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Prepaid water meter(touchless type)
l One prepaid meter for one family; one card for several meters is available, including cold, hot and purified water meter, electricity meter and gas meter.
l Superior Waterproof performance thanks to the sealed design, easy to operate by data storage reliable and rapid response Mifare card.
l Low credit warning by closing the valve, and this time the valve can be opened by inserting the card. The valve closes when no balance and reopened by re-debited card.
l Internal clock circuit switches the valve regularly to prevent the valve rusting, plugging up, etc.
l Detailed LCD display, the data can be saved when the power off.
l Patent ball valve, resists high temperature, low power consumption, low pressure loss (Patent No.: ZL01277043.4)
l Low battery alarm, battery life is more than 6 years based on low power consumption design
l Accurate measure due to anti-jamming and magnetic features based on non-magnetic sample patents technology.
Type | Accuracy Class | Max. Operating Pressure | Max. Operating Loss at Q3 | Temperature Class | (Q4) Max. Flow | (Q3) Nominal Flow | (Q2) Transitional Flow | (Q1) Min. Flow | Min. Reading | Max. Reading | |
Pa | ( P ) | (0 C) |
m3/h | m3 | |||||||
Cold water meter | Hot water meter | ||||||||||
DN 15 | B | 16 | 0.63 | 50 | 90 | 3 | 1,5 | 0.12 | 0.03 | 0,0001 | 99999 |
DN 20 | B | 16 | 0.63 | 50 | 90 | 5 | 2.5 | 0.20 | 0.05 | 0.0001 | 99999 |
DN 25 | B | 16 | 0.63 | 50 | 90 | 7 | 3.5 | 0.28 | 0.07 | 0.0001 | 99999 |