A–15
Appendix – A
Figure A-6 Monitor Screens (page 8 of 9)
Monitor/Tap Information
Tap Position/Cal
0
Displays the tap position of the tapchanger. Recognizes
tapchanges commanded via manual, automatic or external
(SCADA) means, if tap position is not disabled. The tap position
can be calibrated by selecting ENT, then setting the tap position
using the
/
pushbuttons and selecting ENT to confirm the
new tap position.
OITE:
Q
In order to verify Neutral Tap Position, when the tap
position is "0", but no neutral input is detected, the
Tap Position screen will display "- - -" instead of "0".
Drag Hands E
L= 0 N R= 0 N
Displays minimum and maximum values of tap position since
reset. (
Section 2.2
)
Definite Timer
Raise= X Sec
LO
Displays the status of the raise and lower timers; inverse or
linear.
Intertap Timer
xxx %
Displays the status of the intertap timer.
Operation Counter
0
Records the total number of raise and lower operations. The
operation counter will advance by one or two counts, as set by
user, for each open-close-open contact operation. This counter
is not resettable, but can be preset to any value between 0 and
999,999.
Resettable Counter E
0
Records the total number of raise and lower operations as does
the total operations counter, discussed above. This counter is
reset by pressing
EOT
at this screen. This counter can be used
to monitor the number of tapchanges since the last time it was
checked.
Neutral Sw Counter
x
The Neutral Switch Counter is updated each time the neutral
input is detected. Neutral Switch Counter can also preset to
any value. The Neutral Switch Counter is a software counter
that is stored in non-volatile memory and has a maximum value
of 999,999.
Lower Counter
x
Records the number of Lower operations, can be Preset/Reset
in Configuration/Tap Settings.
Raise Counter
xx
Records the number of Raise operations, can be Preset/Reset
in Configuration/Tap Settings.
