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Installation
4.2 Securing with screws
SIMATIC PC Panel PC 677/877, Control Unit
4-2
Operating Instructions, Edition 04/2005, A5E00407724-01
4.2
4.2
Securing with screws
Range of validity
Skip this step if you have selected "clamp mounting."
Notice
You cannot use screws to secure the device with the 12" touch screen variant. For more
information, please refer to the chapter "Description."
Requirements
The installation cut-out has been completed.
Procedure
1. Follow the installation guidelines.
2. Drill suitable holes at the prepared installation cut-out in accordance with the
specifications for L4 and L5, as shown in the installation cut-out in the dimension
diagrams.
3. Carefully drill the respective holes in the control unit at the designed location (1) from the
rear.
Caution
Ensure that no metal cuttings enter the device. Cover the device with film or when drilling,
use removal by suction.
Figure 4-2
Designated location for holes on the control unit
4. Working from the front, insert the device into the installation cut-out.
5. Secure the control unit by inserting suitable screws through the holes and attaching nuts.
4.3
4.3
Dimensions
The mounting depth increases by 21 mm when an optical drive is installed in the device.
Take the dimensions from the dimensional drawings.