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LM393 MQ3 MQ-3 Sensor Ethanol Gas Analog Sensor TTL Output Module
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LM393 MQ3 MQ-3 Sensor Ethanol Gas Analog Sensor TTL Output Module

- China
104971501864025571

4
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Descriptions

Main Features

Description:
 
1. Size: 32mm x 22mm x 22mm
2. The main chip: LM393, MQ-3 gas sensor
3. Work voltage: DC3-5V
4. With the signal output instructions;
5. Dual output (analog output, and TTL level output);
6. TTL output valid signal is low, the microcontroller can be connected directly;
7. 0 ~ 5V analog output voltage, the higher the voltage the higher the concentration;
8. The ethanol vapor with high sensitivity and good selectivity;
 
Application:
 
For motor vehicle drivers and other non-drink operations of on-site inspection, but also for other places of ethanol vapor detection, detection of alcohol range: detection range of 10 ~ 1000ppm;

Package includes:

1 x Gas sensor module














Specification

Type
Voltage Regulator
Condition
New
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