70
────────────────────────────────────────────────────
5.2 PT and CT Setting (Examples of Changing the Digits and Moving the Decimal Point)
────────────────────────────────────────────────────
Reset the integration value.
Release the hold state.
Set the PT ratio to 60.
Set the CT ratio to 400.
Enter the measurement display.
SHIFT
RESET
START/STOP
SHIFT
PEAKHOLD
HOLD
SHIFT
PT･CT･SC
PT ratio flashes
CT ratio
SC
5.2 PT and CT Setting
(Examples of Changing the Digits and Moving the Decimal Point)
Explains when using the following PT and CT:
PT: primary side 6,600 V secondary 110 V (PT ratio 6,600÷110=60)
CT: primary side 2,000 A secondary 5 A (CT ratio 2,000÷5=400)
(1) Resets the integration value.
1. When the RUN indicator is lit, press the
START/STOP
key to stop
integration.
2. When the RUN indicator is flashing, press the
SHIFT→RESET
key to reset the
integration value (the RUN indicator is turned off).
(2) Release the hold state.
1. When the HOLD indicator is lit, press the
HOLD
key to turn off.
2. When the HOLD indicator is flashing, press the
SHIFT→PEAKHOLD
keys to
turn off.
(3) Set the PT ratio to 60.
1. Press the
SHIFT
key and the SHIFT indicator is lit.
2. Press the
PT･CT･SC
key to make a setting condition. Displays in this case
become as follows;
When PT ratio except 1 is already set that value is displayed.
If the most significant digit is not flashing, the holding display state or
integration data is not reset. At this time press the
PT･CT･SC
key and return
to normal condition, and then repeat from step 1.
To Next Page
Loading...
