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Display layout of
room operator units
Function of the
display elements
and keys
12 / 16
QMX3... Wall-mounted sensors and room operator units for KNX PL-Link, KNX S-mode and KNX LTE-Mode
Siemens Smart Infrastructure
A
B
C
D
E
Key
1
2
B
3
4
· 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
· Toggling (key 1) between indoor and outdoor measurement
(temperature, humidity, CO
· 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
information.
· Operation of the occupancy state (presence switch, Comfort prolongation)
· Activate the Comfort prolongation using key 8 (only available if enabled)
· A Display (temp., AQ, r.h.)
· B Setpoint adjustment (temperature) ****)
· C Operation (fan, operating mode)
· D Navigation
· E Presence / Comfort prolongation (display, operation)
****) Setpoint adjustment :
● Absolute value (23.5 °C) or relative value (+2 °C)
A
)
2
, using key 4. The black bar points to the displayed
Key
5
6
7
8
2
CM2N1602en_08
2020-04-03
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