Why must water meters undergo strong inspection?
Scale, water meter shell breeding and filter impurities and plastic form the core of the aging, the impeller water inlet box, impeller, pore radius to filter water density larger mesh eye meter for their own reasons, resulting in the decline of water meter is not accurate or measurement accuracy, to the detriment of both water supply and demand of economic interests, more serious is that through the water after the tap water is two pollution, long-term use will damage the health of their families.
Quality supervision department staff explained that this is because with the increasingly shortage of water resources, water costs continue to improve, the accuracy of water meter measurement more and more attention to the masses. In addition, if the water meter is not maintained and maintained for a long time, the accuracy of its measurement can not be guaranteed.
In accordance with the "rules" provisions of the implementation of People's Republic of China measurement method, used for trade settlement within the city (which is used to calculate the water to collect water) of water, must be carried out in accordance with the provisions of the compulsory verification, qualified rear can put into use.
Water meter is the instrument of trade settlement, and its accuracy is directly related to the vital interests of the vast numbers of users. In real life, many residents do not understand the water meter, and must be checked for the first time before they can be used. For the "savings" expenditure, individual residents on the hardware store at random to buy Table installation, resulting in water failure after the failure of water charges.Similar water meter measurement problems, the loss is the user. In accordance with the provisions of the "measurement Law", in addition to water meters, electricity meters, gas meters and heat meters (hereinafter referred to as "four table") are trade settlement instruments, has long been listed as a national key monitoring instruments. Before installation and use, the "four meter" must be tested by the quality supervision department for the first time. Only after the test is reached and the "first compulsory inspection certificate" is affixed, can the installation be used.
