Siemens SIMATIC RF185C Operating Instructions Manual page 41

Example
With 16 A, the voltage drop via the two L-coded M12 plug-in connectors and in the
communications module is approximately 0.2 V. The value can vary significantly depending
on the plug connection or condition.
When using a 7 m power cable with ∅ 1.5 mm
load.
SIMATIC RF185C, RF186C, RF188C
Operating Instructions, 10/2018, C79000-G8976-C512-01
5.6 Connecting cables for the CMs
, the voltage drop is approx. 2.6 V with a 16 A
2
Connection
41