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MQ-3 Alcohol Detector sensor Module

900.00
Only
| In Stock

This alcohol sensor is suitable for detecting alcohol concentration on your breath, just like your common breathalyzer.

In stock


Product Description

This alcohol sensor is suitable for detecting alcohol concentration on your breath, just like your common breathalyzer. It has a high sensitivity and fast response time. Sensor provides an analog resistive output based on alcohol concentration. The drive circuit is very simple, all it needs is one resistor. A simple interface could be a 0-3.3V ADC.

MQ-3 MQ3 Alcohol Sensor Module Breath Gas Detector Ethanol Detection
Specifications:
Input voltage: DC5V
Power consumption (current) : 150 mA
DO output: TTL digital 1 and 0 (0.1 and 5 V)
AO output: 0.1-0.3 V (pollution-free)
Highest concentration of voltage: Approx 4 V
Detection range of alcohol: detection range of 10 ~ 1000 PPM

Connection mode:
1. VCC: Positive (5 v)
2. GND: Connect power negative
3. DO: TTL switch signal output
4. AO: Analog signal output

Package Include:

1x MQ-3 Alcohol Detector sensor Module

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