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MQ-2 Smoke & Combustible Gas Sensor for Arduino


MQ-2 Smoke & Combustible Gas Sensor for Arduino
Images/32361-large.jpg Images/3236x-1.jpg   California Proposition 65 Warning
Stock Number: 32361 MP
 Review Average:  
 Number of Reviews: 1
 View Reviews | Review this item
$4.95

Did we sell out of a part you need?
You may be able to purchase it directly from our overseas supplier.

 Please note the following restrictions:
   •   $50 minimum per line item
   •   $100 minimum per order

 To inquire, contact:

 Supplier: Aqua Jiang
Email: aquajiang1@outlook.com

 When emailing, please use “MPJA Customer” as the subject line and include the MPJA stock number and quantity needed. The supplier will respond with pricing, lead time and shipping costs.

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Detailed Description

State of the Art Smoke & Gas Sensor for Microcontrollers
MQ-2 sensor coupled with a simple adjustable comparator circuit using a LM393 IC. Detects Smoke, Hydrogen, Methane, Propane, Butane & Alcohol 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: 200-5000 Propane
300-5000 Butane & Hydrogen
5000-20000 Methane
100-2000 Alcohol
Response Time: <10Sec. Recovery Time: <30Sec.
Enviromental: -20 to +50C, Humidity; <95%, <21% Oxygen
L: 1-1/4" W: 13/16" H: 7/8" WT: .02

View PDF Data Sheet

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!


 Product ReviewsClick here to review this item
Good homemade smoke detector
Was trying to find a unit to use as a smoke detector to make sure people arent smoking in my backyard. Lit a cigarette next to it and the thing immediately went off, seems to work without a problem.
 

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