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Package Size: 14.2 x 8.8 x 2.9 inches
Simultaneously monitors carbon dioxide (CO2), relative humidity and temperature. Instantaneous readings are displayed on a high resolution LCD with backlight. Dew point and wet bulb temperatures can also be displayed. Displays STEL readings (Short-Term Exposure Limit) over a 15-minute period and TWA readings (Time-Weighted Average) over a period of 8 hours. Hold function freezes displayed reading. Maximum, minimum and average functions. Low drift, non-dispersive infrared CO2 sensor. Audible warning alarm of excessive CO2 concentrations. RS232 output ranges: CO2: 0 to 5,000 ppm. Temperature: -10 to 60 degree C (14 to 140 degree F). Humidity: 0 to 99.9 percent RH. Dew point: -73.4 to 60 degree C. Wet bulb: -13.3 to 60 degree C. Resolution: CO2: 1 ppm; Temperature: 0.1degree C/ degree F. Humidity: 0.1 percent RH. Accuracy: CO2: +/-5 percent rdg. +/-50 ppm. Temperature: +/-0.6 degree C (+/-0.9 degree F). Humidity: +/-3 percent RH at 25 degree C (10 to 90 percent RH) +/-5 percent RH <10 percent and >90 percent. Sensors: CO2: non-dispersive Infrared (NDIR). Humidity: rotronic capacitor. Response time: 30 seconds. AlA RMS: audible: 80dB. Power supply: 4 x "AA" alkaline batteries. Battery life: 24 hours.
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