MQ-4 Methane Natural Gas Sensor

RM7.50

Out of stock

SKU: SNR36 Category:

Description

This is a High Quality MQ-4 sensor specialized for Methane & Combustible Natural Gas detection which include CH4, Alcohol, and Smoke.

Why choosing this sensor?
-Good sensitivity to Combustible gas in wide range
-Fast response Stable and long life
-Simple drive circuit

MQ-4 Gas Sensor Specifications:
-Sensor Type Semiconductor
-Power requirements: VCC – 5V?0.1
-DO output: TTL digital 0 and 1 (0.1 and 5V)
-AO output: 0.1-0 .3 V (relative to pollution), the maximum concentration of a voltage of about 4V
-Detection Gas: Natural gas/Methane
-Detection Concentration: 200-10000ppm (Natural gas / Methane)
-Interface: 1 TTL compatible input (HSW), 1 TTL compatible output (ALR)
-Heater consumption: less than 750mw
-Operating temperature: 14 to 122 ?F (-10 to 50?C)
-RH Related humidity less than 95%Rh
-O2 Oxygen concentration is 21% (standard condition) – Oxygen concentration can affect sensitivity
-Load resistance: 20K?
-Sensing Resistance Rs: 10K?- 60K? (1000ppm CH4)
-Preheat time:Over 24 hour
-Standard Encapsulation Bakelite, Metal cap

Circuit Connections:
VCC to 5V
GND to GND
AO to AnalogO
DO to DigitalO

Additional information

Weight 0.01 kg

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