Small sized module designed for OEM system integrations in benign environments. A selection of ppm level measurement range options available.

Incorporates the silicon based Vaisala CARBOCAP Sensor Stable in terms of time and temperature Dust, water vapor or most chemicals do not affect the measurement accuracy of the sensor Small size enables easy integration into various systems

Carbon dioxide measurement
	Measurement range	0 ... 2000 ppm (nominal; can be calibrated for other ranges: 0 ... 5000 ppm, 0 ... 10 000 ppm, 0 ... 20 000 ppm)
	Accuracy (incl. repeatability, non-linearity and calibration uncertainty)	± (2 % of range + 2.0 % of reading)
Operating environment
	Temperature	-5 ... +45 °C (+23 ... +113 °F)
	Humidity	0 ... 85 %RH, non-condensing
Inputs and outputs
	Outputs	0 ... 20 or 4 ... 20 mA and 0 ... 10 V
	Operating voltage	Nominal 24 VDC/VAC (18 ... 30 VDC)
	Power consumption	<2.5 W
Mechanics
	Weight	45 g
	Probe housing material	PC plastic
Options and accessories
	GMI21	display and relay option
	GMR20	relay output option
	GMA20T	analog temperature module (not available when display option is added)
	19222GM	calibration software kit (disk and serial COM adapter)