RFID Prepaid Water Meters

R2,070.00 ( INCLUDING VAT )

Category:

Overview

Accuracy Class: B

Available in: 15 mm / 20 mm / 25 mm diameter

Maximum Flow Rate:

  • 15mm: 2.5m³/h
  • 20mm: 4.0m³/h
  • 25mm: 6.3mm³/h

Specifications

Technical Specifications:

Conforms to StandardISO 4064 -13: 2005, OIML R49, CJ/T 133-2007
Sizes (Diameter)15mm, 20mm, 25mm
Thread Connections15mm: G¾B R½B
20mm: G1B R¾B
25mm: G1¼B R1B
Available inHot:Yes
Cold:Yes
Max Flow Rate (Q3)15mm: 2.5m³/h
20mm: 4.0m³/h
25mm: 6.3mm³/h
Meter Readings Range0.0001-99999
Accuracy ClassB
Permissible Error:Q2≤Q≤Q4In the range 0.1-30°C: ±2 %
In the range 30-90°C: ±3 %
Q1≤QIn the range 0.1-90°C: ±5%
Working Temperature0.1-90°C (no freezing temperatures & direct sunlight permitted)
Max Working Pressure≤10Bar
Max Pressure Loss≤0.63Bar
Power SupplyLithium battery
Battery LifespanShown on cover
Working Voltage3.6V
Working Current≤10μA
Pulse Resolution1pulse/0.1m³ (100 Litres)
IP LevelNot stated (fully sealed)
Communication MethodRFID
User InterfaceLCD:
For information display
Buzzer:For alarm
Main FeaturesTag RFID card, on which water credits are loaded, to transfer credits to the meter and to open the solenoid valve.
An LCD Displays the current purchase volume, remaining volume and usage.
The valve will shut off automatically when water credits run out, if battery is completely flat or in event of tampering or significant magnetic disturbance.
Impending low battery, low water credits and magnetic disturbance alarm.
Meter will periodically execute auto-checks on valve flexibility. As an added benefit, this will prevent battery dormancy.
Data retention: >10 years (even if battery fails)