Order numbers

GS 87.12 knx

Multisensor / Room climate controller

Accessories

Motion (PIR)	Value output
Light	Value output Control
CO₂	Value output Control (step and PI control)
Relative humidity	Value output Control (step and PI control) Alarm Comparator
Temperature	Value output Control heating (2-point and PI control) Control cooling (2-point and PI control) Alarm
Dew point	Value output Alarm
Heat index	Value output Alarm
VOC	Value output Control (step and PI control) Alarm
Air pressure	Value output
VAV	Value output Control (PI control only)
Buzzer	Signal
External inputs	Value output
LED indicator	Signal
Outputs	0–10 V
and much more...

Supply voltage	via KNX bus voltage
Bus current	< 12.5 mA
Bus system	KNX
Safety	KNX Secure
Sensors	motion light CO₂ relative humidity temperature VOC air pressure
Functions	switching dimming blind / shutter control scenes values logic function and much more
Inputs	3 binary inputs 1 analog input for external temperature sensor
Outputs	3 outputs 0–10 V, freely configurable
PIR detection range	360° / 4 m (max. 7 m)
Measuring range brightness	0...65,000 lux
Measuring range CO2 concentration	425...5,000 ppm (air pressure compensated)
Measuring range rel. humidity	0...100 %
Measuring range temperature	0...+50 °C
Value range VOC concentration	0...500 (index)
Measuring range absolute air pressure	300...1,100 hPa
Permitted ambient temperature	0...+50 °C
Housing	self-extinguishing thermoplastic
Dimensions	80.5 x 80.5 x 45 mm
Housing color	white (similar to RAL 9016) black (similar to RAL 9005) specific colors on request
Mounting	recessed ceiling mounting
Type of protection	IP 20 (DIN EN 60529)
Class of protection	III when installed according to regulations
Connection type	KNX bus terminal / push-in terminals (inputs and outputs)
Connection external temperature sensor	Conductor cross-section Solid: 0.5–2.5 mm² Flexible: 0.5–1.5 mm² with wire end ferrules Stripping length: 9 mm
Connection binary inputs / analog outputs 0–10 V	Conductor cross-section Solid: 0.2–0.5 mm² Flexible: 0.5 mm² with wire end ferrules
ETS languages	German, English, French, Italian

Hugo Müller GmbH & Co KG

Tel.: +49 (0) 7720 80 83 6