Prepaid Gas Meter/Smart Steel Shell Membrane Gas Meter G1.6/G2.5/G4
US $22.00-$32.00
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Name of technical parameters | Unit | G1.6 | G2.5 | G4.0 | G6.0 | |||
minimum flow | m3/h | 0.016 | 0.025 | 0.04 | 0.06 | |||
startup flow | m3/h | ≤0.003 | ≤0.005 | ≤0.005 | ≤0.008 | |||
maximum flow | m3/h | 2.5 | 4 | 6 | 10 | |||
overload flow | m3/h | 3 | 4.8 | 7.2 | 12 | |||
Cyclotron volume(Vc) | dm3 | 0.7 | 1.2 | 2 | 3.5 | |||
maximum permissible errors | % | (0.1qmax≤q≤qmax)±1.5(qmin≤q≤0.1qmax)±3 | ||||||
MWP(maximum working pressure) | kPa | ≤50 | ||||||
pressure loss | Pa | ≤200 | ||||||
leakproofness | kPa | Holding pressure of 75KPa for 3 minutes without leaking | ||||||
durability | h | with the above performance indicators can run 2000 hours | ||||||
ambient temperature range | °C | -10°~40° | ||||||
dimension(L*B*H) | mm | 168 x 124 x 220 | 172 x 135 x 225 | 195 x 152 x 250 | 240 x 156 x 290 | |||
meter joint center distance | mm | 130 | 160 | |||||
gauge thread | mm | M30 x 2 | M36 x 2 | |||||
external union thread | DN | DN15 | DN20 | |||||
weight | kg | 1.71 | 1.85 | 2.17 | 3.5 |