Siemens CPU 948 User Manual

Appendix 2: Inserting and Removing the PG Submodule
If you want to use a PG submodule, this must first be added to the
CPU (before the CPU is installed in the central controller).
Caution
Switch off the power supply to the programmable controller
before you remove the CPU.
Inserting the submodule
Note
The jumpers on the PG submodule are already correctly set when
supplied. If, following installation you encounter difficulties,
compare the jumper setting with the settings shown in the System
Manual /2/.
Insert your PG submodule as follows:
Step Action
1 Switch off the power supply to your PLC.
2 Remove the CPU from the central controller.
3 Undo the two screws securing the cover of the submodule
receptacle on the CPU and remove the cover.
4 Insert the PG submodule through the front panel into the
connector (components in the same direction as those of
the CPU).
5 Secure the submodule with the two screws previously
used for the cover.
6 Insert the CPU in the central controller.
7 Switch on the power supply to your PLC again.
Appendix 2: Inserting and Removing the PG Submodule
CPU 948 Programming Guide
C79000-G8576-C848-04
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Siemens CPU 948 Specifications

General

Brand	Siemens
Model	CPU 948
Category	Controller
Language	English