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Gas sensors with best quality

Categories gas sensor
Place of Origin: China
Brand Name: HJP
Application: Household gas alarm
Working mode: Active
Working principle: Semiconductor
Price: $0.59-$0.72
Packaging Details: 1000pcs or 5000pcs per carton, standard export carton
Delivery Time: within 2 weeks for 10000pcs
Payment Terms: TT in advance, Western Union, Paypal
Supply Ability: 200.000pcs per month
MOQ: 100pcs
HS Code: 85319010
Origin: China mainland
Guarantee: 1 year with professional technical support
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    • Product Details
    • Company Profile

    Gas sensors with best quality

    MQ-4 gas sensor has high sensitity to Methane, also to Propane and Butane. The sensor could be used to detect different combustible gas, especially Methane, it is with low cost and suitable for different application.

    Model No.
    MQ-4
    Sensor Type
    Semiconductor
    Standard Encapsulation
    Bakelite (Black Bakelite)
    Detection Gas
    Natural gas/ Methane
    Concentration
    300-10000ppm
    ( Natural gas / Methane)
    Circuit
    LoopVoltage
    Vc
    ≤24V DC
    Heater Voltage
    VH
    5.0V±0.2V ACorDC
    Load Resistance
    RL
    Adjustable
    Character
    Heater Resistance
    RH
    28.5Ω±3Ω(Room Tem.)
    Heater consumption
    PH
    ≤900mW
    Sensing Resistance
    Rs
    2KΩ-20KΩ(in 5000ppm CH4)
    Sensitivity
    S
    Rs(in air)/Rs(5000ppm CH4)≥5
    Slope
    α
    ≤0.6(R5000ppm/R3000ppmCH4)
    Condition
    Tem. Humidity
    20±265%±5%RH
    Standard test circuit
    Vc:5.0V±0.1V,
    VH: 5.0V±0.1V
    Preheat time
    Over 48 hours

    Quality Gas sensors with best quality for sale
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