RaritanPX2/PX3ModbusInterface

Introduction

ThePX2devicecanactasaModbus/TCPserver.TheModbusservicecanbeenabledintheNetwork

ServicessectionoftheDeviceSettingsmenuinthewebUI.

SupportedProducts

Thisdocumentappliestothefollowingproductfamilies:

?RaritanPX2,PX3,PXCandPXEintelligentPDUs

?RaritanPX3TStransferswitches

?LegrandintelligentPDUs

?ServertechPRO3XintelligentPDUs

AdditionallythisdocumentdescribestheregistersetavailableatthemaincontrollerunitIDofRaritan

BCM2andPMCbranchcircuitmonitors.Note:OnlytheBasicPDUParametersandPeripheralSensors

sectionsapplytothoseproducts.TheModbusinterfaceforpowermetersandpanelsisdescribedina

separatedocument.

SupportedModbusFunctions

ThefollowingModbusfunctioncodesaresupported:

?GeneralCommands:

?ReadDeviceIdentification(2Bh)

?BitAccess:

?ReadCoils(01h)

?WriteSingleCoil(05h)

?WriteMultipleCoils(0Fh)

?16-bitWordAccess:

?ReadHoldingRegisters(03h)

?WriteSingleRegister(06h)

?WriteMultipleRegisters(10h)

?MaskWriteRegister(16h)

FeatureSet

ThefollowingfeaturesofthePX2/PX3areavailableviaModbus:

?Sensorreadingsforinletsandovercurrentprotectors

?Outletsensorreadings(PX2-4K,PX2-5K,PX3-4KandPX3-5Kseries)

?Outletcontrol(PX2-2K,PX2-5K,PX3-2K,andPX3-5Kseries)

?Transferswitchstatusandcontrol(PX3TSseries)

?Peripheralsensorreadings

?Peripheralactuatorcontrol

RegisterLayout

Conventions

?Allregisterorcoiladdressesarehexadecimal,indicatedbyahsuffix.

?Datatypeswhichspanmultiple16-bitregistersarebig-endian,