MQ-Q4 Natural Gas Sensor

详情

Product Specifications /Features

MQ-Q4 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-Q4
Sensor Type: Semiconductor
Standard Encapsulation: Bakelite (Black Bakelite)
Detection Gas: Natural gas/ Methane
Concentration: ********0ppm(Natural gas / Methane)
Circuit Loop Voltage: Vc ≤*4V DC
Heater Voltage: VH 5.0V±0.2V ACorDC
Load Resistance: RL Adjustable
Character Heater Resistance: RH *8.5Ω±3Ω(Room Tem. )
Heater consumption: PH ≤**0mW
Sensing Resistance: Rs 2KΩ**0KΩ(in ***0ppm CH4 )
Sensitivity S: Rs(in air)/Rs(***0ppm CH4)≥5
Slope: α ≤0.6(R***0ppm/R***0ppm CH4)
Condition Tem.: *0℃±2℃, Humidity: *5%±5%RH
Standard test circuit: Vc: 5.0V±0.1V,
VH: 5.0V±0.1V
Preheat time: Over *8 hours

Well and High Quality Control ,
Prompt Delivery ,
Competitive Prices ,
Small Order Acceptable