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| Categories | Prepaid Water Meter | 
|---|---|
| Brand Name: | Stron | 
| Place of Origin: | Hunan, China | 
| MOQ: | 100 | 
| Price: | $45-52 | 
| Protection Class: | IP68 | 
| Flow Rate: | 84 | 
| Measurement Range: | 1km | 
| Size: | DN15mm~DN25mm (1/2''~1-1/2'') | 
| Material: | Plastic Body | 
| Q3/Q1 Ratio: | R100 | 
| Maximum Pressure: | 16bar | 
| Maximum Temperature: | 50°C | 
| Battery Life: | 6 years | 
| Accuracy: | R160 (optional) | 
| Overload Flow Rate: | 3.13 (DN15mm) | 
| Permanent Flow Rate: | 2.5 (DN15mm) | 
| Transitional Flow Rate: | 0.04 (DN15mm) | 
| Minimum Flow Rate: | 0.025 (DN15mm) | 
| Maximum Reading: | 99999 | 
| Company Info. | 
| Hunan Stron Smart Co., Ltd | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
| Size | DN15mm 1/2'' | DN20mm 3/4'' | DN25mm 1'' | 
| 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 | 
| maximum working pressure | 16bar | 16bar | 16bar | 
| maximum pressure loss | 0.6bar | 0.6bar | 0.6bar | 
| maximum reading | 99999 | 99999 | 99999 | 
| max temperature | 50°C | 50°C | 50°C | 
| max permissible error (MPE) | Q1≤Q≤Q2,MPE=±5% Q2≤Q≤Q4,MPE=±2% | Q1≤Q≤Q2,MPE=±5% Q2≤Q≤Q4,MPE=±2% | Q1≤Q≤Q2,MPE=±5% Q2≤Q≤Q4,MPE=±2% | 
| Function | Details | 
| prepayment | STS Standard, recharge by input 20 digits TOKEN | 
| low credit alarm | alarm value can be set by inputting corresponding TOKEN | 
| prepaid and post-paid switch | meter can be switch to prepaid mode or post-paid mode | 
| non-return valve | non-return valve inside for preventing back-flow | 
| Anti-tamper | meter will automatically close the valve after detection of
magnetic field and open cover event | 
| step tariff | step tariff can be set by inputting corresponding TOKEN | 
| overdraft collection | non-revenue water (overdraft) can be collected day by day or month
by month | 
| communication | the meter is available with AMI system through LORA-RF or Bluetooth
4.0 on request | 
| information inquiry | consumer could check the data like credit remain, total purchased
and total credit by input the short code. | 
| Size | DN15 1/2'' | DN20 3/4' | DN25 1'' | 
| length | 165/190 | 190 | 225/260 | 
| width | 99 | 99 | 103 | 
| height | 104 | 106 | 114 | 
| connecting thread | G3/4B | G1B | G1-1/4B | 
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