The meter calculates statistical weighted averages of TWA (8 hour time weighted average) and STEL (15 minute short term exposure limit). Features include a backlit triple LCD display and programmable audible alarm.

Data acquisition software and cable are included to record and document CO₂, humidity, and temperature data.

Features:

•   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:

•     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% RH calibration bottles
•     Complete with software and cable, 4 AA batteries, and carrying case

• CO₂ Range: 0 to 5,000ppm
• CO₂ Resolution: 1ppm
• Temp Range: 14 to 140 F (-10 to 60 C)
• Temp Resolution: 0.1 F/C
• Humidity Range: 0.0 to 99.9%
• Humidity Resolution: 0.1%
• Wet Bulb & Dew Point: Calculated
• Dimensions: 7.9 x 2.7 x 2.3 (200 x 70 x 57mm)
• Weight: 6.7 oz. (190g)