2 Pcs MQ3 Alcohol Sensor Module Gas Detector Ethanol Detection for Arduino
105.000₫
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Features:
High quality double panel design, with power indicator and TTL output signal.
Have DO switch signal(TTL) output and AO analog signal output.
TTL output signal for low level effectively. (when the low output electric signal lights at ordinary times, can be directly connect single chip microcomputer or relay module)
Analog output voltage with concentration, the higher concentration, the higher voltage.
Has better sensitivity with the liquefied petroleum gas, natural gas, city gas, smoke.
Has long service life and reliable stability
Rapid response recovery features
Specification:
Quantity: 2
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
Included: 2 x MQ-3 MQ3 Alcohol Sensor Module Breath Gas Detector Ethanol Detection
High quality double panel design, with power indicator and TTL output signal.
Have DO switch signal(TTL) output and AO analog signal output.
TTL output signal for low level effectively. (when the low output electric signal lights at ordinary times, can be directly connect single chip microcomputer or relay module)
Analog output voltage with concentration, the higher concentration, the higher voltage.
Has better sensitivity with the liquefied petroleum gas, natural gas, city gas, smoke.
Has long service life and reliable stability
Rapid response recovery features
Specification:
Quantity: 2
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
Included: 2 x MQ-3 MQ3 Alcohol Sensor Module Breath Gas Detector Ethanol Detection
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