Product Overview
Mq-9 Gas Sensor Smoke Sensor Module Gas Sensor Detection Alarm Module Components
Detail
Module application:
Suitable for family or factory gas leak monitoring device, suitable for carbon monoxide, combustible gas and other monitoring devices, can test the carbon monoxide 10 1000ppm CO to, combustible gas 100 10000ppm to range
Module feature:
1, the use of high quality dual panel design, with power and TTL signal output indicator;
2, with DO switch signal (TTL) output and AO analog signal output;
3, TTL output signal is low level. (when the output is low, it can be directly connected to the microcontroller or relay module).
4, the output of the analog voltage with the higher the concentration of higher voltage.
5, the detection of carbon monoxide has a good sensitivity.
6, four screw holes for positioning;
7, product appearance size: 32 (L) *20 (W) *22 (H)
8, has long service life and reliable stability
9, rapid response recovery characteristics
Electrical performance:
Input voltage: DC5V power (current): 150mA
DO output: TTL number 0 and 1 (0.1 and 5V)
AO output: 0.1-0.3V (relative no pollution), the highest concentration of about 4V
Usually Item are shipped within 1 business days once full payment is settled.
For You in Here:
1. E-package Express is Default For US Customer, It Takes about 7-12 Days To Arrive Normally after send out.
2. China Air Post Or Sweden Post is Default Shipping Mode To Most of Countries, It Takes about 25-30 Days To
Arrive Normally after send out.
3. If Post With EMS/DHL/Fedex Shipping, .It Takes 5-8 Days To Arrive Normally After out.
We accept only PayPal payment.
A non-payment dispute will be opened if full payment is not received after 4 days of auction.
1. Customer satisfaction is our top goal. We believe our items are so outstanding. All products are quality checked. They are new and in good condition when shipped to our customers. We are convinced you will be happy with your Purchase.
2. If product is defective or damage upon arrival, or wrong product shipped, please let us know immediately. Returns accepted within 14 days of delivery date and item must be in original new condition, not worn or altered in any way with attached tags & wrap. Otherwise deal is final. Return shipping must be paid by buyer.
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