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HJP Technology Co., Ltd
Add.: No.11 Zhengshang Road, Zhengzhou, 450007, China
Tel.: +86-18603812197
Fax: +86-371-67866119
Skype: hjpsales
Email: angela@hjpsensor.com
hjpsensor@gmail.com
Website: www.hjpsensor.com
MQ-Q2 Semiconductor sensor
Category: Semiconductor Sensor
Publish Time: 2012-02-13 14:09
MQ-Q2 gas sensor has high sensitity to LPG, Propane and Hydrogen, also could be used to Methane and other combustible steam, smoke, it is with low cost and suitable for different application.
Model No.
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MQ-Q2
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Sensor Type
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Semiconductor
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Standard Encapsulation
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Bakelite (Black Bakelite)
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Detection Gas
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Combustible gas and smoke
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Concentration
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300-10000ppm
( Combustible gas) |
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Circuit
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Loop Voltage
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Vc
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≤24V DC
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Heater Voltage
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VH
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5.0V±0.2V ACorDC
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Load Resistance
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RL
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Adjustable
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Character
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Heater Resistance
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RH
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31Ω±3Ω(Room Tem.)
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Heater consumption
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PH
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≤900mW
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Sensing Resistance
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Rs
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2KΩ-20KΩ(in 2000ppm C3H8 )
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Sensitivity
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S
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Rs(in air)/Rs(1000ppm isobutane)≥5
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Slope
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α
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≤0.6(R5000ppm/R3000ppm CH4)
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Condition
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Tem. Humidity
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20℃±2℃; 65%±5%RH
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Standard test circuit
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Vc:5.0V±0.1V;
VH: 5.0V±0.1V
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Preheat time
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Over 48 hours
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Packing details:
2000pcs per carton, 10kg, measurement: 31cm*37cm*21cm
5000pcs per carton, 25kg, measurement: 52cm*44cm*32cm
5000pcs per carton, 25kg, measurement: 52cm*44cm*32cm