CO2 METER + Humidity/ Temp. CO2-9904SD

Description * 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.