Euchner MGB (V1.2.3) Manuel d'utilisateur télécharger pdf (Page 9)

MGB Help for Setup and Service

2.7 Separate operation functions on the safety relay, but not series

operation

Fault symptom:

The connection of a separate MGB operation to a safety relay functions, but the connection in series operation

to a safety relay does not function despite correct wiring. The safety relay displays a fault or does not switch on.

Possible fault causes:

 The first MGB is connected to the safety relay with its inputs I

and I

, and the current that the safety relay

can supply is insufficient.

Remedy:

Wiring of the first inputs I

und I

directly to the 24 V DC power supply.

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Euchner MGB (V1.2.3) Manuel d'utilisateur Page 9