Hunan Stron Smart Co., Ltd
Stron Metering, Smart Life
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IP68 Keypad Multi-jet Prepaid Water Meter With Non-return Valve
Product introduction
The STW36-A is a split keypad prepaid water mete based on STS standard.This prepayment function type is so-called pay as you go function,if no credits in the meter,people must recharge first ,and then to get water.The water meter with IP68 waterproof can be installed outside no matter rainy or sunny.Utility can set step price into meter on request.Anti-tamper magnetic filed protection is necessary for utility to help revenue water and manage consumer.TOKENS can be recharged and information can be checked by inputting short code.It has certificated with STS,ISO 9001,ISO 14001,ISO 4046.
Characteristics and functions
| ●Valve-control water meters are multi-jet. ●Ball valve adopted,motor-driven. ●It could be used as keypad water meter. ●Fully sealed installation of modules,secure and reliable. ●Ingress IP68 waterproof protection ●Up to 8 years battery life ●Automatic valve controlling ●STS standard ●Real time o-clock ●Utilities can set step price into meter on request ●Anti-Tamper Magnetic field protection ●RF-LoRa communication(optional) ●Pay by mobile payment M-PESA, Alipay, MTN, Airtel, etc |
Technical parameters of different size
| Size | DN15 1/2” | DN20 3/4” | DN25 1” |
| Length(L) | 165/190 | 190 | 225/260 |
| Width(W) | 99 | 99 | 103 |
| Height(H) | 104 | 106 | 114 |
| Connecting Thread | G3/4B | G1B | G1-1/4B |
| Overload flow rate Q4 | 3.13 | 5 | 7.87 |
| Permanent flow rate Q3 | 2.5 | 4 | 6.3 |
| Transitional flow rate Q2 | 0.04 | 0.064 | 0.1 |
| Minimum flow rate Q1 | 0.025 | 0.04 | 0.063 |
| Ratio ”R” Q3/Q1 | 100 | 100 | 100 |
Features
| ✽ Maximum working pressure: 16 Bar ✽ Maximum pressure loss: 0.6 Bar ✽ Maximum reading: 99999 ✽ Working temperature: <50℃ ✽ Error: Q1≤Q≤Q2 5%; Q2≤Q≤Q4 2% |
Meter dimension
How to recharge
By Stronpay vending software,people can go to local sales point to buy water,then after payments they will get 20digits TOKENS and the access to recharge;
By the third party platform or local mobile payment with API,people can recharge by mobile payment,no need to go far away utility to purchase water.People will get the TOKENS in a form of SMS from the third party app after payment.
With DCU and RF-LoRa module,AMR/AMI system can be available for remote reading 300 pieces meters within 1km radius.Despite its drawback,more and more people keep positive about prepaid water meter.People can get access to cheaper water. Because it is prepaid type, many risks can be better managed.If they run out of water and didn’t recharge,valve will be automatically closed.