Pilz PNOZmulti 2

Modbus/TCP
OperatingManualCommunicationinterfaces
1002971EN03
54
6.4.2 Functioncodes
Thefollowingfunctioncodes(FC)areavailableforcommunicationwiththePNOZmulti2
viaModbus/TCP:
Functioncode Function
FC01 ReadCoils TheconnectionClientreadsbitdata
fromtheconnectionServer,
datalength≥1Bit,content:Input/output
data
(datareceivedfrom0x)
FC02 ReadDiscreteInput TheconnectionClientreadsbitdata
fromtheconnectionServer,
datalength≥1Bit,content:Input/output
data
(datareceivedfrom1x)
FC03 ReadHoldingRegister TheconnectionClientreadsworddata
fromtheconnectionServer,
datalength≥1Word,content:Dia
gnosticword
(datareceivedfrom4x)
FC04 ReadInputRegister TheconnectionClientreadsworddata
fromtheconnectionServer,
datalength≥1Word,content:Dia
gnosticword
(datareceivedfrom3x)
FC05 WriteSingleCoil TheconnectionClientwritestoonebit
datumintheconnectionServer,
datalength=1Bit,content:Inputdata
(senddatato0x)
FC06 WriteSingleRegister TheconnectionClientwritestoone
worddatumintheconnectionServer,
datalength=1Word,content:Input
data
(senddatato4x)
FC15 WriteMultipleCoils TheconnectionClientwritestomultiple
bitdataintheconnectionServer,
datalength≥1Bit,content:Inputdata
(senddatato0x)
FC16 WriteMultipleRegisters TheconnectionClientwritestomultiple
worddataintheconnectionServer,
datalength≥1Word,content:Input
data
(senddatato4x)
FC23 Read/WriteMultipleRe
gisters
TheconnectionClientreadsandwrites
multipleworddatawithinatelegram
(receivedatafrom3xandsenddatato
4x)