Processor Upgrade; Closing The Unit - Siemens Simatic PG 740 Manual

4.7

Processor Upgrade

You can increase the power of your PG 740 by installing other processors.
Please contact your nearest service center or sales representative for more
information.
4.8

Closing the Unit

Closing the Unit
To close the unit, proceed as follows:
1. Bring the unit into its upright position.
2. Place the rear panel (top edge with guides) on the casing in an inclined
3. Swing the rear panel down over the casing until the catches on the underside
4. Bolt the rear panel tight with the two screws.
5. The unit is now ready for operation again.
Programming Device PG 740
C79000-G7076-C742-01
position.
of the casing engage.
PG 740 Expansions
4-17
4