5.
The instrument automatically defaults to true
RMS
measurement.
To change the measurement mode to
AVERAGE
, press the Volt
function key to toggle from
RMS
to
AVG
.
NOTE: When measuring DC volts, the instrument must be in
the RMS measurement mode only and positive
polarity connected to V
A
, V
B
, or V
C
!
6.
The instrument defaults to automatic ranging. If manual ranging is
desired, the unit must be in High Speed Capture or Timer Mode.
Proceed as follows:
-
Press
HIGH SPEED CAPR
function key. Select the
CHANGE
I & V
RANGE
function key.
-
Press
CHANGE I
RNG
to set the current range desired.
-
Press
CHANGE V
RNG
to set voltage range desired, after
making the changes, press
OK
to enter the new
configuration.
Please refer to section 4.7 if an external clamp-on current transformer is
used.
7. Press
the
ESC
function key, to return to the Single-Phase input
selection screen.
4.5.3 THE MAX HOLD FEATURE
17
Pressing the MAX HOLD button in the Single-Phase Mode will result in the
display of the selected single phase measuring screen. The PMM-1 will
continuously monitor the selected inputs, and will display the highest value
metered during the monitored period of time. It should be noted that the
highest value must be present for at least 1 second, and only the highest
value will be displayed. To save the value press SAVE, see section 4.10 to
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