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		SPECIFICATION: Case: Steel and independent measuring unit Nominal flow-rate (Qn):4 m3/h Maximum flow-rate (Qmax): 6m3/h Minimum flow-rate (Qmin): 0.04m3/h Total pressure absorption:≤200 Pa Operation pressure range: 0.5～50 kPa Cyclic volume:1.2 l/rev. Permissible error: Qmin≤Q<0.1Qmax ± 3%                               0.1Qmax≤Q≤Qmax ±1.5% Min. recording reading: 0.2 dm3 Max. recording reading: 99999.999 m3 Operation ambient temperature: -20～+40 ℃ Service life: ≥10years Storage temperature: -20～+50℃ Central distance: 130 mm Connection thread: M30x2mm (or by customized) Dimension:: H225xW195xD170 mm Weight: 1.80 kg Surface: Polyester powder plastics coating (gray) Note: Printed index cover of polycarbonate or index cover of aluminum bezel with glass.
G4 (S)MECHANICAL STEEL CASE GAS METERS