Installation and use of prepaid meters

Installation and use of intelligent prepaid magnetic card energy meter:

1. When installing the prepaid meter, the installation position should be kept vertical and connected according to the wiring diagram,

2, open the power meter end button box cover, and then connect each end button wiring according to the wiring diagram, switch on the power supply.

3. The user inserts the pre-purchased power IC card into the table according to the arrow direction on the card (metal contact facing left), and the display first displays the table number and then displays the preset power, and then displays the alarm power of the preset power. At this time, you can remove the IC card, and the LCD screen of the meter displays the total electricity consumption and remaining electricity in turn.

4, when the user uses electricity, the pulse indicator light will shine.

5, the pre-payment meter automatically calculates the decline of the purchased electricity during normal use. When the remaining power in the prepaid meter is less than the alarm power, the alarm indicator flashes, and the current remaining power on the display reminds the user to purchase electricity. When the remaining power is equal to the alarm power, the power failure once to remind the user to buy electricity, at this time the user needs to insert the IC card into the energy meter once to restore power supply. When the remaining power is zero, the power supply is stopped.

6, a table a card, the user each new purchase of electricity, can only insert their own meter to enter an effective electricity.

7, each time the user inserts the IC card into the prepaid meter, the meter will write all the user's electricity consumption back on the IC card, the next time the user buys electricity, the power sale management system reads the IC card data summary and checks whether the user is legitimate to use electricity. Electricity inspectors can also use inspection cards to check the user's electricity consumption.

8. The power supply management department sets the maximum power load of the user according to the actual situation. When the actual load exceeds the set value, the built-in relay of the meter is disconnected, the power supply is stopped, and the power supply is automatically restored after 3 minutes, reminding the user that the load cannot be exceeded.