Setting Up and Operating the SIMATIC Box PC 840
Depending on the configuration of the device, two mounting brackets are included
in the scope of delivery. You can attach these to the housing with 6 screws (M3x6).
Figure 3-1 Screw Connection Points for Mounting Brackets (Cover Side Downwards)
for Wall or Ceiling Installation
To install the SIMATIC Box PC 840 in a concrete wall or ceiling proceed as follows:
1. Fix the mounting brackets to the housing of the PC.
2. Drill four holes of 8 mm diameter and 60 mm depth into the wall or ceiling. You
will find the required dimension drawings on the following pages.
3. Insert the concrete plugs (8 mm diameter and 50 mm long) into the drill holes.
4. Fix the PC with four screws (4 mm diameter and 50 mm long).
In a plasterboard wall or ceiling (min. 13 mm thick), drill holes of 14 mm diameter
and fasten the PC with four anchors (4 mm diameter and 50 mm long).
In a metal sheet wall or ceiling (min. 2 mm thick), drill holes of 5 mm diameter and
fasten the PC with four screws (4 mm diameter and min. 15 mm long).
The installer must verify that the wall or ceiling can support four times the full load
of the SIMATIC Box PC 840 (with mounting brackets and additional PC cards).
The total weight is approx. 10 kg.
M3 thread, max. depth of engagement 5 mm
SIMATIC Box PC 840 Manual