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CDM77535 - Handheld Digital Environmental Meter With CO2 /RH / Temperature
CDM77535 - Handheld Digital Environmental Meter With CO2 /RH / Temperature
Item Id: CDM77535
Handheld digital environmental meter with CO2/RH/Temperature

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Building or office indoor air quality
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    Features & Benefits:

    • Measures CO2 level, air temperature, dewpoint, wet bulb temperature and humidity
    • Triple displays of CO2 level, temperature and humidity
    • Uses stable non-dispersive infrared (NDIR) sensor to measure CO2
    • Calculates, periodically updates and displays 8-hour time-weighted average (TWA) of CO2 exposure and 15-minute short-term exposure limit (STEL)
    • Backlit LCD
    • Audible CO2 warning alarm
    • Powered by batteries or included AC/DC adapter
    • Manual calibration of CO2 and humidity
    • RS-232 computer interface for uploading readings to a PC
    • Min/Max memory + data hold
    • CE and RoHS approved


    • CO2 Measurement Range: 0 to 5000ppm
    • CO2 Measurement Accuracy: 50ppm 5% of reading
    • Pressure Dependence of CO2 Measurement:+1.6% of reading per kPa deviation from sea-level atmospheric pressure (100kPa)
    • CO2 Calibration Level: 400ppm
    • Temperature Measurement Range: 14 to 140F (-10 to 60C)
    • Temperature Measurement Accuracy: 0.9F (0.6C)
    • Humidity Measurement Range: 10 to 95%
    • Humidity Measurement Accuracy: 3%
    • Warm up Time: 30 seconds
    • Response Times: 30 seconds for CO2 and temperature, 30 minutes for humidity
    • Auto Power Off: After 20 minutes of inactivity
    • Operating Temperature: 32 to 122F(0 to 50C)@<80% RH
    • Storage Temperature: -4 to 140F(-20 to 60C)@<80% RH
    • Dimensions:8.2 x 2.8 x 2.2 in. (208 x 71 x 56mm)
    • Weight: 5.6 oz. (159g)
    • Power Source: 4 AA batteries (included)

    Includes :

    • Molded hard case
    • 9V AC/DC adapter
    • Batteries

    Package Specifications:
    H: 14.25''

    W: 8.75''

    D: 2.87''

    Cube: 0.2074

    Weight: 28oz/1.75lbs

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