A list item provides status information:
•
Tick
: Indicates the current selection from the room automation station. A change
from hourglass to tick indicates that the automation station has confirmed the
modifications the user just made.
•
Hourglass
: Indicates the progress of the selected activity.
•
Lock
: Indicates locked entries that cannot be selected / enabled.
•
Floppy disk
: Is only used in scene saving, and will be displayed for 1 second,
then go back to "Tick".
Maintenance
The device can be cleaned with off-the shelf, solvent-free cleaning agents.
Do not use mechanical aids (rough sponge or similar materials) – only a soft, damp
cloth.
Dismounting: see page 5.
Technical data
Supply voltage
Operating voltage range
KNX PL-Link DC 21...30 V
The room operator unit receives its power from the connected room automation station
via the KNX PL-Link interface
Power consumption
(from room automation station)
Max.10 mA at DC 24 V
Series A: Max.12.5 mA at DC 24 V
Operating data
Temperature sensor
Measuring element
NTC resistance sensor
Measuring range
0...50 °C
Measuring accuracy (5 … 30 °C)
±
0.61 K
Measuring accuracy (25 °C)
±
0.35 K
Display
Type
Dot matrix LCD, resolution 96 x 128
Information displayed depends on the
application in the PXC3... room automation
station
−
Room temperature
−
Setpoint adjustment
−
Control mode
−
Manually selected fan speed
−
Control sequence
−
Scenes
−
etc.
Ports/interfaces
Type of port between room automation station
and room operator unit
KNX PL-Link
Baud rate
9.6 kbps
Standard KNX plug
Wire diameter0.8 mm, max. 1.0 mm
(solid conductors only)
Cable type
Solid conductors 2-core, twisted pair
Single cable length (from room automation
station to room operator unit)
<1000 m
Cables must comply with KNX specifications, see TRA Installation manual, CM111043
Housing protection
Protection standard as per EN 60529
IP 30
Protection class
Insulation protection class
III
Status information
STOP
Note!
10 / 14
Siemens
QMX3... Freely configurable flush-mounted room operator unit for KNX PL-Link
CM2N1601en_04
Building Technologies
2016-03-24