LM393 MQ3 MQ-3 Sensor Ethanol Gas Analog Sensor TTL Output Module
Eachine1
sku: 1536606
ACCORDING TO OUR RECORDS THIS PRODUCT IS NOT AVAILABLE NOW
$2.39
Shipping from: China
Description
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
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