The indoor air quality control sensor allows real-time measurement of temperature, humidity, CO2 (carbon dioxide) and brightness. It allows you to monitor the level of indoor air pollution, and prevent symptoms related to polluted air

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  • LUTRON CO and CO2 meter AQ-9901SD

    SPECIFICATIONS

    • Circuit : Custom one-chip of microprocessor LSI circuit.
    • Display : LCD size : 52 mm x 38 mm ; LCD with green backlight ( ON/OFF ).
    • Measurement :
      CO2 (Carbon dioxide )
      CO ( Carbon monoxide )
      O2 ( Oxygen in air )
      Humidity
      Dew point Temp., Wet bulb Temp.
    • Data error number : 0.1% of total saved data max.
    • Memory Card : SD memory card. 1 GB to 16 GB.
    • Sampling time of display : Approx. 1 second.
    • Power Supply : AAlkaline or heavy duty DC 1.5 V battery ( UM3, AA ) x 6 PCs, or equivalent.

    ELECTRICAL SPECIFICATIONS

    • CO2 ( Carbon dioxide )
      Range : 0 to 4,000 ppm
      Resolution : 1 ppm
      Accuracy : ± 40 ppm : 1,000 ppm ; ± 5% of reading : > 1,000 ppm 3,000 ppm ; ± 250 ppm typically : > 3,000 ppm, reference only
    • Temperature :
      Range : 0 ℃ to 50 ℃ ; 32 ℉ to 122 ℉
      Resolution : 0.1 Degree
      Accuracy : ℃ : ± 0.8 ; ℉ : ± 1.5

     

    • CO ( Carbon dioxide )
      Range : 0 to 1,000 ppm
      Resolution : 1 ppm
      Accuracy : ± ( 5% + 2 ppm )
      Response Time : < 30 seconds
      Sensitivity Drift : < 5% per year
    • Temperature :
      Range : 0 ℃ to 50 ℃ ; 32 ℉ to 122 ℉
      Resolution : 0.1 Degree
      Accuracy : ℃ : ± 0.8 ; ℉ : ± 1.5

     

    • O2 ( Air oxygen )
      Range : 0 to 30 %O2.
      Resolution : 0.1 %O2.
      Accuracy : ± ( 1 % reading + 0.2 % O2 )
      Response Time : <= 15 seconds
      Sensitivity Drift : < 5% per year
      Overload Protection : 100 %O2.
      Environment Pressure Range : 0.9 to 1.1 atmosphere.
    • Temperature :
      Range : 0 ℃ to 50 ℃ ; 32 ℉ to 122 ℉
      Resolution : 0.1 Degree
      Accuracy : ℃ : ± 0.8 ; ℉ : ± 1.5

    FEATURES 

    • RS232/USB computer interface.
    • Meter can cooperate with 2 GB to 16 GB SD card, SD card is optional .
    • Separate probe, easy for remote measurements.
    • Complete set of 4 probes : CO2/Temp. probe, O2/Temp. probe, CO/Temp. probe,Humidity/Temp. probe, main meter and the hard carrying case.
    • Sampling time for data recorder is 2 seconds to 8 hours
    • Alarm setting with the beeper sound output
    • Humidity sensor : Precision capacitance sensor
    • CO, O2 sensor : Galvanic cell type.
    • CO range : 0 to 1,000 ppm x 1 ppm
    • O2 range : 0 to 30.0 % x 0.1 %.
    • CO2 range : 0 to 4,000 ppm x 1 ppm.
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  • Lutron GCH 2018 IAQ Monitor CO2 Meter + Humidity & Temperature

    SPECIFICATIONS

    • Circuit : Custom one-chip of microprocessor LSI circuit.
    • Display : LCD size : 52 mm x 38 mm dual function LCD display.
    • Measurement : CO2 ( Carbon dioxide ), Temp. Humidity, Dew point, Temp.
    • HUMIDITY :
      Range : 10 % to 95 % R.H
      Resolution : 0.1 % R.H.
      Accuracy : ≧ 70% RH : ≧ ± (3% reading + 1% RH). ; < 70% RH : ± 3% RH.
    • Temperature :
      Range : 0 to 50 ,32 to 122 .
      Resolution : 0.1 Degree
      Accuracy : ℃ : -0.8℃ ; ℉ : – 1.5 ℉
    • Dew Point
      Range : -25.3 ℃ to 48.9  ℃
      Resolution: 0.1℃Range : -13.5℉ to 120.1℉
      Resolution : 0.1℉
    • Operating Temperature : 0 to 50 . ℃
    • Operating Humidity
      Main instrument : Less than 85% R.H.
      C02 probe : Less than 85% R.H.
      Humidity probe : 0 to 95 %RH.
    • Power Supply : DC 1.5 V battery ( UM4, AAA ) x 6 PCs, or equivalent.
    • Alarm setting : For CO2 measurement only.

    FEATURES

    • High repeatability and high accuracy
    • Auto shut off is available to save battery life.
    •  Power supply from batteries or DC 9V adapter in.
    • Heavy duty & compact housing with hard carrying case, designed for easy carry out & operation.
    • Microprocessor circuit assures maximum possible accuracy, provides special functions and features.
    • Dimensions : 173 x 68 x 42 mm (7.9 x 2.7x 1.2 inch)
    • Accessories Included :
      Instruction manual 1 PC
      CO2 probe 1 PC
      Humidity probe 1 PC
      Hard Carrying case .1 PC
    • Humidity measurement with fast response time.
    • Large S-TN LCD, high contrast, easy readout.
    • CO2 function with alarm setting.
    • Separate probe, easy operation and convenient  for remote measurement.
    • Two probes, one is for CO2/Temp. measurement, other probe is for Humidity/Temp./Dew point measurement
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