Dimensions	330 x 250 x 50 mm
Weight	1400 g
Range of application	0…50 °C / 0…95 %RH, non-condensing
Accuracy at 23 ±5 °C	±30 ppm ±5 % of the measured value, <2.5 %RH (10...90 %RH), ±0.3 °K
Measuring range	0…5000 ppm / 0...100 %RH / -20...60 °C
Measurement principle	Infrared (NDIR) with automatic calibration (ABC)
Adjustment points	0, 400 ppm and 35, 80 %RH
Pressure dependency	+1.6 % reading per kPa
Null drift	<10 ppm/year
Power supply / Power consumption	AC adapter 12 VDC
Current consumption	700 mA (max)
Warm-up time	<1 min.
Long-term stability	< 1.5 %RH per year
Humidity sensor	ROTRONIC HYGROMER® IN-1
Temperature sensor	NTC
Response time	CO2 : <3 min. diffusion time / T°: 4s
Response time t 63	<30 s, without filter
Parameters shown	CO2, relative humidity and temperature
Alarm indicators	Adjustable for CO2 measurement
Clock	Real time clock
Memory size	18,000 values with time stamp, automatic recording (%RH / °C / ppm)
Housing	ABS
CE / EMC conform	2004/108/EC
Maintenance	No maintenance (standard indoor application)