1. Automatic Charging: Prepayment Mode or Pay-After-Use Mode 2. Incremental Water Prices

Detail:

Recording the total water quantity flowing pass the pipes and prepayment managing for the master meter. Characteristics of the product:I.Easy to operate with mifare card; Water body is sealed and waterproof, can be installed outdoor.II.Intelligent pre-paid management system, valve auto-off when no balance.III.The micro-electric accurate and stable ceramic valve installed at the pilot hole will not be invalidated when the hole plugs.IV.Dual-backup battery supports the normal operation of water meters.V.Detailed LCD display. Low consumption design. The data will be saved even if the power is cut off. Parameters: Size Class Max flowm3/h Normal flowm3/h Dividing flowm3/h Min flowm3/h Min countM3 Max countM3 32 A 12 6.0 0.6 0.24 0.00005 99999 B 0.48 0.12 40 A 20 10 1.00 0.40 0.00005 99999 B 0.80 0.20 50 A 30 15 4.5 1.2 0.00005 999999 B 3.0 0.45 80 A 80 40 12 3.2 0.002 999999 B 8 1.2 100 A 120 60 18 4.8 0.002 999999 B 12 1.8 150 A 300 150 45 12 0.002 999999 B 30 4.5  Max.allowance:    a)  In low flow region(from min.flow to dividing flow), the max.allowance is ±5%    b)  In high flow region(from dividing flow go max.flow). the max.allowance is ±2%

50 mm large size Prepaid Water Meter