Multiple Smart card prepaid water meter|Multiple card prepaid water meter

Product Description

Multiple card prepaid water meter achieves the purpose of saving water. Pay for water, swipe the card to use water, swipe the IC card,multiple card water meter valve open, starting water supply (remove the card after water supply), swipe the IC card again after water use, water meter valve closed, stop water supply, and record the water consumption in their respective cards.

Function：

♦The water meter can be powered by DC power supply or battery

♦Any smart card matches any water meter, and all IC cards in the system can take water from other water meters;
♦Ultra low power design, long-term need not replace the battery
♦Prepayment: pay the fee first, and then use the water. Swipe your card to get water.
♦When the balance is insufficient, remind to recharge
♦It has the functions of anti magnetic attack, anti disassembly and anti cutting;
♦Water seepage has no effect on the water meter.
♦The water meter can set the maximum purchase water limit.
♦Fully sealed moisture-proof effect.
♦When the user card is lost, the customer information will not be lost, and the card can be replaced.
♦After power failure, the remaining water volume and accumulated water volume will be automatically maintained
Delivery condition：
Supply Size:DN15~DN200
Body Material: Brass/cast iron（bulk size）
R=80
Max.work pressure: 1.0MPa
Protection class:IP68
Working voltage: 3.6V±0.6V; Quiescent current: ≤10μA
Pressure loss: ≤ 0.063mpa
Software payment: Free

Technical Specification

Size	Flow range		Q3	Q4	Q2	Q1	Min. reading	Max. reading
Size	Q3/Q1	Q2/Q1	m3/h				m3
DN15	80	1.6	2.5	3.125	0.05	0.03125	0.0001	99999
DN20	80	1.6	4.0	5.0	0.08	0.05	0.0001	99999
DN25	80	1.6	6.3	7.875	0.126	0.07875	0.0001	99999
DN32	80	1.6	10	12.5	0.2	0.125	0.0001	99999
DN50	80	1.6	25	31.25	0.5	0.3125	0.0001	99999