Model

JBD2.5-SA

Accuracy

B level

Nominal flow rate Q

2.5 m3/h

Maximum flow rate Qmax

4 m3/h

Minimum flow rate Qmin

0.025 m3/h

Maximum working pressure

10 kpa

Basic difference limit

When Qmin≤Q≤0.1Qmin       ≤±3%

When 0.1Qmax≤Q≤Qmax        ≤±1.5%  

Pressure loss

In Qmax, ≤200Pa

Air tightness

No leak under 10KPa

Long term performance

Fit the Durability Test B Level Standards GB/T696B-1997

Work Temperature

-10- +40 °C   ≤85%RB

Gas meter joint thread

M30x2

Gas meter joint center distance

130mm