Big diameter prepaid water meter with super system
- wooden case
- Place of Origin:
- Henan, China (Mainland)
- Supply Ability:
- 100000 Piece/Pieces per Month
Measuring the volume of cold potable water passing through the pipeline
Water temperature : 0.1 ℃- 40℃ Working Humidity : ≤ 93℃
Water pressure : ≤1.0 Mpa
RF Card Prepaid Water Meter is developed from dry-type basic Water Meter,
composed of microchip module, controlling valves, LED display, RF Card & reader,
and accounting management system.
1. The figure of water volume is displayed directly on screen
2. The water using could be controlled as prepaid method
Multi jet, dry dial; Brass body, electronic meter;
Battery life is more than 6 years based on low power consumption design, low battery
Accurate measure due to anti-jamming and magnetic features based on non-magnetic
sample patents technology;
|Display||LCD screen|| Display status of input water volume, surplus water |
volume, total volume, payment, closed, open, error,
low battery, under attack
|Digital show||maximum total water volume 9999.9 m3|
|Water supply control|| Auto closes the valve when water volume is little, |
and open when inserting new prepaid card.
|Low battery alarm|| Auto closes the valve when battery is low, prompt to |
change the battery
|Auto Control||Hardware security|| Auto closes the valve when the pulse line is cut off, |
and alarm under attack, which must repaired by
|Anti magnetic attack|| Auto closes the valve when strong magnetic close |
to the meter, need inserting card to reopen the meter
|Power off detection|| Detecting the circuit after power up to check normal |
|Waterproof|| Reading card as normal even the meter part is in |
|Auto maintenance||Automatic switch valve for discharge once a month|
|Water quota|| You can set a limit to use water. Unable to input |
water volume more than limit
|Zero-crossing solution|| User information would feedback to the superior |
software for processing when the valve failure to
close in zero-crossing. Extra water volume will be
|Working features||Moisture-proof pulse line|| The pulse output is not affected by moisture, data |
will record as normal.
|Multi-application card|| The first inserting of card in a new water meter will |
write in Card No. User ID, Water Volume. A card
would serve in a total of 4 set of cold water meter,
hot water meter, heat meter and pure-water meter
at the same time
|Data Recovery|| When the meter is damaged, please insert the |
read-in card to collect user data and transfer data
by inserting to a new meter
|Initialization|| Remove all information in the meter by inserting |
Initialization card, and set the starting line of water
|Control card|| When the meter break down, please insert control |
card to detect fault or to force the valve open.
|Card Reissue|| You can register a new card with original data if lost |
the user card
Technical standards: ISO4064,GB/T778,JB/T8802,JJG686,CJ/T133
Valve Life : ≥5,000 times
RF Card Life :≥100,000 times
Power Supply : 3.6V lithium battery, life≥6 year
Security : Unique Card per Meter, uncopiable
Static Working Current (μA): ≤6
Meter for hot water up to 90 ℃ is available, 93% RH.
Vertical water meter of this type is available.
Maximum permissible error
From the minimum flow rate Q1 to the lower zone of the transitional flow rate Q2 :≤±5%
From the transitional flow rate Q2 to the high zone of the maximum flow rate :≤±2%
Clean the foreign matter from the inside pipe.
This kind of water meter couldn't be spoiled in the hot sun,humid,
freeze,chemistry,electronic pollution, easy for dismantle,reading, and credit the user card.
Horizontal install/ Vertical install, the direction mark should in accordance with the
flow direction. Leave length about 6-12 times of the pipe diameter at the front of the
water meter, and length about 4-6 times of the pipes diameter at the back of the water
meter for the accuracy measurement.
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Product Categories : Prepaid water meter