Resetting accumulators and maximum demands, Chapter 3 display operations menu operations, Series pm172 powermeters – SATEC RDM172 Manual User Manual
Page 55
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Chapter 3 Display Operations
Menu Operations
Series PM172 Powermeters
55
Label Option Format/Range
Description
dSt Daylight
saving
time option
diS = disabled
En = enabled
When DST is disabled, the RTC operates
in standard time only. When enabled, the
device automatically updates the time at
2:00 AM at the pre-defined DST switch
dates.
dSt.S
DST start date
Month-week-
weekday
Week = 1
st
, 2
nd
, 3
rd
,
4
th
or LSt (last week
of the month)
The date when Daylight Saving Time
begins. The DST switch point is specified
by the month, week of the month and
weekday. By default, DST starts at 2:00
AM on the second Sunday in March of
each year.
dSt.E
DST end date
Month-week-
weekday
Week = 1
st
, 2
nd
, 3
rd
,
4
th
or LSt (last week
of the month)
The date when Daylight Saving Time
ends. The DST switch point is specified by
the month, week of the month and
weekday. By default, DST ends at 2:00
AM on the first Sunday in November of
each year.
dSt.S
Hour
DST start hour
1-6
The time when Daylight Saving Time
begins.
dSt.E
Hour
DST end hour
1-6
The time when Daylight Saving Time
ends.
Resetting Accumulators and Maximum Demands
To enter the menu, select the “rst” entry from the Main menu, and then press
the ENTER button.
The Reset menu allows you to separately reset minimum/maximum log
records, maximum demands and counters.
To reset the desired registers:
1. Highlight the middle window by pressing briefly the
SELECT button.
2. Select the desired entry by scrolling through the list with
the UP and DOWN arrow buttons until the desired entry
appears.
3. Press the SELECT button briefly to highlight the lower
item.
4. Press and hold the ENTER button for 5 seconds.
5. Release the button. The “do” entry is replaced with “done”
showing the operation is complete.
The following table shows available options.
Label Description
Lo.Hi
Clears Min/Max log
A.dnd
Clears maximum ampere, volt and harmonic demands
P.dnd
Clears maximum power demands
dnd
Clears all maximum demands
Enr
Clears all total energies
tOU.d
Clears summary and TOU maximum demands
tOU.E
Clears summary and TOU energy registers
Cnt
Clears all counters
Cnt1 – Cnt4 Clears counter #1-#4
rSt
do
Lo.Hi