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This product is suitable for the existence of natural gas sites, due to gas leakage occurred in the combustion, explosion, poisoning and other accidents can be security testing and alarm.
Products with high sensitivity, high stability, detection of gas types, small size, optional use of spare batteries and so on.
When the alarm environment around the combustible gas concentration reaches the response concentration set value, can issue sound and light and network alarm signal.
When the combustible gas concentration in the surrounding environment drops below the set value of the response concentration, it can automatically return to the normal monitoring state.
The alarm has red, yellow and green status indicators and a built-in buzzer, respectively, the following three states: green light is always on, the alarm power is working properly, in the monitoring state; yellow light straight and
Accompanied by a buzz, the alarm has a failure (mainly sensor failure); red light
Flashing, accompanied by buzzing and networking output, indicating that the product is in an alarm state.
Green light off, yellow light interval 30 seconds flashing for the product 220V power supply disconnected internal power supply 9V battery power supply (when the battery voltage is lower than the 8.2v Times low voltage, the phenomenon of yellow light flash at the same time beep)
Operating voltage range: AC220V
Alarm sound:> 85 dB (1 m from the front)
Quiescent current: ≤ 10 mA
Alarm current: ≤15 mA
Alarm range: natural gas 3% ~ 15% LEL
Ambient temperature: -10 ℃ ~ 55 ℃
Response time: <30 seconds
Relative temperature: 10% to 95%
Air pressure: 86 ~ 106Kpa
Alarm mode: normally open / normally closed / with solenoid valve
Suitable for the existence of natural gas sites
Can be security testing and alarm
Detection of gas type
Optional use of spare batteries
Can issue sound and light and network alarm signal
Accompanied by buzzing and networking output
1 x Panel Host
2 x Set Of Screw
1 x Fixed Back Shell
1 x Manual
Due to the difference between different monitors, the pictures may not reflect the actual color of the item.
Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement.
Please leaving a message before you give the bad response, if the products have some problems.
Thanks for your understandings.Shipping Policy
1. We accept PAYPAL payment only and ship to your address.
2. Item will be shipped within 1 business days after received a verified payment.
3. All items are shipped from China.
4. Shipped by air mail which normally takes 25-38 business days for arrival.
5. All items are shipped from Hong Kong. Item will be shipped to winning Buyers from Hong Kong by Hongkong Post Air Mail or Registered Air Mail.Payment Mathord
1. PayPal payment accepted only.
2. Items will be shipped to your address. Please make sure it is correct.
3. Payment must be received 4 days after sale ended.Returns Policy
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 contact us 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.
3. Please contact us first if you have any problems/questions/concerns. We will be happy to resolve any issues you may have in a cordial and friendly manner.
4. We appreciate your Postive response, and will do the same in return. DO NOT leave negative response without first communication with us. Please allow max 2 business days for us to response.About response
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If a problem occurs, contact us immediately with any email request. Just contact us using the " Ask the seller a question" link on .On Oct-13-17 at 05:14:12 PDT, seller added the following information: