEIE2038 Date:15/02/12
ANBEIE2038ModbusRTUControlandRegisterMapping
1
BFIApplicationsSupportLibrary
ApplicationNote ANBEIE2038
Title ModbusRTUControlandRegisterMapping
RelatedProducts BeijerFrequencyInverterE2
Level
3
1Fundamental‐Nopreviousexperiencenecessary
2BasicSomeBasicdrivesknowledgerecommended
3AdvancedSomeBasicdrivesknowledgerequired
4ExpertGoodexperienceintopicofsubjectmatterrecommended
Overview:
Beijer Frequency Inverter E2 drives support Modbus RTUcommunications, allowing a network of drives to be controlled and
monitoredbyanyModbusRTUcapablePLCorcontrolsystem.TheBeijerFrequencyInverterE2isalwaysaSlavetoanexternal
ModbusRTUMaster.Thisdocumentdescribestheregistersandfunctionsavailable.
ModbusRTUProtocolSpecification:
Protocol ModbusRTU
Errorcheck CRC
Baudrate 9600bps,19200bps,38400bps,57600bps,115200bps(default)
Dataformat 1startbit,8databits,1stopbits,noparity.
Physicalsignal RS485(2wire)
Userinterface RJ11
ModbusTelegramStructure:
ThefollowingModbusCommandsaresupported
03ReadHoldingRegisters
06WriteSingleHoldingRegister
commands.Thetelegramstructureisasfollows:‐
Command03ReadHoldingRegisters Command06 WriteSingleHoldingRegister
MasterTelegram Length SlaveResponse Length MasterTelegram Length SlaveResponse Length
SlaveAddress 1 Byte SlaveAddress 1 Byte SlaveAddress 1 Byte SlaveAddress 1 Byte
FunctionCode(03) 1 Byte StartingAddress 1 Byte FunctionCode(06) 1 Byte FunctionCode(06) 1 Byte
1
st
RegisterAddress 2 Bytes 1
st
RegisterValue 2 Bytes RegisterAddress 2 BytesRegisterAddress 2 Bytes
No.OfRegisters 2 Bytes 2
nd
RegisterValue 2 Bytes Value 2 BytesRegisterValue 2 Bytes
CRCChecksum 2 Bytes Etc... CRCChecksum 2 BytesCRCChecksum 2 Bytes
 CRCChecksum 2 Bytes 

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APPLICATIONNOTEAN‐BEI‐E2‐038 Date:15/02/12AN‐BEI‐E2‐038ModbusRTUControlandRegisterMapping1BFIApplicationsSupportLibraryApplicati

Strany 2

APPLICATIONNOTEAN‐BEI‐E2‐038 Date:15/02/12AN‐BEI‐E2‐038ModbusRTUControlandRegisterMapping10AppendixA‐RegisterChangesforSinglePha

Strany 3 - MemoryMap:

APPLICATIONNOTEAN‐BEI‐E2‐038 Date:15/02/12AN‐BEI‐E2‐038ModbusRTUControlandRegisterMapping11Appendix:RevisionHistoryVersion Comments

Strany 4

APPLICATIONNOTEAN‐BEI‐E2‐038 Date:15/02/12AN‐BEI‐E2‐038ModbusRTUControlandRegisterMapping2RJ45DataConnectionPinConfiguration:NoCo

Strany 5 - Register14:Voltagelevel

APPLICATIONNOTEAN‐BEI‐E2‐038 Date:15/02/12AN‐BEI‐E2‐038ModbusRTUControlandRegisterMapping3MemoryMap:Table1:Controlandstatusregis

Strany 6

APPLICATIONNOTEAN‐BEI‐E2‐038 Date:15/02/12AN‐BEI‐E2‐038ModbusRTUControlandRegisterMapping4ControlandStatusRegisterDescriptions:Rea

Strany 7 - 2 1 0

APPLICATIONNOTEAN‐BEI‐E2‐038 Date:15/02/12AN‐BEI‐E2‐038ModbusRTUControlandRegisterMapping5Register12:RatingIDThisregistergivesth

Strany 8 - Dataflowexample:

APPLICATIONNOTEAN‐BEI‐E2‐038 Date:15/02/12AN‐BEI‐E2‐038ModbusRTUControlandRegisterMapping6Table2:ParameterregistersAll user adjus

Strany 9

APPLICATIONNOTEAN‐BEI‐E2‐038 Date:15/02/12AN‐BEI‐E2‐038ModbusRTUControlandRegisterMapping7Register Parameter Description Format Min

Strany 10

APPLICATIONNOTEAN‐BEI‐E2‐038 Date:15/02/12AN‐BEI‐E2‐038ModbusRTUControlandRegisterMapping8ModbusExceptionResponseTelegramsUndersom

Strany 11 - Appendix:

APPLICATIONNOTEAN‐BEI‐E2‐038 Date:15/02/12AN‐BEI‐E2‐038ModbusRTUControlandRegisterMapping9AnalogandDigitalInputConfigurationswhen

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