
1. Product Name:Prepaid cold water meter、intelligentCold water meter、Swipe card cold water meter
2. Specifications and models: DN15, DN20, DN25
3. Functional features:
Prepaid function: Information is transmitted bidirectionally through an RF card, allowing users to purchase and recharge water before using it. If there is no fee, the water supply will automatically stop and the valve will be closed
Chinese character display: can be viewed intuitivelyPrepaid water meterVarious user information.
Reminder function: When the remaining water level or amount reaches the set value, the valve will automatically close to remind users to purchase water or recharge in a timely manner. After inserting the card, users can continue to use it until the water level reaches zero and close the valve.
Valve closing function: When the remaining water level is zero, the water meter automatically closes the valve, and only the user can open the valve after swiping the card to purchase water.
Low voltage prompt function: When the battery voltage is insufficient or needs to be replaced, the water meter automatically closes the valve.
Full waterproof function: fully sealed design, waterproof, moisture-proof, and anti magnetic attack.
Unique battery compartment design for easy battery replacement.
Micro power consumption design, with a static operating current of less than 0.01uA, ensuring a battery life of over 6 years.
4. Comparison Table of Water Meter Caliber