Siemens Simatic Box PC 840 V2 Getting Started page 22

Installation
4.1 Installing the device
Instructions for ceiling or wall mounting
Mounting examples
Stock
Concrete
Plasterboard
(min. 13 mm thick)
Metal
(min. 2 mm thick)
Warning
Ensure that the wall or ceiling is capable of carrying four times the total weight of your
Box PC 840 V2 (including brackets and expansion modules.) The total weight is
approx. 10 kg.
4-2
Bore diameter
8 mm diameter, 60 mm depth
14 mm diameter
5 mm diameter
Fixation
Dowel: 8 mm, 50 mm
screws 4 mm, 50 mm
Tilting dowel
diameter 4 mm
min. length 50 mm
Metal screws
diameter 4 mm
min. length 15 mm
SIMATIC Box PC 840 V2
Getting Started, Edition 05/2006, A5E00244266-02