75
RS232 / RS485 Serial Socket
A PC, PLC or a process control system (PCS) can be connected to this socket, in order
to remotely control the controller. Alternatively, connecting to a RS485 bus is also
possible (not valid for the Web.G@te). Before connecting the line, check and if
necessary adjust the settings in the menu
Digit. Interface.
Wiring RS232:
Pin2
RxD
Receive
Data
Pin3
TxD
Transmit
Data
Pin5
GND
Signal
GND
Wiring RS485:
Pin6
A with120 Ohm load resistance.
Pin7
A
Pin8
B