Measurement	temperature rel. humidity temperature ( PT1000, external )
Calculated Values	abs. humidity dewpoint temperature enthalpie
Control	integrated
Temperature Range	-25 .. +80°C
Resolution	0.02°C
Accuracy	± 0.4°C (5..60°C), else ± 0.8°C
Humidity Range	0 .. 100% r.H
Resolution	0.02% r.h
Accuracy	± 3% r.H ( 20..80% ) at +20°C, else ± 5% r.H
Temperature Range ( PT1000, external )	-50 .. +400°C ( depending on the sensor used )
Resolution	0.02°C
Accuracy	depending on the sensor used
Binary In / Output	2
Operating Voltage	KNX bus voltage 21 .. 32VDC
Power Consumption	approx. 240mW ( at 24VDC )
Environment Temperature KNX-Module	Operating: -25 .. +80°C Storage: -25 .. +80°C
Environment Humidity KNX-Module	0 .. 100% r.H non condensing
Bus Coupler	integrated
Startup with the ETS Version 4 or higher	HLK305
Curcuit Points	KNX 2 pole clamps ( red / black )
Protection Class	IP20
Housing KNX-Module	plastic
Dimensions Housing KNX-Module	55mm standard frame size
Article Number	30541361 white 30541362 anthrazit


Measurement	Temperature ( HTU21, external ) rel. Humidity ( HTU21, external ) second Temperature ( PT1000, external )
Calculated Values	abs. Humidity Dewpoint Temperatur Enthalpy

Controlling	Integrated

Temperature Range ( HTU21, external )	-25 .. +80°C
Resolution	0.02°C
Accuracy	± 0.4°C (5..60°C), else ± 0.8°C

rel. Humidity Range ( HTU21, external )	0 .. 100% r.H
Resolution	0.02% r.H
Accuracy	± 3% r.H (20..80%) at +20°C, else ± 5% r.H

Temperature Range ( PT1000, external )	-50 .. +400°C ( depending on the sensor used )
Resolution	0.02°C
Accuracy	depending on the sensor used

Binary In- / Output	4

Operating Voltage	KNX Bus Voltage 21 .. 32VDC
Power Consumption	approx. 240mW ( at 24VDC )
Environment Temperature KNX Module	Operating: -25 .. +80°C Storage: -25 .. +80°C
Environment Humidity KNX Module	0 .. 100% r.H Non Condensing
Bus Coupler	Integrated
Auxiliary Supply	Not Required
Startup with the ETS Version 4 or higher	HLK305
Connection	KNX-2-Pole Clamps ( red / black )
Protection Class	IP20
Housing KNX Module	Plastic
Dimensions KNX Module	( 50 x 50 x 20 ) mm ( W x H X D ) 55mm diagonal ( for a standard flush-mounted box)

Article Number	30540780


Measurement	Temperature, rel. Humidity Temperature ( PT1000, external )
Calculated Values	abs. Humidity, Dewpoint Temperature, Enthalpie

Control	integrated

Temperature Range	-25 .. +80°C
Resolution	0.02°C
Accuracy	± 0.4°C (5..60°C), sonst ± 0.8°C

Humidity Range	0 .. 100% r.H
Resolution	0.02% r.H
Accuracy	± 3% r.H (20..80%) at +20°C, else ± 5% r.H

PT1000 not included
Temperature Range	-50 .. +400°C ( depending on the sensor used )
Resolution	0.02°C
Accuracy	depending on the sensor used

Binary In- / Output	4

Operating Voltage	KNX Bus Voltage 21 .. 32VDC
Power Consumption	approx. 240mW ( at 24VDC )
Environment Temperature KNX-Module	Operating: -25 .. +80°C Storage: -25 .. +80°C
Environment Humidity KNX-Module	0 .. 100% r.H Non Condensing
Bus Coupler	integrated
Auxiliary Supply	not required
Startup with the ETS Version 4 or higher	HLK305
Curcuit Points	KNX 2-pole clamps ( red / black )
Protection Class	IP20
Housing KNX-Module	Cover aluminum anodized ( black ) square: ( 80 x 80 x 6 ) mm round: Ø 84 x 6 mm Standard flush-mounted socket ( 60/68 mm ) in the dry interior

Article Number	30541583 Aluminum, square, sanded 30541584 Aluminum, square, sanded, black 30541683 Aluminum, round, anodized 30541684 Aluminum, round, anodized, black

Measurement	Temperature Relative Humidity
Calculated Values	Absolute Humidity Dewpoint Temperature Enthalpie
Control	Integrated
Temperature Range	-25 .. +80°C
Resolution	0.02°C
Accuracy	± 0.4°C (5..60°C), else ± 0.8°C
rel. Humidity Range	0 .. 100% r.H
Resolution	0.02% r.H
Accuracy	± 3% r.H (20..80%) @ 25°C, else ± 5% r.H
PT1000 not included
Temperature Range	-50 .. +400°C ( depending on the sensor used )
Resolution	0.02°C
Accuracy	depending on the sensor used
Binary inputs	2
Operating Voltage	KNX Bus Voltage 21 .. 32VDC
Power Consumption	approx. 240mW ( at 24VDC )
Environment Temperature KNX-Module	Operating: -25 .. +80°C Storage: -25 .. +80°C
Environment Humidity KNX-Module	0 .. 100% r.H Non Condensing
Bus Coupler	Integrated
Auxiliary Supply	Not Required
Startup with the ETS Version 4 or higher	HLK305
Curcuit Points	KNX 2-Pole Clamps ( red / black )
Protection Class	IP20
Housing KNX-Module	Plastic white
Dimensions Housing KNX-Module	( 71 x 71 x 25 ) mm
Article Number	30541261