LION microPLC
▪
Initial Operation – Hardware
31
RS422
1. Connect the microPLC with a
suitable cable. “Hot Plugging“ is
possible.
Pin
Signal
Description
Connector
Housing
PE
Protective
Earth
1
TXD-
Transmitting
Data
2
TXD+
Transmitting
Data
3
RXD+
Receiving
Data
4
RXD-
Receiving
Data
5
NC
Not connected
6
NC
Not connected
7
NC
Not connected
8
NC
Not connected
9
NC
Not connected
Fig. 9: Serial Interface (male) SUB-D, X4,
RS422
5;'
5HFHLYLQJ'DWD
5;'
5HFHLYLQJ'DWD
7;'
7UDQVPLWWLQJ'DWD
7;'
7UDQVPLWWLQJ'DWD
The serial interfaces RS422 can only be configured ex works.