Changing Data Items - Siemens MJ-XL Installation And Operation Manual

Voltage regulator control panel
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3
Viewing and Changing MJ-XL Data Items
If you are not sure where you are in the Menu structure,
press the Menu key once to return to the top of that
menu. Press the Menu key again to return to the
<METER> Menu or home position.
Viewing a specific data item with the Menu Selection keys
is a two-step process:
1.
View the Menu that contains the desired data item by
stepping left and/or right through the Menu structure.
Use the × key to move left and the Ø key to move
right. Data items are grouped according to function so
you can readily determine which Menu contains the
desired data item. (See the Menu Structure Quick
Reference in Appendix G for help in locating a specific
data item.)
2.
View the desired data item by stepping up or down
through the Menu until you see the data item name
and its value on the display screen. Use the Ú key to
move down in the list; use the Ù key to move up in
the list.
Example
Suppose you want to view the regulator Forward Time
Delay setpoint. This data item is contained in the <REGU-
LATOR> Menu:
1.
Press the Menu key twice to return to the <METER>
Menu.
2.
Press the Ø key multiple times to step through sev-
eral menus. When <REGULATOR> appears on the
display screen, you are positioned in that Menu and
you can view its data items.
3.
Press the Ú key multiple times to step down through
the various data items in the Menu (Fwd Volts, Fwd
BW, and so on) until "Fwd Delay nnnS" appears.
"nnn" will be the currently stored value (in seconds)
for Forward Time Delay.
14
3.4

Changing Data Items

To change data, you must first view it, as described above.
Then press the Change key. The displayed value flashes to
indicate that a Change will be accepted and to indicate the
data that is to be changed. Press the Ù and Ú keys to
sequence through the acceptable values. When the
desired value is displayed, press the Save key to complete
the change.
The procedure for changing configuration parameters is
slightly different from the procedure for changing alphanu-
meric ones. Examples of each type of change follow:
Changing Configuration Parameters
In some cases, you will be choosing from one of several
alphabetic settings (for example, the <CONFIGURE>
Menu asks you to select among three System types:
WYE, DELTA LAG, and DELTA LEAD).
Example
Suppose you want to change the system type from Delta
Lag to Wye. You know (perhaps from checking the Menu
Structure Quick Reference Appendix G) that the System
data item is in the <CONFIGURE> Menu, so you must
first scroll to that Menu.
1.
Press the Menu key twice to return the display to
<METER>.
2.
Press the Ø key to step through the Menus until
<CONFIGURE> is viewed.
3.
Press the Ú key until Syst: appears. In this example,
the display screen would indicate that the present
setting is Syst:DELTA LAG.
4.
Press the Change key. DELTA LAG flashes to indi-
cate that it is the data to be changed. Note: The
underscore in this section of the manual denotes
flashing.
5.
Press the Ú key to see the next option. Syst:DELTA
LEAD appears on the screen.
6.
Press the Ú key again to see another option.
Syst:WYE appears. Since this is the option you want,
press the Save key to complete the change. Syst:
WYE continues to appear, but WYE no longer
flashes. This indicates that the change has been
accepted.
Siemens Power Transmission & Distribution, Inc.

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