Electrical installation
4.10 Other connections
Converter cabinet units
184 Operating Instructions, 07/2016, A5E03347396A
Note
Ensuring the function of digital inputs
An open input is interpreted as "low".
Terminal M1 must be connected so that the digital inputs (DI) can
function.
This is achieved through one of the following measures:
Also route the reference ground of the digital inputs.
A jumper to terminal M. (
This removes the electrical isolation for these digital
inputs.)
Note
If the 24 V supply is briefly
interrupted, then the digital outputs are deactivated during this
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