
3-5
SIMATIC 545/555/575 System Manual
Installing 505 System Hardware
3.4 Rack Mounting Series 505 Bases
Use the following steps for mounting a PPX:505–6511 or PPX:505–6516
base in a standard 19-inch rack. See Figure 3-1.
1. Move brackets from wall-mounting position (back of chassis) to front
position.
2. Position the base in the 19-inch rack. Depth of base is 8 inches
(205 mm).
NOTE: There should be at least 6 inches (150 mm) of clearance at the top
and bottom of the base for adequate airflow.
3. Align two bracket slots with two screw holes located on each side of the
19-inch rack.
4. Secure each bracket to the 19-inch rack with two screws installed
through the bracket slots.
Figure 3-1 Mounting Base to Standard 19-inch Rack
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