5pcs LM393 MQ3 MQ-3 Sensor Ethanol Gas Analog Sensor TTL Output Module

SKU: GP-1589997

$19.40

5pcs LM393 MQ3 MQ-3 Sensor Ethanol Gas Analog Sensor TTL Output Module
$19.40

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
5 x Gas sensor module

Additional information

Weight 0.03 kg

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