MQ-4 Multi Gas Sensor Of Methane and propane

$0.80
Min. Order
10 Pieces
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Company Information

Zhengzhou Winsen Electronics Technology Co., Ltd.

CN Manufacturer, Trading Company
Response Time
>72h
Response Rate:
26.7%
Transactions
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Quick Details

Port: main ports of China
Payment Terms: T/T
Supply Ability: 30000 Piece/Pieces per Month
Target Gas: Methane, CH4, LNG, LPG
Brand Name: Winsen
Usage: Gas Sensor
Detection Rage: 300~10000ppm
Place of Origin: Henan China
Theory: Resistance Sensor
Output: Switching Transducer
Model Number: MQ-4
Packaging Detail: inner: foam cushion outside: carton or as your requirement
Package Preview: https://sc02.alicdn.com/kf/HTB1NZPaV7zoK1RjSZFlq6yi4VXaD.jpg_640x640.jpg

MQ-4 Multi Gas Sensor Of Methane and propane

 

Application: 

Gas leak detector for houses/ workshops/ commercial building use;

Fire/ safety detection system, and gas leak alarm.

 

Features:

High sensitivity

Fast respond

Stable and long life

Simple drive circuit

 

MQ-4.jpgMQ-4B.jpg

 

 

 Specification:

 

Model No.

MQ-4

Sensor Type

Semiconductor

Standard Encapsulation

Bakelite (Black Bakelite)

Detection Gas

Natural gas/ Methane/ Flammable gas

Concentration

300-10000ppm
( Natural gas / Methane)

Circuit

Loop Voltage

Vc

≤24V  DC

Heater Voltage

VH

5.0V±0.2V AC or DC

Load Resistance

RL

Adjustable

Character

Heater Resistance

RH

31Ω±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/R3000ppm CH4)

Condition

Tem.  Humidity

20°C±2°C, 65%±5%RH

Standard test circuit

Vc:5.0V±0.1V

                                   VH: 5.0V±0.1V

Preheat time

Over 48 hours

 

 

 

 

Company Information

 

exhibition

 

Packaging & Shipping

H 

contact

Zhengzhou Winsen Electronics Technology Co., Ltd

Add.: No.299, Jinsuo Road, National Hi-Tech Zone, Zhengzhou 450001, China
Tel: +86-371-67169097          Fax: +86-371-60932988