Coding - Siemens SINAMICS S120 Manual

Motor connection, shield support and fabrication
4.1 Motor plug connector for Motor Modules 3 A ... 30 A
4.1.5.3

Coding

Coding keys can be used to distinguish between different motor connectors, especially those
for Double Motor Modules. The terminal kit contains 2 coding stars, each of which has 6
coding keys.
The example below illustrates how to code 2 push-in connectors and the motor connector
terminal in such a way that the connectors cannot be interchanged.
Motor connector with a coding star from the terminal kit
①
Insert the coding key
W2 of the motor connector.
At the 2nd motor connector, insert a different coding key into
the inner slot of terminal W2
the key snaps off.
84
into the slot at the end of terminal
②
and then twist the star until
Push the coding key as far as it will go into the slot and then
twist the star until the key snaps off.
The two motor connectors now have different codes.
Power Units in Booksize C/D-Type Format
Manual, 12/2018, 6SL3097-5AC20-0BP0