
3.6.10
Alarm status
There are three available states designated by color for each of the Alarm Status elements:
•
Gray with Dark Gray Text – Alarm disabled.
•
Gray with Black Text – Alarm enable and condition not met.
•
RED – Alarm enabled and condition exists.
Comm Block
The control has had its automatic operation blocked via communications and is now in
manual operation mode and the alarm output is on due to this condition.
Block Raise (Tap)
The tap position equals or exceeds the block raise tap limit setting and the alarm output is
on due to this condition.
Block Lower (Tap)
The tap position equals or exceeds the block lower tap limit setting and the alarm output
is on due to this condition.
Block Raise (Voltage)
The tap position equals or exceeds the block raise voltage limit setting and the alarm
output is on due to this condition.
Block Lower (Voltage)
The tap position equals or exceeds the block lower voltage limit setting and the alarm
output is on due to this condition.
DVAr2 Load Current Limit
DVAr2 Load Current is exceeding the respective maximum current limit setting and the
alarm output is on due to this condition.
Mtr. Seal-In Failure
Indicates that motor current has not been detected for a period 15 seconds after a Raise or
Lower command has been executed. This event must occur two consecutive times for this
alarm to occur.
Backup Pwr Failure
Indicates the absence of Backup Power circuiting when Backup Power option has been
detected.
1VAC388793-MB A
Section 3
Operation
TCC300
73
User Manual
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