DESCRIPTION

SD Card real time recorder, 6000 ppm
CO2 METER, + Humidity/Temp.
Model : CO2-9904SD
* Real time recorder, save the data into the SD memory card and can be downloaded to the Excel,
　extra software is no need.
* Measurement : CO2 (Carbon dioxide), Humidity, Dew point, temperature.
* CO2 range : 0 to 6,000 ppm x 1 ppm.
* Humidity range: 10 to 95 %RH.
* Dew point : -25.3 to 48.9 oC, oC/oF.
* Temp. range : 0 to 50.0 oC, oC/oF.
* 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.
* 2 probes : CO2 and Humidity probe.
* Hard carrying case is included
* Can use 2 GB to 16 GB SD card (optional).
* RS232/USB computer interface.
* Patented.