CET Electric Technology
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event will replace the oldest event on a First-In-First-Out basis. The SOE Log can be reset from the front
panel or via communications.
4.6 Time of Use (TOU)
TOU is used for electricity pricing that varies depending on the time of day, day of week and season.
The TOU system allows the user to configure an electricity price schedule inside the PMC-D726M and
accumulate energy consumption into different TOU tariffs based on the time of consumption. TOU
programming is only supported through communications. This feature is available in Firmware V1.00.04
(LED)/V1.01.04 (LCD) or later.
The TOU feature on PMC-D726M supports one TOU schedule, which can be switched at a pre-defined
time. The TOU schedule supports:
6 seasons
10 Daily Profiles, each with 6 Periods in 15-minute interval
10 Holidays or Alternate Days
4 Tariffs
The TOU schedule has the following setup parameters and can only be programmed via communications:
Specify a daily rate schedule which can be divided
into a maximum of 6 periods in 15-min intervals.
Up to 10 Daily Profiles can be programmed for each
TOU schedule.
1 to 10, the first
period starts at 00:00
and the last period
ends at 24:00.
A year can be divided into a maximum of 6 seasons.
Each season is specified with a Start Date and ends
with the next season’s Start Date.
1 to 6, starts from
January 1
st
A day can be defined as an Alternate Day, such as May
1
st
. Each Alternate Day is assigned a Daily Profile.
Specify the day type of the week. Each day of a week
can be assigned a day type such as Weekday1,
Weekday2, Weekday3 and Alternate Days. The
Alternate Day has the highest priority.
Weekday1,
Weekday2,
Weekday3 and
Alternate Days
Table 4-11 TOU Setup Parameters
For each of the 4 Tariff Rates, the PMC-D726M provides the following information:
Energy: kWh Import/Export, kvarh Import/Export and kVAh
TOU data is available through the Front Panel and communications
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