BECKWITH ELECTRIC M-2601, Instruction Book

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M-2601/02/03 Instruction Book
PRIMARY Status
The Primary Status display bar shows the primary
quantities calculated, based on secondary values
of the load tap changer, and appropriate
multipliers.
SECONDARY Status
The Secondary Status display box shows the
quantities calculated at the end of the ARC con-
nection point.
TAP Position Clock
TAP Indicators
The black pointer indicates actual tap position.
Drag Upper (red) dial hand: Records the high-
est tap position. The dial hand remains fixed at
the highest tap position until reset.
Drag Lower (green) dial hand: Records the lowest
tap position until reset.
Upper Limit (blue): Indicates the highest tap
position indication permitted.
Lower Limit (yellow): Indicates the lowest tap
position indication permitted.
ALARM LED Indicators
The Metering Status screen (see Figure 7-2),
contains an array of Alarm LEDs that illuminate
to indicate a specific Tap Changer Control
condition.
Status LED column identifies and indicates (when
lit) the condition of an alarm, if enabled.
Enable LED column indicates whether or not a
particular alarm is tracked.
BIASING Display Bar
The Biasing display bar displays the amount of
voltage that is added or subtracted from the
voltage bandcenter.
TIMING and MISC Display Bar
The Timing and MISC (miscellaneous) display
bar includes timing parameters to perform “raise”
and “lower” tap change positions. The display
bar also includes miscellaneous counter reset
and presets.