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Extech CO250 Portable Indoor Air Quality CO2 Meter

Item #:
EXT-CO250
Brand:
Extech
Extech CO250 Portable Indoor Air Quality CO2 Meter
$409.99
Qty

Discontinued

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Extech CO250 Portable Indoor Air Quality CO2 Meter

Extech CO250 Portable Indoor Air Quality CO2 Meter

$409.99

Discontinued


CO250 Portable Indoor Air Quality CO2 Meter by Extech

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: CO2: 0 to 5,000ppm; Temperature: 14 to 140°F (-10 to 60°C); Humidity: 0.0 to 99.9%
  • 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 (RH300-CAL)
  • Complete with software and cable, 4 AA batteries, and carrying case

Applications

  • Check air quality in schools, office buildings, greenhouses, hospitals and anywhere that high levels of carbon dioxide are generated
General Specifications
Display Triple LCD with backlight
Sensor Type CO2: NDIR (non-dispersive infrared) technology
Humidity: Capacitance sensor;
Temperature (air): Thermistor
Operating Conditions 0 to 50°C (32 to 122°F); < 95% RH non-condensing
Storage Conditions -20 to 60°C ( -4 to 140°F); <99% RH non-condensing
Power Supply 4 x 1.5V 'AA' batteries or AC adaptor (9V/1A)
Battery Life approx. 24 hours (alkaline batteries)
Dimensions / Weight 200x70x57mm (7.9x2.7x2.3")/190g (6.7 oz.)

Range Specifications
Function Range Resolution Accuracy
CO2 0 to 5000ppm 1ppm ±(%5rdg + 50ppm)
5000 to 9999ppm 1ppm Not specified
Pressure dependence: +1.6% reading per kPa deviation from normal pressure, 100kPa
Temperature -10 to 60°C
14 to 140°F
0.1° ±0.6°C/0.9°F
Humidity 0.0 to 99.9% 0.1% ±3%(10 to 90%)
±5%(< or > 10 to 90%)
Wet Bulb -5 to 60°C
23 to 140°F
0.1° Calculated from RH and Temperature
Dew Point -20 to 60°C
-4 to 140°F
0.1°

Datasheets & User Manuals

Questions & Answers