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    Product Name GaoPin NGP40-NH3 Ammonia gas Detector Bosean BH-90M-O3 Gas Detector
    Product Price In coming $248.00
    Details Details
    Model comparison
    Usage Type Portable Portable
    Gas Quantity Single gas Single gas
    Sensor Principle Electrochemical Electrochemical
    Sampling Method Pumped Diffusion
    Detection gas O₃ O₃
    T90 Response Time ≤20s Others
    Explosion-proof Ex ia (IS)
    IP Rating IP65
    Data Output RS485
    Parameter comparison
    Detect gas ozone gas
    Application Petroleum, chemical industry, environmental protection, gas distribution, warehousing, flue gas analysis, air treatment and other occasions that require portable and rapid detection of gas concentration
    Range 0-50 ppm 0-10 ppm
    resolution 0.01 ppm 0.1 ppm
    Detection principle electrochemistry
    display screen LCD LCD display, 2.31 inch high definition color screen
    detection accuracy ≤±3% (F.S)
    Sensor life 2~ 3 years 2 years (depending on Operating Environment)
    Linearity ≤±2%
    Repeatability ≤±2%
    uncertainty ≤±2%
    Response Time T90≤20s T90<60s
    recovery time ≤ 30 seconds
    Operating environment Temperature: -40 ℃~ + 70 ℃, Humidity: ≤ 10~ 95% RH, Built-in Filter can be used in high humidity or high dust environment
    sample temperature -40 ℃~ + 70 ℃, optional high temperature sampling cooling filtrate handle, can detect the flue gas concentration of 400 degrees or higher temperature
    Temperature and humidity measurement (optional) Temperature -40 ℃~ + 70 ℃, accuracy 0.5 ℃; Humidity 0~ 100% RH, accuracy 3% RH
    Working power supply 3.6VDC, 4500mA large capacity rechargeable polymer battery
    Sampling method Built-in pump suction measurement, flow 500 ml/min
    Alarm method Sound and light alarm, vibration alarm, visual alarm, sound and light + vibration + visual alarm, shutdown alarm can be set
    Communication interface USB (charging and communication), optional RS485 communication interface
    data storage Standard 100,000 data storage capacity
    Protection Rating IP65
    Explosion-proof Type Intrinsically safe
    Explosion-proof sign Exia II CT6 ExibIICT4Gb
    Dimension 160*70*28mm (L*W*H)
    weight 300 g ≤ 172G (without Portable Accessories)
    Accessories Temperature and humidity measurement function, 1.2 m retractable sampling handle (1-10 m hose), high temperature sampling cooling filtrate handle, high temperature and high humidity pretreatment system, humidity dust Filter multiple, lanyard