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Sensor Alcool Etanol MQ-3

Regular price €4,50

Tax included.
MQ3 5V Alcohol Sensor Module Breath Gas Detector Ethanol Detection for Arduino

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:
VCC: Positive (5 v)
GND: Connect power negative
DO: TTL switch signal output
AO: Analog signal output