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What should I do if the combustible gas alarm fails and misreports?

Publication Date:2022/08/03

now, according to the regulations of the national fire department, it is necessary to configure a combustible gas alarm to detect the concentration of combustible gas when combustible gas is used or there may be combustible gas leakage. in this way, when the gas concentration in the environment reaches a certain value, buzzer or wireless transmission warning is used to ensure the safety of production operation. However, in the process of using the combustible gas alarm, due to improper operation or various reasons, it will lead to the failure and false alarm of the combustible gas alarm. What should I do if combustible gas alarm has a failure false alarm? The following is a brief introduction by yi yun Tian:




Possible causes of false alarm failure of combustible gas alarm:


1. High-temperature and high-humidity environment


The sensor of the combustible gas alarm is easily affected by the high temperature and high humidity environment, this leads to a decrease in sensitivity and the possibility of false alarms.


2. Sensor age


span> Each type of sensor has a certain age, there are 1 years of action, there are 2-3 years, when the sensor reaches the age of use, it will produce passivation phenomenon, will lead to combustible gas alarm sensor failure false alarm.


3. Indoor Smoke


If there is too much smoke in the room, when the combustible gas alarm itself covers a certain amount of smoke, it may also produce false alarms.


The solution of false alarm of combustible gas alarm:


1. Look at the light

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Under normal circumstances, the indicator light of the combustible gas alarm is green, and the alarm is red. If the indicator light is yellow, it is a false alarm, which means it is affected by the external environment.


2. Ventilation with valve closed


After the combustible gas alarm goes off, to immediately close the valve, open doors and windows ventilation, no open fire, find out the reason for the alarm sounded.


3. After eliminating the hidden danger


requires manual recovery by the operator, restore the air supply equipment.


To sum up, this is the solution to the false alarm of combustible gas alarm failure.In recent years, combustible gas alarm has been widely used in petrochemical, safety and environmental protection, chemical industry and other industries, in order to ensure safety, in the process of daily use, we must pay attention to the correct use of combustible gas alarm, and do a good job in equipment maintenance, so as to avoid the occurrence of combustible gas alarm failure and false alarm.


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