• QEL Q-Controller

    QEL Q-Controllerpdf

    The new Q-Controller includes features that are unique to the gas detection industry. The system uses an RS-485 communication protocol that accommodates 128 channels through four digital ports. Features
    • Wireless Communication with smart devices
    • Seven-inch touchscreen display
    • Data-logging
    Details

  • QEL Q5 Series

    QEL Q5 Seriespdf

    The Q5 Series smart toxic/combustible gas sensor/transmitters use various sensing technologies to detect a wide assortment of gases. The units are housed in a NEMA 4X enclosure with an integral buzzer that will meet the most stringent of applications. Features
    • Uses Electrochemical, Catalytic Bead and Infrared Sensors
    • Pre-calibrated sensors available for easy replacement without calibration
    • Three on-board user-programmable relays
    Details

  • QEL Q8 Series

    QEL Q8 Seriespdf

    The new Q8 Series of Explosion Proof Gas Detectors are used for applications that require a more rugged enclosure and meet Class 1 Division 2 requirements. Each unit comes standard with a digital display of concentration, relay status, STEL, TWA and peak daily value of the gas detected. Features
    • RS-485 communication
    • 3 on-board relays
    • 4-20 mA output
    Details

  • QEL QIRF Series Refrigerant

    QEL QIRF Series Refrigerantpdf

    The QIRF refrigerant gas detectors are the second generation of QEL proprietary designed transmitter/sensors. They are configured easily to meet the International Mechanical Code, ASHRAE 15, and B52 requirements.
    Details
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