Functional characteristics of control box of well irrigation controller

1, using radio frequency card, reading and writing information in the card wirelessly, without any mechanical contact, with waterproof, moisture-proof, anti-attack, anti-wear, anti-decryption, fast and reliable data transmission characteristics. The data in the card can be stored for 10 years without loss, and can be used for 654.38+ten thousand times.

2. Accurate measurement

Measure electric energy, accurate to 0.0 1 degree.

3. Lower limit alarm function

When the user uses the card, if the remaining power (or water quantity and time) in the card is less than the set lower limit, the controller will automatically give an alarm to remind the user that the balance in the card is insufficient and needs to be purchased in time.

4. The controller can be used by multiple user cards, and the controller only recognizes cards but not people.

5. IC cards from different villages cannot be used with each other, and cards from one village cannot be used in another village.

6. Perfect electromagnetic compatibility design and power supply circuit design, with strong electromagnetic compatibility and extremely wide power supply working range, suitable for the field without zero line.

7. The controller has power-off protection function. If the user suddenly loses power during use, the data in the controller will not be lost, and the user can continue to use it after the call is over.

8. The lightning protection function and electricity stealing prevention function ensure the safe operation of the controller in thunderstorm season.

9. For motors and pumps with different powers, just replace different meters and AC contactors.

10, with comprehensive motor protection function.