1) casing: steel or aluminum alloy
2) Anti-reversion and anti-gas thieving
3) ISO9001:2008

Advantages:

1)Excellent ability of anti-reversion and anti-gas thieving, high expansibility, and can be changed into remote gas meters  Or intelligent meter.

2)Mechnical print wheel displays accumulated gas content, reliable measuring

Technical features:

Nominal flow        1.6m3/h,2.5m3/h,4m3/h

Measuring precision          B Grade

MWP(Maxmum Working Pressure)        10kPa

Pressure Loss             less than 200Pa

Display resolution        0.001m3

Serive life of whole machine design       ≥15years

Using Standard        GB/T6968-1997      Diaphragm Gas Meter

                                JJD--577--2005     Verification and Regulation of Diaphragm Gas Meter

                          Pressure loss curve

                       Typical flow error curve