15/245 
Building Technologies Division  Basic Documentation LME7...  CC1P7105en 
Infrastructure & Cities Sector  1 Safety notes  29.11.2011 
 
1.2 Mounting notes 
 
  Ensure that the relevant national safety regulations are complied with 
  In the geographical areas where DIN regulations are in use, the requirements of 
VDE must be satisfied, especially DIN/VDE 0100, 0550 and DIN/VDE 0722 
  The LME7... basic unit must be secured with fixing screws M4 (UNC32) or M5 
(UNC24), observing a maximum tightening torque of 1.8 Nm and using all 3 fixing 
points. The additional mounting surfaces on the housing are provided to improve 
mechanical stability. These must fully rest on the mounting surface to which the unit 
is secured. The flatness of that mounting surface must be within a tolerance band of 
0.3 mm 
 
60
(42)
42
(73.9)
73.9
0.3
Outer contour housing
5
5
168.8
108.8
7113z05e/0810
Program module
Operating panel
13
13
13
13
1313
O5 (3x)
 
Figure 1: Mounting – mounting surface 
 
 
Mounting surface 
 
Installation notes