Siemens SIMATIC PANEL PC 877 - Manual (Page 39)

Installation
5.2 Securing the device with screws
SIMATIC Panel PC 877
Operating instructions, Release 07/2006, A5E00877780-01
5-3
5.2
5.2
Securing the device with screws
Note
To secure the 19" front panel with screws, backing plates with Order No. 6AV7672-8KE00-
0AA0 are required on the front.
Drilling holes
Steps for drilling holes
1 Drill holes (Ø approx. 2.5 mm) from the rear in the 4 recesses of the control unit.
2 Use a Ø 5.5 mm bit for M5 and a Ø 6.5 mm bit for M6
3 Deburr the holes from the front of the control unit
Notice
Risk of damage
Ensure that no metal cuttings enter the device when the holes are drilled. Cover the device
with film or when drilling, use removal by suction.