15mm brass body IC Card smart water meter
Product Description
The series of water meters is used to measure the total quantity of hot potable Water Meter, consumed in household or a resident unit, passing through the pipeline.
Prepaid IC card Smart Water Meter DN15-25
Features:
1. Magnet Alarm system. Alarm ring first when strong magnet happen, then the valve will close. All that back to normal until the strong magnet disappear.
2. Function of prepadi card: First , the alarm will ring when the card with less moiney. Second, the stop valve will close when the card is out of money. Third , water meter will contiue to work when the payment is done.
3. Less power dissipation .Use professional MPU, design it as power dissipation , the static electric current
≤3 uA .
| DN | mm | 15 | 20 | 25 |
| Q min | M3/h | 0.03125 | 0.05 | 0.07875 |
| Qt | M3/h | 0.05 | 0.08 | 0.126 |
| Qn | M3/h | 2.5 | 4 | 6.3 |
| QMax | M3/h | 3.125 | 5 | 7.75 |
| Q3/Q1 | 80-100 |
| Accuracy | class B |
| Pressure loss | Δp63 |
| Sensitivity flow in section | U10 /D5 |
| Temperature class | T30( cold ), T90(hot) |
| Enviroment class | E1 |
| Electric current | 15 uA |
| Work votage | 3.6v |
| protect class | IP 68 |
ERROR CURVE:
a. at low Zone is ±5 %from Qmin to Qt( not contain boundary)
b. at high zone is ±2 % from transitional flow(Qt)to maximum flow ( Qmax)
Working Conditions :
Water temperature≤30°c (cold )
Water pressure ≤1.6 Mpa
Product Categories : multi-jet water meter
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