Description
Product Description
Prepaid smart water meters plastic shell Rf card cold water meter flow meter
DN15 DN20 DN25 Valve Controlled prepaid water meter
Diameter | mm | 15 | 20 | 25 |
Turndown Ratio | Q3/Q1 | ≥100 |
Q4(overload flow) | m3/h | 3.125 | 5 | 7.875 |
Q3(constant flow) | m3/h | 2.5 | 4 | 6.3 |
Q2(boundary flow) | m3/h | 0.05 | 0.064 | 0.1008 |
Q1(minimum flow) | m3/h | 0.025 | 0.04 | 0.063 |
Pressure loss | p | ≤63 |
Maximum Pressure Allowed | MPa | ≤1 |
Working Frequency | MHz | 470-510 |
Battery Life | year | ≥6 |
Remote Style | / | LoRa |
Transmit Power | dBM | ≤20 |
Valve Work Power | mA | 45 |
constant Current | uA | ≤5 |
RF card smart prepaid digital water meters
controlled cold water prepaid water meter
1.Main features:
*Prepaid function: users buy water before use, non-payment shut off valve and no water.
*One-card function: one card to realize the control and use of water, electricity, gas and other smart meters. 2.Display synchronization function:
The liquid crystal display and the mechanical part display synchronization, even if the
circuit has a fault liquid crystal can not display, also can refer to the mechanical display.
3.Warning and alarm function:
Battery under voltage, insufficient available water consumption, strong magnetic
interference and other fault information, will be prompted on the LCD alarm.
4.Data feedback function:
*every time the user buys water and swipes the card, it will bring the relevant
information back to the management system, so that the management party can know the water situation.
*Valve self-maintenance function: the valve rotates regularly to remove the valve scale in time to ensure the flexibility of the valve.
5.Prevent water hoarding function:
*The software can set a flexible recharge limit to prevent users from hoarding water.
*Prevent dripping function:cooperate with base table, realize prevent dripping function.
*Water inspection function: you can query the users who have not purchased water for a long time or whose water consumption is abnormally low, and check the abnormal users.
Packaging & Shipping
We use carton to pack prepaid water meter from DN 15 to DN 35.Accessories: One instruction manual, pipe fittings, connecting nut and sealing washer two pieces each. We use wooden to pack prepaid meter from DN 40 to DN 200 including DN 50. mechanical water flowmeter
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Order instructions
1. The products are only for category display,the price is not for reference, please contact us for selection and quotation.
2. Please specify in the order before placing the order:
2.1. Production standard 2.2. Material
2.3. Connection method
2.4. Pressure
2.5. Medium
2.6. Temperature
2.7 Other requirements
3. The company can configure electric devices, pneumatic drive devices, and turbine devices according to the specific requirements of users.
4. All kinds of valves produced by our company can meet the requirements of the contract, and are inspected and tested strictly
according to the standards before leaving the factory. If you have any questions, you can contact us online, we will do our best
to provide you with quality service.
FAQ
- Q: How long will you give me the reply?
A:we will contact you in 24 hours as soon as we can.
Q: Are you trading company or manufacturer ?
A: We are perforation factory of the water meters.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods need custom with your design logo, it is according to quantity.
4Q.What are your quality control procedures?
A: We adhere to strict quality control procedures that begin with product design and carry through to the end of the production
process using state-of -the-art quality control equipment.