Secure Liberty 100 - UTRN Entry in Prepayment Mode

Page 88 of 116
Liberty 100 Smart Electricity Meter Technical Reference Manual
BGX501-767-R02
UTRN Entry in Prepayment Mode
7.6 UTRN Entry in Prepayment Mode
A valid vend UTRN from this mode can be used to add or deduct a vend amount from the meter’s account and a
valid switch UTRN can be used to change the meter’s main switch state from On to Off or vice versa.
A short press of key ‘A’ will initiate the UTRN entry process and the following display indicates that the meter is
in UTRN entry mode:
Once in UTRN entry mode, the function of key ‘A’ changes to backspace; each press of key ‘A’ will delete the
digit on the left , after deleting all digits the ‘Vend Mode’ display will return.
At the end of the UTRN entry, either a short press of key ‘B’ or waiting for 20 seconds will initiate the code
authentication process which will be followed by its corresponding displays.
The displays followed by vend UTRN:
A valid vend UTRN will display the following sequence four (4) times and then the default auto-cycle display will
resume.
Followed by
Followed by
Or
Or
Displayed if the vend UTRN is valid. This is followed by
the vend amount value.
The example shows that the vend amount is £500.00.
The vend amount is followed by the message ‘Added’
which indicates the amount is added to the meter
account or the message ‘Adjusted’ which indicates the
amount is deducted from the meter account or the
message ‘Set’ which indicates that the amount is set
as the current credit in the meter account.
An invalid vend UTRN entry will display the following sequence four times (except the ‘key locked’ message
which will timeout after 20 seconds) and then resumes the default auto-cycle display:
Followed by
Or
The display ‘Rejected’ indicates that the vend UTRN is
rejected and will be followed by the reason for
rejection.
‘Duplicate’ indicates UTRN is rejected because a used
UTRN is re-entered.