Product Description：
This product is used to measure and control the volume of drinking cold water flowing through the tap water pipeline. The selected materials meet the sanitation standards for drinking water metering instruments, and conform to GB/T778-2018, JJF1777-2019, CJ/T224-2012 ，ISO4064 and other standards.
It adopts Uplink 4G downlink LoRa communication, requiring no wiring, and features long transmission distance, low power consumption and high reliability. The water meter supports management functions such as data reading, parameter setting and recharging.
Technical Specification：
| Accuracy class |
Class 2 |
| Environmental class |
Class O |
| Temperature rating |
T30 |
| Pressure rating |
MAP1 |
| Pressure loss |
△p63 |
| Sensitivity level of upstream flow |
U10 |
| Sensitivity level of downstream flow |
D5 |
| Water display type |
Register/LCD |
| Installation method |
Horizontal |
| Meter body material |
Stainless steel 304 |
| Protection class（IP） |
IP68 |
| Communication method |
UPlink:4G Downlink:LoRa |
| Valve |
Built-in ball valve |
| Dial |
Dry / Wet |
| Standards |
GB/T778-2018、JJF1777-2019、CJ/T224-2012、ISO4064:2014、IEC62055-31、IEC62055-41 |
| Certificate |
ISO9001、STS |
| MOQ |
1000pcs |
| Delivery time |
30 days |
| Application |
Residential communities, urban residences, hotels, schools, hospitals, shopping malls, factories, water companies |
Function Features:
| Prepayment |
Support STS prepayment function, prepaid and postpaid can be switched, low credit alarm |
| Remote control |
Remote recharge, close valve, open valve, clear credit, clean tamper |
| Metering and Storage |
Metering forward water and store freeze data for the last 12 months |
| Early warning function |
Battery under voltage, magnetic interference, purchased credit and prepayment usage reach the threshold |
| Event record function |
Credit clearing and water-tampering clearing record, recharge record and other events storage |
| Remote reading |
Periodic active meter reading |
| CIU button |
Reading, recharge, close valve, open valve, clear credit, clean tamper, query event records by short code |
| Prepaid/Postpaid |
Optional |
Installation Dimension:
