Page 32 of 69
Issue: 1.8
Tariff Features
© Gyr
E470 Tokenless Smart Prepayment Meter
7.1.2 TOU Switching Scheme – Example
Switch #
Season
Start Time
Rate
Applicable Days of operation
Auxiliary relay
M T
W T
F
S
S
1
S
00:00
1
Y
Y
Y
Y
Y
Closed
2
S
07:00
2
Y
Y
Y
Y
Y
Open
3
S
00:00
3
Y
Y
Closed
4
W
00:00
1
Y
Y
Y
Y
Y
Y
Y
Closed
5
W
07:00
2
Y
Y
Y
Y
Y
Y
Y
Open
The example above shows a seasonal weekday/weekend tariff. During the
summer season the meter switches between rates one and two during
weekdays in a seven hour on/off peak pattern. The aux relay is closed
during the nightly off peak period. At weekends the meter switches to rate 3
and closes the off peak relay all day. During winter months the meter
operates the seven-hour off peak pattern throughout the week.
7.1.3 Holidays/Special Days
The meter may be configured with 15 dates to be used as special days.
During a special day the meter may be configured to:
Switch to and remain in a particular rate (1 to 4) all day, or remain
in the normal switching scheme.
Close the Auxiliary relay all day.
Act in a ‘Friendly Non-Disconnect’ mode all day.
7.2 Block Tariff
The Block Tariff structure is shown diagrammatically below:
Pr
ice
/U
ni
t
Block 1
Block 2
Block 3
Block4
Consumption in
kWh
Power Switch
Threshold Values
The meter will hold three Power switch threshold values; these values
represent the value in kWh between blocks. The block tariff will begin at the
start of a billing period.
From the start of a new billing period, the number of kWh’s consumed will
be recorded as a Billing Period Usage Value. When the recorded value
