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Question:

What is a two meter water meter?

What is a two meter water meter?

Answer:

The accuracy level of the water meter is divided into 1 grades and 2 grades.(1) the accuracy level 1 is only applicable to the common flow rate Q. More than 100m3 / h meter, accuracy grade 2 is applicable to all common flow Q. Value water meter.(2) for most water meters based on mechanical flow sensors, the accuracy level is 2.(3) in the national standard GB / T778.1 - 2007, the requirement of the accuracy grade 1 is not adopted.
Indicates the accuracy level of the water meter, and the 2 level indicates the maximum indication value of the water meter, and the error can not exceed 2%.
The two level is the new GB after these terms will not have a B level has replaced the class 1 grade after 2 this is different new national standard with the old GB as the previous Qn was renamed as the Qt

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