CO2 METER + Humidity/Temp + Dew point+ Data recorder
* CO2 range : 0 to 10,000 ppm x 1 ppm
* Humidity range: 10 to 95 %RH. x 0.1 % RH
* Dew point Temp. and Wet bulb Temp. measurement
* Temp. range : 0 to 50.0C
* CO2 sensor : NDIR, long term reliability
* Humidity sensor : Precision capacitance sensor
* Alarm setting with the beeper sound output.
* Sampling time for data recorder is 2 seconds to 8 hours.
* Option: 2 GB to 16 GB SD card, RS232/USB cable