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Guides for your smart electricity prepayment meter

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How to Enter Your Top-Up Code

These instructions apply to Landis+Gyr smart prepayment meters with green and grey buttons, and a communications hub attached above, below, or to the side.

Step-by-step:

  1. Press button A repeatedly until you reach the “Add Credit” screen.
  2. Press button B to enter the code screen.
    You’ll see a series of asterisks (*) and the word “Code.”
  1. The first asterisk will flash.
  • Press button A to scroll through numbers 0–9.
  • Stop when the correct number is displayed.

(There may be a slight delay when changing numbers.)

  1. Press button B to move to the next digit.
  2. Repeat steps 3–4 until you’ve entered all 20 digits of your top-up code.

If you make a mistake:

  • Continue entering numbers until all 20 digits are complete.
  • Then press button B repeatedly to move back to the incorrect digit and correct it.

Confirming your code:

  • Once all digits are correct, press and hold button B for a few seconds to submit the code.

Error messages you may see:

  • “Credit Already Used”
    The code has already been entered, or the credit is already on your meter.

  • “Invalid Code”
    The code doesn’t match your meter. This may happen if:

    • You entered a gas meter code instead of electricity (or vice versa), or
    • The code belongs to another meter

    You can try up to 5 times within 10 minutes. After that, you’ll be locked out for 1 hour before you can try again.

How to Turn Your Electricity Back On

If your electricity has gone off because you’ve run out of credit, you’ll need to top up or use your emergency credit first. For safety, the meter will ask you to confirm before restoring your supply.

Follow these steps:

  1. Press button A to access the main menu.
  2. The screen will display “Press B for Elec.”
    Press button B.
  3. The screen will show “En Supply, A = No, B = Yes.”
    Press button B to confirm.
  4. The screen will display “Supply Enabled.”
    This means your electricity supply has been successfully restored.

How to Activate Emergency Credit

If you can’t top up your meter, you can use £10 of Emergency Credit to restore your supply.

Please note:

  • You will need to repay any Emergency Credit you use.
  • The amount owed will be taken from your next top-up.
  • In some cases, you may owe more than £10 (for example, if standing charges or existing debt have built up).

How to activate it:

  1. When available, your meter will display “EmCr available.”
  2. Press button A to enter the menu.
  3. Press button A again to reach the Emergency Credit screen.
  4. The screen will display “Accept EmCr.”
    Press button A.
  5. The screen will show “Confirm EmCr.”
    Press button B.
  1. Emergency Credit will now be activated.

Landis+ Gyr E470 - Green & round button 

How to Enter Your Top-Up Code

These instructions apply to Landis+Gyr smart prepayment meters with a green A button, a round B button, and a communications hub attached above, below, or to the side.

Step-by-step:

  1. Press button A repeatedly until you reach the “Add Credit” screen.
  1. Press button B to open the code entry screen.
    You’ll see a row of asterisks (*) and the word “Code.”
  1. The first asterisk will flash.
  • Press button A to scroll through numbers 0–9.
  • Stop when the correct number is displayed.

(There may be a slight delay when the numbers change.)

  1. Press button B to move to the next digit.
  2. Repeat steps 3–4 until all 20 digits of your top-up code have been entered.

If you make a mistake:

  • Continue entering the code until all 20 digits are complete.
  • Then press button B repeatedly to go back to the incorrect digit and correct it.

Confirm your code:

  • Once all digits are correct, press and hold button B for a few seconds to submit the code.

If there’s a problem:

  • “Credit Already Used”
    The code has already been entered, or the credit is already on your meter.

  • “Invalid Code”
    The code doesn’t match your meter. This may happen if:

    • You’ve entered a gas meter code instead of electricity (or vice versa), or
    • The code belongs to another meter

    You can try up to 5 times within 10 minutes. After that, you’ll be locked out for 1 hour before you can try again.

How to Turn Your Electricity Back On

If your electricity has switched off because you’ve run out of credit, you’ll need to top up or activate your emergency credit first. For safety, the meter may ask you to confirm before restoring your supply.

Follow these steps:

  1. Press button B.
  2. If the screen shows “EN SUPPLY, A = NO, B = YES”, press button B to confirm.
  3. Your electricity supply should now turn back on.

How to Activate Emergency Credit

If you’re unable to top up your meter, you can access £10 of Emergency Credit to restore your supply.

Please note:

  • You’ll need to repay any Emergency Credit you use.
  • The amount owed will be deducted from your next top-up.
  • In some cases, you may owe more than £10 if standing charges or existing debt have built up.

How to activate it:

  1. When available, your meter will display “EmCr available.”
  2. Press button A to go to the meter index.
  1. Press button A again to reach the Emergency Credit screen.
  2. The screen will show “Accept EmCr.”
    Press button A.
  3. The screen will display “Confirm EmCr.”
    Press button B.
  4. Emergency Credit will now be activated.

 

Landis+ Gyr E470 - Green & white button 

How to Enter Your Top-Up Code

These instructions apply to Landis+Gyr smart prepayment meters with a green A button, a white B button, and a communications hub attached above, below, or to the side.

Step-by-step:

  1. Press button A repeatedly until you reach the “Add Credit” screen.
  2. Press button B to open the code entry screen.
    You’ll see a row of asterisks (*) and the word “Code.”
  1. The first asterisk will flash.
  • Press button A to scroll through numbers 0–9.
  • Stop when the correct number is displayed.

(There may be a slight delay when the numbers change.)

  1. Press button B to move to the next digit.
  2. Repeat steps 3–4 until all 20 digits of your top-up code have been entered.

If you make a mistake:

  • Continue entering the code until all 20 digits are complete.
  • Then press button B repeatedly to return to the incorrect digit and correct it.

Confirm your code:

  • Once all digits are correct, press and hold button B for a few seconds to submit the code.

If there’s a problem:

  • “Credit Already Used”
    The code has already been entered, or the credit is already on your meter.

  • “Invalid Code”
    The code doesn’t match your meter. This may happen if:

    • You’ve entered a code for a different meter (for example, gas instead of electricity), or
    • The code belongs to someone else

    You can try up to 5 times within 10 minutes. After that, you’ll be locked out for 1 hour before you can try again.

How to Turn Your Electricity Back On

If your electricity has switched off because you’ve run out of credit, you’ll need to top up or activate your emergency credit first. For safety, the meter will ask you to confirm before restoring your supply.

Follow these steps:

  1. Press button A to access the main menu.
  2. The screen will display “Press B for Elec.”
    Press button B.
  3. The screen will show “En Supply, A = No, B = Yes.”
    Press button B to confirm.
  4. The screen will display “Supply Enabled.”
    This means your electricity supply has been successfully restored.

How to Activate Emergency Credit

If you’re unable to top up your meter, you can access £10 of Emergency Credit to restore your supply.

Please note:

  • You’ll need to repay any Emergency Credit you use.
  • The amount owed will be deducted from your next top-up.
  • In some cases, you may owe more than £10 if standing charges or existing debt have built up.

How to activate it:

  1. When available, your meter will display “EmCr available.”
  2. Press button A to reach the meter index.
  3. Press button A again to access the Emergency Credit screen.
  4. The screen will display “Accept EmCr.”
    Press button A.
  5. The screen will show “Confirm EmCr.”
    Press button B.
  6. Emergency Credit will now be activated.

Elster/Honeywell AS302P

How to Enter Your Top-Up Code

Step-by-step:

  1. Press the top button to turn on the display screen.
  1. Press the bottom button until the “>” arrow is next to “PREPAYMENT.”
  1. Press the top button to select it.
  1. Press the bottom button until the “>” arrow is next to “Enter UTRN.”
  1. Press the top button to select.
  2. To enter your 20-digit top-up code:
    • Press the bottom button to scroll through numbers until you reach the correct one.
    • Press the top button to move to the next digit.
  1. Repeat until all 20 digits have been entered correctly.
  2. Press and hold the top button to submit your code.
  3. If successful, the screen will display “Top-up Accepted.”

If there’s a problem:

  • “Invalid Top-up Incorrect”
    This means the code entered is incorrect. The screen will return to “ENTER U.”
    Repeat the steps above and enter the code again carefully.

How to Turn Your Electricity Back On

If you run out of credit, your electricity supply will switch off. To restore it, you’ll need to top up or use emergency credit. For safety, you must confirm before the supply is turned back on.

Follow these steps:

  1. When your supply is off, you’ll see a flashing icon in the bottom right of the display.
  1. Press the top button to access the main menu.
  2. Press the bottom button to scroll through the menu options.
  3. When you see “Prepayment > Supply”, press the top button to select it.
  4. The screen will display “Supply State Armed.”
  1. Press and hold the top button to turn the supply back on.
  2. You should hear a click, and the screen will show “Supply State Enabled.”
    Your electricity supply should now be restored, and the symbol will reappear on the display.

How to Activate Emergency Credit

If you can’t top up your meter, you can access £10 of Emergency Credit to restore your supply.

Please note:

  • You’ll need to repay any Emergency Credit you use.
  • The amount owed will be deducted from your next top-up.
  • In some cases, you may owe more than £10 if standing charges or existing debt have built up.

How to activate it:

  1. Press the upper button to open the main menu.
  2. Press the lower button to scroll through the options.
  1. When you see “Prepayment”, press the upper button to select it.
  1. Use the lower button to scroll through the prepayment options.
  2. When “Financial” is displayed, press the upper button to select it.
    Your current balance will be shown.
  3. Press the lower button to reach the Emergency Credit screen, where you’ll see “EC Available.”
  4. Press the upper button to continue.
  5. Use the lower button to choose “Yes.”
  6. Press the upper button to confirm.
  1. The screen will display “EC Status In Use.”
    Emergency Credit is now activated.

EDMI ES-10B

Step-by-step:

  1. Press and hold the right-hand button until the screen displays “prepay.”
  2. Press and hold the right-hand button again to enter the top-up menu.
  3. Press and hold the right-hand button once more to open the “UTRN” (top-up code) screen.
  1. To enter your code:
    • Press and hold the right-hand button to scroll through the digits.
    • Press the right-hand button briefly to select each digit.
  1. Repeat until all digits of your top-up code have been entered.
  2. Once complete, press and hold the right-hand button to submit the code.
    The screen will display “Wait.”
  3. When the top-up is successful, the screen will show “Done” along with your updated balance.

How to Turn Your Electricity Back On

If you run out of credit, your electricity will switch off. To restore your supply, you’ll need to top up or use emergency credit. For safety, you’ll be asked to confirm before the supply is turned back on.

Follow these steps:

  1. Press the right-hand button to scroll through the menu options.
  2. When you see “Armed – hold OK to enable”, press and hold the right-hand button.
  3. The screen will change to “Enabled.”
  4. Your electricity supply should now be restored.

How to Activate Emergency Credit

If you can’t top up your meter for any reason, you can access £10 of Emergency Credit to restore your supply.

Please note:

  • You’ll need to repay any Emergency Credit you use.
  • The amount owed will be deducted from your next top-up.
  • In some cases, you may owe more than £10 if standing charges or existing debt have built up.

How to activate it:

  1. When Emergency Credit is available, the Emergency Credit symbol (an “E” in a circle) will be lit on the meter display.
  2. The screen will alternate between “EMGCY. CREDIT” and “HOLD RETURN.”
  3. Press and hold the return button (the left-hand button with the return symbol).
  4. The screen will display “EMCRD” along with the amount activated.
  5. Emergency Credit is now active on your meter.

Elster Honeywell AS300P

How to Enter Your Top-Up Code

Step-by-step:

  1. Press the middle button to open the menu screen.
  1. Use the top and bottom buttons to scroll to “Prepayment.”
    Press the middle button to select it.
  1. In the next menu, scroll to “Enter UTRN.”
    Press the middle button to select.
  1. You can now enter your 20-digit top-up code (UTRN):
    • Use the top and bottom buttons to scroll to the correct number.
    • Press the middle button to move to the next digit.
  2. Repeat until all 20 digits have been entered correctly.
  1. Once complete, press and hold the middle button to confirm the code.
    (Only do this after entering the final digit.)

How to Turn Your Electricity Back On

If you run out of credit, your electricity supply will switch off. To restore it, you’ll need to top up or use emergency credit. For safety, you must confirm before the supply is turned back on.

Follow these steps:

  1. When your supply is off, you’ll see a flashing icon in the bottom right of the display.
  2. Press the bottom button until the screen shows “Back.”
    Then press the middle button to return to the main screen.
  3. Press the top button.
    You should hear a click, and the relay icon will close.
  4. Your electricity supply should now be restored.

How to Activate Emergency Credit

If you can’t top up your meter for any reason, you can access £10 of Emergency Credit to restore your supply.

Please note:

  • You’ll need to repay any Emergency Credit you use.
  • The amount owed will be deducted from your next top-up.
  • In some cases, you may owe more than £10 if standing charges or existing debt have built up.

How to activate it:

  1. Press the upper button to access the main menu.
  1. Press the lower button to scroll through the menu options.
  2. When you see “Prepayment”, press the upper button to select it.
  3. Use the lower button to scroll through the options.
  4. When “Financial” is displayed, press the upper button to select.
    Your current balance will be shown.
  1. Press the lower button to find the Emergency Credit screen, which will show “EC Available.”
  2. Press the upper button to continue.
  3. Use the lower button to select “Yes.”
  4. Press the upper button to confirm.
  5. The screen will display “EC Status: In Use.”
    Emergency Credit is now active.

Secure Liberty 100

How to Enter Your Top-Up Code

Step-by-step:

  1. Press the blue A button on your meter.
    The display should show “Vend Mode.”
  2. Enter your 20-digit top-up code (UTRN) using the buttons on the meter.
  3. If you make a mistake, press the blue A button to delete the last digit entered.
  1. Once all 20 digits have been entered correctly, press the red B button.
  2. Your top-up will be processed. If successful, the screen will display “Accepted.”

If there’s a problem:

  • “Rejected, Duplicate”
    The top-up has already been applied to your meter.
  • “Rejected, Incorrect”
    The code was entered incorrectly—please try again.
  • “Rejected, Incomplete”
    The full 20-digit code was not entered—start again and enter all digits.
  • “Rejected, Invalid”
    The code is not for this meter. Check that you’re using the correct meter (for example, electricity vs gas).

How to Turn Your Electricity Back On

If you run out of credit, your electricity will switch off. To restore your supply, you’ll need to top up or use emergency credit. For safety, you must confirm before the supply is turned back on.

Follow these steps:

  1. Press the blue A button.
    The screen will light up and display “PRESS A TO CONNECT.”
  2. Press the A button again.
    The screen will display “PRESS B TO CONFIRM.”
  1. Press the red B button to confirm.
  2. Your electricity supply should now be reconnected.

How to Activate Emergency Credit

If you can’t top up your meter for any reason, you can access £10 of Emergency Credit to restore your supply.

Please note:

  • You’ll need to repay any Emergency Credit you use.
  • The amount owed will be deducted from your next top-up.
  • In some cases, you may owe more than £10 if standing charges or existing debt have built up.
  • Daily standing charges will continue to apply and will be taken from your balance.

How to activate it:

  1. Press any number button on your Liberty 100 or 110 smart meter keypad until you see “EC” or “Emergency Credit” on the display.
  2. The screen will show the amount of Emergency Credit available.
  1. Press the A button to confirm that you want to use Emergency Credit.
  1. The credit will be automatically added to your balance.

Aclara

Step-by-step:

  1. Press the A button to wake up the meter.
  2. Press and hold the A button until the UTRN (top-up code) screen appears.
  3. Enter your 20-digit top-up code (UTRN):
    • Use the A and B buttons to scroll and select each number.
  1. Repeat until all 20 digits have been entered correctly.
  2. Press and hold the B button to confirm the code.
  3. Your meter will process the code and update your balance.

How to Turn Your Electricity Back On

If your electricity has switched off because you’ve run out of credit, you’ll need to top up or activate emergency credit first. For safety, you must confirm before the supply is restored.

Follow these steps:

  1. Make sure all appliances are switched off.
  1. Press the A button until you see a message such as “Relay Armed.” 
  2. Press and hold buttons A and B together.
  3. You should hear a click, and the supply will reconnect. 
  4. The relay icon will stop flashing, confirming your electricity is back on.

How to Enter Your Top-Up Code

Step-by-step:

  1. Press the red A button to wake up the meter.
  2. Press button A repeatedly until the screen displays “Credit Entry.”
  3. Press the black B button to select “Yes.”
  4. Enter your top-up code (UTRN):
    • Press button A to scroll through numbers 0–9 until you reach the correct digit.
    • Press button B to move to the next digit.
  5. Repeat until all digits have been entered correctly.
  6. Once complete, press and hold button B for a few seconds to confirm your code.
  7. The meter will process your top-up and confirm that it has been accepted.

If you can’t top up your meter, you can access £10 of Emergency Credit to keep your supply on.

Please note:

  • You’ll need to repay any Emergency Credit you use.
  • The amount owed will be deducted from your next top-up.
  • Emergency Credit is usually available when your balance drops below £2. 

How to activate it:

  1. Press the A button until the screen displays “Emergency Credit Available.”
  2. Press the B button to accept Emergency Credit.
  3. The credit will be added to your balance.
  4. Emergency Credit is now active on your meter.

Kaifa

How to Enter Your Top-Up Code

Step-by-step:

  1. Press the Up button to wake up the meter and access the menu.
  2. Use the Down button to scroll to the“Top Up” option.
  3. Press and hold the Up button to select it. 
  1. Enter your 20-digit top-up code (UTRN):
    • Use the Up button to scroll through numbers 0–9.
    • Use the Down button to move to the next digit. 
  2. Repeat until all 20 digits have been entered.
  3. Press and hold the Down button to submit your code.
  4. The screen will display a message confirming whether the top-up has been accepted.

How to Turn Your Electricity Back On

If your electricity has turned off because you’ve run out of credit, you’ll need to top up or activate emergency credit first. For safety, you must confirm before restoring the supply.

Follow these steps:

  1. Make sure all appliances are switched off.
  2. Press the A button to wake up the meter and view the display. 
  3. When your balance is positive or Emergency Credit is active, the meter will allow reconnection.
  4. Follow the on-screen prompt to reconnect the supply (this may involve confirming using the buttons).
  5. You should hear a click, and the electricity supply will be restored.

How to Activate Emergency Credit

If you can’t top up your meter, you can use Emergency Credit to keep your supply on.

Please note:

  • Emergency Credit is available when your balance is low.
  • You’ll need to repay any Emergency Credit you use.
  • The amount owed will be deducted from your next top-up.

How to activate it:

  1. Press the A button to wake up the meter.
  2. Scroll through the screens until you see Emergency Credit available.
  3. Follow the on-screen prompt to accept Emergency Credit (usually by pressing the confirmation button).
  4. The credit will be added to your balance, and your supply will continue.

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