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Connecting
5.4 Connecting the communications module
5.4
Connecting the communications module
Interfaces
①
②
③
④
⑤
Figure 5-8
You can loop the supply voltages and PROFIBUS via the M12 round sockets
The pin assignments of the various interfaces are lasered on the side of each
communication module at the factory.
38
Status LEDs
Reader interfaces
X21-X24
(M12, 8-pin, A-coded)
Reader LEDs
Ethernet interface
X2 LINK
(M12, 4-pin, D-coded)
Ethernet LED
Design of the communication module
⑥
PROFIBUS LED
⑦
2x interface for the power supply
X80, X81
(M12, 4-pin, L-coded)
⑧
2x interface for PROFIBUS
DP1, DP2
(M12, 5-pin, B-coded)
⑨
PROFIBUS address adjuster
⑩
Mounting holes and functional ground
Operating Instructions, 12/2019, C79000-G8976-C578-01
⑦
⑧
+
.
SIMATIC RF166C
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