Extech CO250 Portable Indoor Air Quality CO2 Meter/Datalogger
Checks for Carbon Dioxide (CO2) concentrations. Calculates statistical weighted averages of TWA (8 hour time weighted average) and STEL (15 minute short term exposure limit). Maintenance free NDIR (non-dispersive infrared) CO2 sensor. Measurement ranges: CO2: 0 to 5,000 ppm. Temperature: 14 to 140 F (-10 to 60 C). Humidity: 0.0 to 99.9 percent. User programmable audible alarm. Backlit triple LCD display. Built-in RS-232 interface for capturing readings on PC. Data acquisition software and cable included to record and document CO2, Humidity and Temperature data. Optional 33 and 75 percent RH calibration bottles (RH300-CAL). Complete with software and cable, 4 AA batteries, and carrying case.
Depth: 2.3 in.
Length: 7.9 in.
Temperature Range: 14 to 140 F
UPC CODE: 793950502501
Weight: 6.7 oz.
Width: 2.7 in.
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