Prefabricated aluminum profile Section 2 Installation
72 3BSE036351-510 A
Removing Processor Units Complete with Baseplates
Use the following procedure to remove a unit, complete with baseplate:
1. Switch off or disconnect the power supply to the controller units.
2. Remove any detachable cables from the appropriate unit baseplate.
Figure 22. PM891 - Side view
AC 800M units must be disconnected from the power source before removing
them from a DIN-rail!
It is not allowed to manipulate CEX bus baseplates in a powered and running
system. Before changing or removing a baseplate, all CEX modules on that
segment must be removed.
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