17-35
IM 05P01C31-01EN
Installation and Wiring
17
NumberofPin Singnalname Description
1 VP +5Vbuspower
2
RxD/TxD-P Data signal (positive data receive/transmit)
3 RxD/TxD-N Data signal (negative data recive/transmit)
4 DGND Signal ground
5 SHIELD Shield ground
TerminatingResisterofBus
VP
RxD/TxD-P
Data line
Data line
390Ω
220Ω
390Ω
RxD/TxD-N
DGND
PROFIBUS-DPcommunicationconnectorandLED
LED Lit Unlit
CHK (red) Userproleerror Normal
RDY
(green)
Normal.
Communicating successfully.
No electricity, or Communication
failure
ERR (red)
Not connected, or communication
failure(ashing)
Normal
Modbusmasterwiring
Modbus master wiring is same as RS-485 communication wiring for Ethernet-serial
gateway function.
17.4 Wiring