Wall mounting Section 5  Mounting
76 M&I – AC 900F Controller
 
Wall mounting
Wall mounting is an alternative to DIN rail mounting of the AC 900F controller. The 
description below generally also applies for installation on a mounting panel inside 
a cabinet.
PM 902F CPU module
The 902F PM CPU module features four bores for screws on the rear side of the 
housing (see arrows).
Ac 900F_wall accessory_1.png
Suitable dowels and screws (e.g. 4 x 50 mm) must be selected depending on the wall 
material at the place of installation. 
AC 900F_wall accessory_3.png
The enclosed mounting set (red parts) is intended for both upper screws. Both 
plastic tubes are designed to bridge the gap between the plastic housing and the 
wall. Insert the nose of these tubes into the bore provided in the plastic housing.