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    Product Name Bosean BH-90-NO2 Portable Gas Detector GaoPin NGP40-N2 Portable multifunctional nitrogen Detector
    Product Price $235.00 In coming
    Details Details
    Model comparison
    Usage Type Portable Portable
    Gas Quantity Single gas Single gas
    Sensor Principle Electrochemical Thermal Conductivity
    Sampling Method Diffusion Pumped
    Detection gas NO₂ Others
    T90 Response Time Others ≤20s
    Explosion-proof Ex ia (IS) Ex ia (IS)
    IP Rating IP65 IP65
    Data Output RS485
    Parameter comparison
    Type Portable
    Detect the amount of gas single gas
    Sensor principle electrochemistry
    Detect gas Miscellaneous nitrogen gas
    Sampling method diffusion Built-in pump suction measurement, flow 500 ml/min
    Range 0~20ppm（NO2） 0-100%VOL
    resolution 0.1ppm 0.01%VOL
    display technology 12864 point matrix display
    Alarm mode Sound, light, vibration.
    Alarm feature Alarm light: red LED flashing alarm, ≥ 20m alarm sound: buzzer alarm ≥ 75dB vibration alarm
    Operating temperature -20℃~50℃
    Power supply method 3.7V rechargeable lithium battery
    Sensor life 2 years 2~ 3 years
    charging time 4h-6h
    data logging 1000 sets of alarm records
    standby time Work continuously for more than 8 hours
    password protection With password protection function and password modification function (default password 8888)
    recovery operation Support to restore the factory calibration function and restore the factory parameter setting function
    Explosion-proof sign Exib IIB T3 Gb Exia II CT6
    Sensor support Supports more than 30 Types of Sensors, flexible configuration, can be customized according to customer needs gas
    Additional features Flashlight
    Operating humidity 0-95% RH (non-condensing, Humidity greater than 90% RH, need to be equipped with filtrate drying cylinder)
    shell material ABS
    Dimension 109 * 60 * 30Mm (length x width x thickness) 160*70*28mm
    Available Colors Blue, yellow, oRange
    Alarm point Low: 5ppm, High: 10ppm
    display error ≤±5%FS
    Response Time T<60s T90≤20s
    Instruction method LCD display real-time data and system status, Light Emitting Diode, sound, vibration indication alarm, fault and underVoltage
    Operating Voltage DC3.7V (Lithium Battery capacity 1500mAh)
    Protection Rating IP65 IP65
    weight Approximately 130g (excluding Portable Accessories) 300g
    Measurement certificate number Yizhi 01000158
    optional Range 0~500/1000ppm