How do residents purchase and install domestic gas alarm?

How to reduce the potential hazards caused by improper use and operation of gas? On the one hand, we should form a good habit of standardizing the use of gas to avoid accidents caused by negligence; On the other hand, the gas leakage alarm device is installed in the place where the gas is used. When there is a potential risk, it can be reminded at the first time, and protective measures can be taken in time to eliminate potential safety hazards.

So, is it necessary for residents to install gas leakage alarm? In case of gas leakage, can the alarm device give early warning in time? How should residents buy qualified gas alarm? Today we will answer them one by one.

What is the function of gas leakage alarm?

Domestic gas alarm is a very important gas safety equipment, which can be installed next to kitchen and gas pipeline. When the concentration of gas in the air exceeds the set value, the alarm will immediately send out audible and visual alarm signals. At the same time, it can linkage solenoid valves, manipulators, etc. to cut off the gas source and remind the on-site personnel to take emergency measures to avoid accidents such as fire, explosion, poisoning and suffocation, so as to ensure the safety of users' lives and property.

How do users choose gas alarm?

First of all, you must know the nature of the gas source in your home and choose the alarm that conforms to your actual use of the gas source.

Second, as the gas alarm is a special commodity, users should buy products with qualification certificates from regular manufacturers, and don't buy them through unreliable ways for cheap.
Third, users can choose products with different price ranges according to their own economic conditions:
        The simple alarm is easy to install and basically meets the bearing capacity and use needs of most residents;   
        The economical and practical alarm has the characteristics of high sensitivity, stronger working stability, reducing false alarm and taking into account beauty;
        The networked alarm has remote transmission function, which can transmit the alarm information to the user through telephone, SMS, app, etc., that is, the user can be far away, and can also timely understand the gas condition at home through mobile phone, and can realize remote silencing, remote valve closing and other functions.

What are the precautions for alarm installation?

The domestic gas alarm has small volume and light weight. It can be directly hung in a suitable position indoors by means of hook, nail and paste.

The alarm cannot be installed in the following positions:

Directly above the stove and the place where the combustion appliance directly exhausts and discharges oil fume, so as to prevent the oil fume from sealing the probe and causing sensor failure; Cabinet or other confined space; Under the sink and other wet areas; Where the temperature is lower than 0 ℃ or higher than 55 ℃; Exhaust fan and other places affected by air flow; Where dirt tends to accumulate; A place that is easily damaged by collision.

When detecting natural gas and artificial gas, the gas alarm shall be installed 30 ~ 60cm away from the ceiling; When detecting the leakage concentration of LPG, the alarm shall be installed 30 ~ 60cm away from the ground. It should be placed close to the contact of gas meter or gas pipeline.

Note: the alarm should be powered on continuously. It is not allowed to unplug the power when going out or sleeping at night.

What if the alarm goes off?

After the audible and visual alarm signal is sent by the gas leakage alarm, residents should not panic, and should quickly deal with it according to the following process: immediately cut off the gas source, quickly open the doors and windows for ventilation, and organize personnel evacuation as soon as possible; Call outside to report the risk, and at the same time, keep on-site alert to prevent irrelevant personnel from entering or watching, and wait for professionals to eliminate the risk.

Special attention should be paid to: do not turn on and off any electrical appliances in the place of gas leakage, such as electric lights, exhaust fans (non explosion-proof), range hoods, air conditioners, switches, wired and wireless phones, etc. if you find a neighbor's gas leakage, do not use the doorbell. Any behavior that produces small sparks may cause an explosion accident.