Features

• Checks for Carbon Dioxide (CO₂) concentrations
• Maintenance free NDIR (non-dispersive infrared) CO₂ sensor
• Automatic Baseline Calibration (ABC) with disable feature for use in areas with continuously elevated CO₂ levels (>400ppm)
• Triple LCD simultaneously displays CO₂, Temperature and Humidity
• Visible and Audible CO₂ warning alarm when concentration level exceeds high or low user set point
• Calculates Dew Point and Wet Bulb values
• Min/Max CO₂ value recall function
• Calculates statistical weighted averages of TWA (8 hour Time Weighted Average) and STEL (15 minute Short Term Exposure Limit)
• Alarm relay output for ventilation control
• Desktop or wall mount
• Complete with Universal AC adaptor and multi-plugs (US, EU, UK, AU)