gas meter

high distinguish ability increases the measuring accuracy of meter

1.measuring range 0-9999.9999m3

2.measuring accuracy class b

3.total pressure losing≤250Pa

4.display distinguish ability<0.0002m3

5.duration of valve opening 3s

6.duration of valve closing 0.5s

7.working voltage(model LR AA battery 4 psc) DC4.75V-6.3V

8.quiescent current<40uA

9.keeping time of date:10 years