Connecting The 3Di/Lc Module For The Motor Starter - Siemens 3RK1308‑0 00‑0CP0 Series Equipment Manual

B.2.3

Connecting the 3DI/LC module for the motor starter

Procedure
The figure below shows the connections of the 3DI/LC module:
①
②
③
④
⑤
⑥
Note
The digital inputs (1 to 4) are not isolated. The reference potential is M (5). Control the digital
inputs only via a unit supplied from the 24 V DC output (6).
Connect only cables of maximum 30 m to the 3DI/LC module.
The supply (5 and 6) is protected against short circuits.
Motor starter (3RK1308‑0**00‑0CP0)
Equipment Manual, 11/2019, A5E34821005002A/RS-AC/003
Digital input 3
Digital input 2
Digital input 1
Local control (manual local)
Ground
24 V DC/ 100 mA output
B.2 Connection examples for fail-safe motor starters
Circuit examples
213