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Issue: 0.4
Prepayment Function
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P450 In Home Energy Monitor - DRAFT User Manual
displays the emergency credit value that can be applied, and the current emergency credit status.
Selection of the button will then show confirmation of the status.
The emergency credit statuses supported by the P450 IHEM are defined as:
Emergency Credit Available
Emergency Credit Selected
Emergency Credit in Use
Emergency Credit Exhausted
Emergency Credit Unavailable
The emergency credit screen can be seen in the following example.
Figure 76 Emergency Credit Status Screen
11.8.1 Emergency credit available
After selection of the status button where emergency credit is available to the user a notification
screen is displayed to confirm whether the user wishes to enable emergency credit.
Should the user not wish to activate the feature then the X button should be selected, the P450 IHEM
will then return the user to the status screen.
Should the user wish to invoke emergency credit then the check mark should be selected. The
emergency credit screen can be seen in the following example.
Figure 77 Emergency Credit Available Screen
11.8.2 Emergency credit successfully taken
Where emergency credit has been accepted by the meter, a notification is displayed to the user to
show that it has been taken, this is typically displayed after acceptance to invoke emergency credit.
The emergency credit taken screen can be seen in the following example.
