6-10
RMS Variation Limit, continued
Procedure to
record rms
variation
(continued)
Continued on next page
Action... Result...
STEP 2: Press the High limit,
Low Limit, and/or Very Low
Limit field to display the numeric
keypad used to set threshold
values. Use the keypad to enter
limits for the corresponding phase
in the High limit, Low Limit,
and Very Low Limit fields. RMS
variation event occurs at the time
one or more phases of voltage or
current goes outside of the
programmed limits. The event
ends when all channels for which
triggers are enabled have come
back within the limits for the
duration of the cycles specified to
end event.
•Press Disabl to deactivate the
limit field.
•Press OK to accept the new
threshold limits for rms
variation.
•Press Cancel to discard
changes and return to the rms
Variations Setup screen.
• When done entering limit
values, close the keypad (press
OK or Cancel).
MARK112_211
NOTE 1: Parameter thresholds are best left
disabled unless you have an application that
specifically calls for them.
NOTE 2: The High limit must be set at least .1
higher than the Low limit for each active channel
or the entered value will not be accepted.
NOTE 3: Hysteresis values assigned to limits are
set by the system and not programmable by the
user.
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