Connection configuration Type 8713 / 8703
9-pin sub-D plug
1
Binary input (related to GND PIN 2)
2
GND
3
Power supply +24 V DC
Relay, C contact
4
Relay, NC contact
5
TX+ (RS485-Y)
6
bridge with pin 9 at Half-Dublex
TX- (RS485-Z)
7
bridge with pin 8 at Half-Dublex
RX- (RS485-B)
8
9
RX+ (RS485-A)
MFC/MFM - 35