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Brief Analysis on the Installation Precautions of Gas Detector

Publication Date:2020/07/05

First of all, how to choose the installation location?


Where should the gas detector be installed? You need to know the distribution of on-site working conditions, such as pipe joints, valves, Raw material location, airflow, etc. These are things we must seriously consider. Because find a place to install, if installed in the wrong place, the role of the detector is not obvious.


Second, the gas detector can detect how wide the detection range

Gas detectors, especially fixed gas detectors, usually use the principle of diffusion sampling. That is, the gas must diffuse to the sensor head of the gas detector in order to detect the gas concentration. Because the gas is dissolved in the atmosphere and the wind direction flows, the gas concentration in each place is different. The farther the gas flow is from the gas leak point, the lower the gas concentration, so the gas concentration in the distance is detected to be safe. Not all locations are safe. How far is it to install a gas detector, there is no strict standard. Reasonable arrangement shall be made in combination with the location distribution of hazard sources on site.

 portable six-in-one gas detector 03

third, what are the environmental conditions for the installation of the gas detector?


the gas detector itself has adaptive conditions, and basic conditions such as humidity, temperature and pressure should be paid attention. It can be installed directly in a general factory environment, but when installing in confined spaces such as pipes and chimneys, the conditions must be strictly controlled. The temperature of most gas detectors is:-20-50 degrees, humidity does not exceed 90%, non-condensing, pressure 100kp range. However, if the environmental conditions are not met, it will affect the accuracy of the measurement and the life of the instrument. At this time, we must consider adding a gas treatment device to make the gas that meets the conditions enter the gas sensor head.


Fourth, what is the impact of too much dust in the installation location?


Too much dust in the gas will adsorb the gas sensitivity of the gas sensor, block, and reduce the detection accuracy. Therefore, if it is used in an environment with high dust, it is necessary to filter the dust and clean it regularly according to the situation. Keep in mind that you cannot wipe with a solution such as water or alcohol. You can clean the detector surface with a clean, soft cloth.


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