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4 in 1 Portable Gas Detector Shield BTYQ-Z4 Series
Portable Detector

4 in 1 Portable Gas Detector Shield BTYQ-Z4 Series

Product Overview

 

The BTYQ-Z4 portable gas detector (hereinafter referred to as the detector) adopts advanced large-scale integrated circuit technology, international standard intelligent design technology, and proprietary digital-analog hybrid communication technology to design a fully intelligent gas detector. The detector uses a free diffusion method to detect gases, with high-quality gas sensors as the sensitive components, offering excellent sensitivity and outstanding repeatability. It is easy to use and maintain, meeting the reliability requirements of industrial site safety monitoring. The casing is made of high-strength engineering plastic, which is strong, has a good feel, and is waterproof, dustproof, and explosion-proof.

 

Application

 

This detector is widely used in industries such as petroleum, chemical, environmental protection, metallurgy, refining, gas distribution, biochemical medicine, and agriculture. The design, manufacture, and inspection of this product comply with the following national standards.

    Structure and Function Comparison Table
    The appearance and structure of the equipment are shown in the following diagram:
    BTYQ-SD3011
    The device has four buttons, namely left, menu, power, and right. 
    The device has three indicator lights, namely normal, alarm, and fault indicators. 
    Leak Detector Structure
    The device mainly consists of components such as the casing, circuit board, battery, display screen, and sensors.
    Working Principle
    Electrochemical type and catalytic combustion type.

    Types of gases

    Range

    Low alarm point

    High alarm point

    Resolution

    EX

    (0~100)%LEL

    20%LEL

    50%LEL

    1%LEL

    H2S

    (0~100)PPM

    10PPM

    20PPM

    1PPM

    CO

    (0~1000)PPM

    50PPM

    200PPM

    1PPM

    O2

    (0~30)%VOL

    19.5% ABV

    23.5% ABV

    0.1%VOL

    For other gas mixtures, please contact the company.

    Indication error ±5%FS (combustible), ±0.7%VOL (oxygen) Absolute error ±5umol/mol or relative error ±10% (carbon monoxide) Absolute error ±2umol/mol or relative error ±10% (hydrogen sulfide)
    Response time T90≤30S (combustible), T90≤20S (oxygen), T90≤60S (hydrogen sulfide, carbon monoxide)
    Indication method LCD displays real-time data and status, LED, voice, and vibration indicate alarms. And battery undervoltage
    Working environment Temperature -20℃~50℃; Humidity <95% RH (no condensation)
    Operating voltage DC 3.7V (Lithium battery capacity 2700mAh)
    Explosion-proof Mark Ex ib IIB T3 Gb
    Standby time 10~12 hours under standard conditions
    Dimensions 132*69*46(mm) (including back clip)
    Weight 0.28kg
    Prevent this device from falling from a height or experiencing severe shocks.
    When high concentrations of gas are present, this device may not function properly.
    Please strictly follow the instructions for operation and use, otherwise it may result in inaccurate test results or damage to the machine.
    This product must not be stored or used in environments containing corrosive gases (such as high concentrations of chlorine gas, etc.), nor should it be used or stored in other harsh environments, including excessively high or low temperatures, high humidity, electromagnetic fields, and strong sunlight.
    If there is dirt on the surface of the machine after long-term use, please use a clean soft cloth dipped in water to gently wipe it. Do not use corrosive solvents or hard objects to wipe the surface of the machine, as this may cause scratches or damage.
    To ensure the accuracy of the detection, this machine should be calibrated regularly, and the calibration period should not exceed one year.
    For any applications or usage issues beyond what is described in this manual, please contact our company for assistance.
    Do not disassemble or replace the battery pack, nor charge the battery pack in an explosive gas environment.
    In explosive gas environments, non-explosion-proof certified peripheral plug-in devices cannot be used, nor can sensors be replaced.
    Storage
    The detector should be stored in a ventilated room with an ambient temperature of -10℃ to 55℃ and a relative humidity not exceeding 85%RH. The air should not contain harmful gases or impurities that could corrode the detector.
    Accessories and Others
    This product comes with one color box, one toolbox, one standard gas hood, one charging cable, one charging head, one instruction manual, one factory test report, one explosion-proof certificate, one certificate of conformity, and one warranty card.
    Appendix (Custom instruments can be configured to detect gases listed in the table below)
    Detecting gas Normal range Selectable range Resolution Low alarm High alarm
    Oxygen 0-30%VOL 0-30%VOL 0.1%VOL 19.5 23.5
    Methane 0-4%VOL 0-4%VOL 0.01%VOL 1 2.5
    Carbon monoxide 0-1000PPM 0-2000/5000PPM 1PPM 50 200
    Hydrogen sulfide 0-100PPM 0-50/200/1000PPM 1/0.1PPM 10 20
    Flammable gas 0-100%LEL 0-100%LEL 1%LEL 20 50
    Ammonia 0-100PPM 0-50/500/1000PPM 1/0.1PPM 20 50
    Hydrogen gas 0-1000PPM 0-40000PPM 1/0.1PPM 200 500
    Chlorine gas 0-20PPM 0-100/150PPM 1/0.1PPM 5 10
    Hydrogen chloride 0-20PPM 0-20/150PPM 1/0.1PPM 5 10
    Sulfur dioxide 0-20PPM 0-50/100PPM 1/0.1PPM 5 10
    Nitric oxide 0-250PPM 0-500/1000PPM 1/0.1PPM 20 125
    Phosphine 0-20PPM 0-20PPM 1PPM 5 10
    Hydrogen cyanide 0-20PPM 0-20PPM 1PPM 10 25
    Acetylene 0-100PPM 0-100PPM 1PPM 20 50
    Ethylene oxide 0-100PPM 0-100PPM 1PPM 20 50
    Ozone 0-100PPM 0-20/100PPM 0.1PPM 20 50
    Formaldehyde 0-40PPM 0-50/100PPM 1/0.1PPM 8 20
    Benzene 0-1000PPM 0-1000PPM 1PPM 200 500
    Toluene 0-1000PPM 0-1000PPM 1PPM 200 500
    Xylene 0-1000PPM 0-1000PPM 1PPM 200 500
    VOC 0-1000PPM 0-1000PPM 1PPM 200 500
    Vinyl chloride 0-250PPM 0-250PPM 1PPM 50 125
    Methanol. 0-30PPM 0-30PPM 1PPM 6 15
    Isobutene 0-90PPM 0-90PPM 1PPM 18 45
    Ethanol 0-80PPM 0-80PPM 1PPM 16 40
    Note: The detection range of customized instruments is subject to the actual instruments delivered. For gases not listed, please contact the manufacturer.

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