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QMX3...   Wall-mounted sensors and room operator units for KNX PL-Link, KNX S-mode and KNX LTE-Mode  CM2N1602en_07 
Siemens Building Technologies    2017-05-22 
•  A Display (temp., AQ, r.h.) 
•  B Setpoint adjustment (temperature) ****) 
•  C Operation (fan, operating mode) 
•  E Presence / Comfort prolongation (display, operation) 
 
****) Setpoint adjustment :      
● Absolute value (23.5 °C) or relative value (+2 °C) 
 
•  An arrow indicates that an element can be operated 
•  Temperature display in °C or °F / humidity in % r.H. /  
air quality in text, symbol, or ppm of CO
2
 
•  Toggling (key 1) between indoor and outdoor measurement  
(temperature, humidity, CO2) 
•  Indication that a window is open (connected window switch is active) 
•  Display of the plant state (Heating or Cooling / inactive) 
Note: No manual switchover! Key 5 is used for Green Leaf 
 
•  Green Leaf function:  
Pressing key 5 activates the RoomOptiControl function.  
•  Display of the relative or absolute setpoint for temperature 
•  Adjusting the setpoint using keys 2 and 6 
 
•  Display of the present fan speed (when automatic) 
•  Adjusting the fan speed using key 3 (or keys 3 and 7 if operation of room 
operating mode is disabled) 
•  Display of the room operating mode (when automatic) 
•  Adjusting the room operating mode using key 7 
 
•  Navigation: toggle the display / setpoint setting between temperature / 
humidity / CO
2 
, using key 4. The black bar points to the displayed 
•  Operation of the occupancy state (presence switch, Comfort prolongation) 
•  Activate the Comfort prolongation using key 8 (only available if enabled) 
Display layout of