Smart Plastic IC Card Prepaid Water Meter

Application IC card Prepaid Water Meter is the new measuring instrument employing the microprocessor to realize water collection, processing, display and reserving. It is a kind of smart Water Meter. Compared with traditional way, it can control user's overspend by prepaying for an IC card. Features 1.the material of meter body can be iron and brass 2.using pre-paid way to achieve the new management mode of "purchase first, then use" 3.show the different level price of the water, one card can be used to serval meter. 4.double reading display: mechanical and digital meter reading 5.the unique battery protection 6.stable performance, wide application. 7.low power consumption, long life time. Working Conditions Water temperature (cold water): ≤40°C Water temperature (hot water): ≤90 °C Water pressure: ≤ 1.0 Mpa Main Technical Data:

Type	Size (mm)	Class	Max. Flow	Nominal Flow	Transitional Flow	Min. Flow	Min. Reading	Max. Reading
			m³/h		L/h		m³
LXSGZ-15E	15	B	3.125	2.5	50	31.25	0.00005	99999
					40	25
					32	20
					25	15.62
LXSGZ-20E	20	B	5	4	80	50
					64	40
					51.2	32
					40	25
LXSGZ-25E	25	B	7.875	6.3	126	78.75
					100.8	63
					80.64	50.4
					63	39.37

Maximum Permissible Error: 1. in the lower zone from qmin inclusive up to but excluding qt is ±5%; 2. in the upper zone from qt inclusive up to and including qs is ±2% (hot water meter is ±3%). Compliance with standard Technical data conforms to class B of the ISO 4064 standard.