EUCHNER Electronic-Key Adapter with serial Interface - Manual (Page 13)

Manual EKS Electronic-Key Adapter serial
088796-02-03/05 Subject to technical modifications Page 13/24
6.3 Serial interface connection
6.3.1 RS232 wiring diagram
6.3.2 RS422 wiring diagram
TxD
RxD
GND
OUT
2
3
4
5
6
7
8
EKS
9 - Pin
3
2
20
7
6
4
5
25 - Pin
Shield
Receive Data
Transmit Data
Data Term Ready
Signal Ground
Data Set Ready
Request to Send
Clear to Send 2
3
4
5
6
7
8
PC or PLC
9 - Pin
TxD+
TxD-
RxD+
RxD-
TxD+
TxD-
RxD+
RxD-
7
9
1
GND GND
5