Gas main pipeline pressure regulation and safety protection measuring system (Gas main pipeline pressure regulation and safety protection measuring system)

1, valve manual

2. Filtr

3. Pressure meter

4, Valve ye gël

5、Gas pressure reduction valve

6, valve manual

7、Valve ye gël

8, Pressure Meter

9, Pressure switch

10, Pressure switch

11, Flow Meter (ye yic)

12, Valve ye gas tɔ̈ɔ̈u

13, Metre de pression