MQ-Q9 CO and Combustible gas sensor, best price

详情

Product Specifications /Features

MQ-Q9 gas sensor has high sensitity to Carbon Monoxide, Methane and LPG. The sensor could be used to detect different gases contains CO and combustible gases, it is with low cost and suitable for different application.
Sensor Type: Semiconductor
Standard Encapsulation: Bakelite
Detection Gas: CO and combustible gas
Concentration: *******0ppm CO
********0ppm combustible gas
Circuit Loop Voltage: Vc ≤*0V DC
Heater Voltage VH: 5.0V±0.2V AcorDC(High)
1.5V±0.1V ACorDC(Low)
Heater Time TL: *0±1S(High)*0±1S(Low)
Load Resistance RL: Adjustable
Character Heater Resistance RH: *1Ω±3Ω(Room Tem. )
Heater consumption PH: ≤**0mW
Sensing Resistance Rs: 2KΩ**0KΩ(in **0ppm CO)
Sensitivity S: Rs(in air)/Rs(**0ppm CO)≥5
Slope: α ≤0.6(R**0ppm/R**0ppm CO)
Condition: Tem. *0℃±2℃; Humidity: *5%±5%RH
Standard test circuit: Vc: 5.0V±0.1V;
VH(High): 5.0V±0.1V;
VH(Low): 1.5V±0.1V
Preheat time: Over *8 hours

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