IDENTIFICATION
Installation
ID ISC.LRU1002
FEIG ELECTRONIC GmbH
Page 15 of 32
M61110-2e-ID-B.docx
4.3.3. RS232 Interface on connector X4
The RS232 interface is connected on X4. The transmission parameters can be configured by
means of software protocol.
Figure 7: RS232 interface pin-outs on X4
Table 7: Pin Assignment RS232 Interface
Pin Number
at Connector X4
Pin Assignment
1
RS232
– RxD
2
RS232
– TxD
3
GND
Figure 8: Wiring example for connecting the RS232 interface to a 9 pin D-SUB plug