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Met One ES-642 Remote Dust Monitor

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Code: #21417

Supplier: Met One Instruments, Inc.

Met One ES-642 Remote Dust Monitor

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  • Applications
    - Building Automation
    - Military Applications
    - Environmental Clean-Up Sites
    - Air Pollution Level Monitoring
    - Dust Level Warning Systems

  • Measurement Principle:

    Particulate concentration by forward
    light scatter laser Nephelometer

    Available Cut Points:

    TSP Inlet Standard. PM10, PM2.5, and PM1
    sharp-cut cyclone inlets available.

    Measurement Range:

    0 to 100 mg/m3 (0 to 100,000 mg/m3)

    Measurement Sensitivity:

    .001 mg/m3.

    Nephelometer Accuracy:

    ± 5% traceable standard with 0.6um PSL.

    Particle Size Sensitivity:

    0.1 to 100 micron.

    Display:

    2 X 16 backlit LCD. Provides concentration,
    flow and status information.

    Zero Calibration:

    Automatic Zero Calibration every hour or as programmed
    from 1 to 999 minutes.

    Flow Rate:

    2.0 liters/minute ± 0.1 lpm.

    Input Voltage:

    11 – 40 VDC

    Power Consumption:

    12 VDC = 300 mA (heater off), 1.2 A (heater on)
    24 VDC = 140 mA (heater off), 0.6 A (heater on)

    Analog Output:

    4-20 mA and 0 – 10 VDC.

    Serial Ports:

    RS-232 and RS-485

    Serial Protocols:

    ASCII Text data format and MODBUS RTU.

    Alarm Output:

    Normally open and normally closed relay 30 VDC @ 1A maximum.

    Operating Temperature:

    -10 to +50°C. (Ambient Temperature Sensor Range -30 to +50°C).

    Barometric Pressure:

    600 to 1040 mbar pressure sensor range.

    Ambient Humidity Range:

    0 to 90% RH, non-condensing.

    Intake Moisture Control:

    Automatic 10 Watt inlet heater module controlled
    to sample RH set point.

    Factory Serivce Interval:

    24 Months typical, under continuous use in normal ambient air.

    Mounting Options:

    Mounting bracket standard (wall or 2” vertical mast).
    Optional EX-905 tripod.

    Unit Weight:

    2.7 kg (6.0 lbs.)

    Unit Dimensions:

    22.9cm high, 17.8cm wide, 10.8cm deep. (9.0” x 7.0” x 4.25”). w/out inlet assy.
    48.3cm high, 17.8cm wide, 10.8cm deep. (19.0” x 7.0” x 4.25”).
    w/ inlet assy.

 

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