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		SPECIFICATION: Case: Die cast aluminum and independent measuring unit Nominal flow-rate (Qn):43/h Maximum flow-rate (Qmax): 63/h Minimum flow-rate (Qmin): 0.040m3/h Total pressure absorption:≤250 Pa Operation pressure range: 0.5～100 kPa Cyclic volume:1.2l/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: -10～+40 ℃ Service life: ≥10 years Storage temperature: -20～+50℃ Central distance: 130 mm Connection thread: M30x2mm (or by customized) Dimension:: H230xW200xD175 mm Weight: 2.10 kg Battery: One 3V Li/Mn(service life≥5 years) or Four AA alkaline Batteries Surface: Polyester powder plastics coating (gray) Note: Index c over of aluminum bezel with glass.
ZG4(A)PREPAID ALUMINUM CASE GAS METERS