
Bandwidth
The regulator uses discrete steps and the Bandwidth must have a width that allows at least
one tapchange position where the control remains satisfied. To minimize excessive
operations on the regulator, this bandwidth is usually set to include two or three in-band
tap operation positions.
The range is settable from 1.0 to 10.0 volts in 0.1 volt increments, and 2 volts minimum
is recommended. This setting is the total bandwidth.
7.7.1
Setting Bandcenter and Bandwidth from the HMI
1.
Press the Up Arrow (SETP Hot Button) pushbutton to wake the unit. The menu will
advance to "SETPOINTS".
2.
Press the Down Arrow pushbutton once. The unit will display the following:
Profile Settings
3.
Press the Right or Left arrow pushbuttons, as necessary, to navigate to the "Common
Settings" menu.
Editing Setpoints in the wrong Setpoint Profile can cause the control
to operate incorrectly.
4.
Verify that the desired Setpoint Profile is indicated, then press the Right or Left
arrow pushbutton, as necessary, to navigate to the "Power Flow Forward" menu
item.
The steps necessary to set Bandcenter Forward are described here.
The steps to set Bandcenter Reverse are similar.
5.
Press the Down arrow pushbutton, as necessary, to navigate to the "Bandcenter
Fwd" menu item.
6.
Press the ENT pushbutton. If prompted, enter a valid Level Access Code. The
following will be displayed:
Bandcenter Fwd
120.0 Volts C
7.
Utilizing the arrow pushbuttons enter the desired Bandcenter Fwd value (100.0 to
135.0 in 0.1 Volt increments), then press the ENT pushbutton. The following will be
displayed reflecting the value that was entered.
8.
Press the Down arrow pushbutton, as necessary, to navigate to the "Bandwidth Fwd"
menu item.
9.
Press the ENT pushbutton. If prompted, enter a valid Level Access Code. The
following will be displayed:
Bandwidth Fwd
Section 7
1VAC388793-MB A
Setpoints
534
TCC300
User Manual
Summary of Contents for TCC300
Page 1: ...Digital Tapchanger Control TCC300 User Manual ...
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