1. RF card technology with wireless data transmission
2. waterproof, damp-proof
3. Professionl smart water meter manufacturer
Port: Tianjin/Qingdao
Minimum Order Quantity: 100 Piece/Pieces
Supply Ability: 600000 Piece/Pieces per Year
Payment Terms: L/C,T/T,to be negotiated
Contact SupplierPackaging Detail: In cartons
Delivery Detail: 20-35 days(Subject to technical requirement and amount of order)
General Introduction
Contactless IC Card Cold Water Meter is favored by water utility companies. It adopts RF card technology with wireless data transmission, waterproof, damp-proof and anti-attack. With prepaid water meter, the administrative sections can increase efficiency and prevent existing of overdue bills and avoid the inconvenience of house call meter reading.
Standards
CJ/T 133-2001 IC Card Cold Water Meter
GB/T 778.1-778.2-778.3-1996 Cold Water Meter
GB 4208-1993 Outer Covering Protection Level
Main Functions
Accumulation of water volume Warning of insufficient water volume
Data storage and recovery Warning of wrong operation
Self-testing of valve Anti-magnetic attack
Multi-inquiry Digital wheel and LCD double display
Technique Specifications
Caliber (DN) | 15mm (1/2") | 20mm (3/4") | 25mm ( 1") |
Accuracy Level | Grade B | ||
Measure Unit | 0.1m3 | ||
Overflow Rate | 3m3/h | 5m3/h | 7m3/h |
Common Flow Rate | 1.5m3/h | 2.5m3/h | 3.5m3/h |
Demarcation Flow Rate | 0.12m3/h | 0.2m3/h | 0.3m3/h |
Minimum Flow Rate | 0.03m3/h | 0.05m3/h | 0.07m3/h |
Minimum Reading | 0.0001m3 | ||
Maximum Reading | 99999.9999m3 | ||
Alarm Volume | 50 m3/2m3 | ||
Alarm Way | Close vale | ||
Working Temperature | 0-40 Celsius (cold water meter) 0-90 Celsius (hot water meter) | ||
Working Pressure | ≤1.0Mpa | ||
Material | Copper | ||
1.4Kg | 1.7Kg | 2.5Kg |
How to Use
1. Customer shall go to appointed fee-charge center and get an IC card after open his account smart meter management software.
2. Customer pays for water volume firstly, and relevant data of purchased water volume and customers information has been written into IC card through software and IC card reader- writer.
2. Customer swipes his IC card on the induction area of meter and information in the IC card is automatically written into water meter to activate meter to start power supply.
3. During the period of water supply, the built-in microcomputer in water meter will automatically check and subtract the used water volume. When there is only 2m3left (set in advance), water meter will stop water supply to warn customer to buy water in time. The remaining water volume can be used up by swiping IC card again.