Service life specification of water meter
If the water meter exceeds the service life, the scale in the water meter and the water meter inside parts wear, may appear inaccurate measurement, water meter sensitivity decline phenomenon. The water meter is slow, which will cause some economic losses to the water company.
According to experts, water meter, ammeter before installation must be detected by the Institute of metrology, through the inspection of the table will be labeled as a mandatory testing logo, but a long time many people have ignored the identification, detection of the institutions and regulations of the state, China's water needs to be replaced once every six years the meter, life can be up to ten years, but also need to be tested once three years.
According to the National Technical Supervision Bureau issued the document No. [1991]374 regulations, 15 caliber 25mm life with water use shall not exceed 6 years, not 25 caliber 50mm more than 4 years, due to rotation. The industrial water meter is periodically tested, and the living water meter is only used for the first compulsory test, and the expiration date is rotated.
