
User's Guide ______________________________________________________________________
34 __________________________________________________________________ M210855EN-C
M-12 (8-Pin) Connector
0503-026
Figure 18 Wiring of Optional M-12 (8-Pin) Connector
Table 2 Pin Assignments to RS-232-/485 Serial Output
Pin/Terminal Wire Serial Signal Analog Signal
RS-232 (EIA-232) RS-485 (EIA-485)
1 White Data out TX A - -
2 Brown (serial GND) (serial GND) Signal GND (for
both channels)
3 (optional) Green External power control (serial GND) Signal GND (for
both channels)
4 Yellow - - Analog output
5 Grey Supply - Supply - Supply -
6 Pink Supply + Supply + Supply +
7 Blue Data in RX B - -
8 Shield/Red Cable shield Cable shield Cable shield
NOTE
The 8-pin connector cannot be used with relay modules or power
supply module that have AC (mains) power connection.
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