MQ-4 Methane Sensor for Arduino


MQ-4 Methane Sensor for Arduino
Images/32363-large.jpg Images/3236x-1.jpg   California Proposition 65 Warning
Stock Number: 32363 MP
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 Number of Reviews: 1
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$4.95
$1.95 
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Detailed Description

State of the Art Natural Gas, Methane Sensor for Microcontrollers
MQ-4 sensor coupled with a simple adjustable comparator circuit using a LM393 IC. Detects Natural Gas & Methane, in the air. Designed to interface to a Arduino or other micro controllers. Freeware available through www.arduino.cc.en and other web sites.
Power: 5VDC
Outputs: TTL Compatible Digital & Sensor Direct Analog
4 Pin .1in. Pitch Header pins for Power & Output
LEDs for Output and Power status indication.
Detection Zone: 300-10000ppm
Response Time: <10Sec. Recovery Time: <30Sec.
Enviromental: -10 to +50C, Humidity; <95%, <21% Oxygen
L: 1-1/4" W: 13/16" H: 7/8" WT: .02

California Proposition 65 Warning WARNING: This product can expose you to chemicals including Nickel which is known to the State of California to cause cancer and which is known to the State of California to cause birth defects and/or other reproductive harm. For more information, go to www.P65Warnings.ca.gov
Click to see Why is this here? As of August 2018 the State of California has changed the requirements of the “Prop 65” law. We now must list on our website any possible chemicals the can cause cancer, birth defects or reproductive problem.

As an example:
   ABS plastic contains styrene
   PVC wire insulation can contain Di(2-ethylhexyl)phthalate (DEHP)
   electrolytic capacitors can contain Ethylene glycol
   Brass can contain Lead
   flame retardant pc boards can contain Tetrabromobisphenol A (TBBPA)
   Aluminum alloys can contain Chromium

To put it simply we are a small company and do not have the resources to test every single part, so we list every thing as hazardous. Please recycle all electronic parts responsibly and under no circumstance eat, drink or smoke these parts and wash your hands after touching!


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Methane is detected
Released methane near the adapter and it went off immediately, thanks guys!