Dn 20 IC Card Prepaid Water Meter Smart Water Meter

Multi Jet prepaid water meters are widely used in household fees and charges for tap water, hot water in the home, apartment, commercial buildings and other place. Meters should be installed in horizontal position only.
Key Features:ISO4064Class BMulti-JetMade in Brass or stainlessElectronic meterBenefits: One or several Mifare card prepaid meter for one family; one card for several meters is available, includingcold, hot and purified water meter, electricity meter and gas meter.Superior Waterproof performance thanks tothe sealeddesign,easy to operateby data storagereliableandrapid response Mifare card. Low creditwarningby closing the valve, and this time the valve can be opened by inserting the card. The valve closes when no balanceand reopened by re-debited card. Internal clock circuit switches the valve regularly to prevent the valve rusting, pluggingup, etc.Detailed LCD display, the data can be saved when the power off. Patentball valve,resistshigh temperature, low power consumption,lowpressure loss(Patent No.:ZL01277043.4)Low battery alarm, battery lifeismore than 6 yearsbased on low power consumption designAccuratemeasuredue toanti-jamming and magneticfeatures based on non-magnetic sample patents technology.MAIN TECHNICAL data:TypeAccuracy
ClassMax. Operating PressureMax. Operating Loss at Q3Temperature Class(Q4) Max. Flow(Q3) Nominal Flow(Q2) Transitional Flow(Q1) Min. FlowMin. ReadingMax. ReadingPa( P )(0 C)m3/hm3Cold water meterHot water meterDN15B160.63509031,50.120.030,000199999DN 20B160.63509052.50.200.050.000199999DN 25B160.63509073.50.280.070.000199999
DIMENSIONS:
DiameterLL1BHThread size mmdD1525816585120R1/2BG3/4B2029819585120R3/4BG1B2534522585120R1BG5/4B
MAXIMUM PERMISSIBLE ERROR:At low zone is ± 5% from minimum flow rate (qmin) to transitional flow rate (qt) (exclusive boundary)At high zone is ± 2% from transitional flow rate (qt) to overload flow rate (qs)FLOW ERROR CURVE PRESSURE LOSS CURVE
PREPAID WATERMETER DEMO INSTRUCTION
DN15/20/25Demo card:Name: Quantity Description Function Superclean card1
Clean all information in the meter.
The meters can be used for new demo after cleaning the information.Super
user card1
Each time the card is inserted into the meter, 1000 liters will be added into meter. Add water quantity into the meter.
When the quantity is add into the meter, the valve in the meter will be open. When the quantity is used up, the valve will be closed automatically.
This card is for demo, the value in it will not empty after read by meters and can be added in to meter again after the meter is cleaned. Mark The value inrealuser card will be transferred into meter, and the card will beempty and should be debited again in actual use.