*Low cost wall mountable monitor checking indoor air quality
*Super large LCD displays CO2 ,temperature & humidity simultaneously
*Designed with NDIR (non-dispersive infrared) waveguide technology CO2 sensor
*ABC (automatic background calibration) preset on for long time drift compensation
*Warning carbon dioxide level programmable
*Visible & audible alarm (~80db) are both available
*Alarm output drives built- in relay to control ventilation system
*Max ,min, average functions included
*PC output to computer for on line analysis
*Display 8 hrs TWA value (time-weighted average) or 15 minutes STEL value (short-term exposure limit)
*Housing design surrounds with rails to help air ventilation for quick and accurate response
*Easy to manually calibrate at fresh air around 380-420ppm
*Temperature unit is switchable
*Measuring range:0~9999 ppm, (2001~9999 ppm out of scale range)
*Temperature:-10~60 C (14~140 F)
*Relative Humidity:0.1%~99.9%RH
*DP(Dew point temp.):-20.0~59.9 C
*WB(Wet bulb temp.):-5.0~59.9 C
*Resolution:1ppm , 0.1 C/ F, 0.1%RH
*Accuracy:+50ppm+5% of reading(0~2000ppm)
*Other ranges are not specified
*Temperature:+0.6 C/+0.9 F
*Relative Humidity +3%RH o o (at 25 C, 10~90%RH) ;
*Warm-up time 30 seconds
*Meter size (LxWxH,mm):130x 85 x 60
*Weight:200g
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