User Manual

13 / 46
Siemens Wall-mounted sensors and room operator units for KNX/ETS and KNX/ACS CM2N1602en_06
Building Technologies Mounting and electrical installation 2019-04-08
Use a metal-reinforced base plate QMX3.MP1 instead oft he standard base plate
delivered with the room operator unit.
The installing tube must be sealed or cold or warm air may enter the device and
cause faulty temperature readings by the internal sensor.
1 Fixing the box on the cavity wall.
2 Fixing the QMX3.MP1 base plate on the box using 2 screws.
3 The gray foam plate (removable) compensates for the jutting edge of the box so
that the plate is aligned with the wall.
Wall mounting
Remove the breakout on the housing before putting the cable into the gaining channel.
4-wire cables
(daisy chain wiring)
Remove the cable coating, as it will not fit in
the gaining channel.
Monting over a cavity
wall box
1
1
2
2
3