Schweitzer Engineering Laboratories SEL-421-4 - Page 845

3.27
Date Code 20171006 Instruction Manual SEL-400 Series Relays
Basic Relay Operations
Making Simple Settings Changes
Step 2. Access the Display Points and Aliases prompt.
a. Enter the SET F command.
b. Advance through the front-panel settings (repeatedly type >
and then <Enter>) until you reach the
Display Points and
Aliases
category.
Figure 3.20 shows a representative terminal screen. The
relay displays the first line that you can edit. For display
points, the line number is the display point number.
Step 3. List the present display points.
a. Type LIST <Enter> at the Display Points
? prompt.
b. After showing the active display points, the relay returns to
Line 1 followed by the settings
? prompt.
Step 4. Type <Enter> once to proceed to the Line 2 present value and
settings
? prompt.
Step 5. Type DELETE <Enter> to delete Display Point 2.
Step 6. Type LIST <Enter> to examine the remaining display points.
Former Display Point 2 is eliminated, and Display Point 3 moves
up to position 2.
The relay returns to Line 2 followed by the settings
? prompt.
Example 3.3 Deleting a Display Point (Continued)
Display Points
(Boolean) : RWB Name, “Label”, “Set String”, “Clear String”, “Text Size”
(Analog) : Analog Quantity Name, “User Text and Formatting”, “Text Size”
1: IN101,"CB1","CLOSED","OPEN",S
? LIST <Enter>
1: IN101,"CB1","CLOSED","OPEN",S
2: IN102,"CB2","CLOSED","OPEN",S
3: IN105,"5 MVA XFMR Fans","ON","OFF",S
1: IN101,"CB1","CLOSED","OPEN",S
? <Enter>
2: IN102,"CB2","CLOSED","OPEN",S
? DELETE <Enter>
2: IN105,"5 MVA XFMR Fans","ON","OFF",S
? LIST <Enter>
1: IN101,"CB1","CLOSED","OPEN",S
2: IN105,"5 MVA XFMR Fans","ON","OFF",S
2: IN105,"5 MVA XFMR Fans","ON","OFF",S
? END <Enter>
•
•
•
Display Points
(Boolean) : RWB Name, “Label”, “Set String”, “Clear String”, “Text Size”
(Analog) : Analog Quantity Name, “User Text and Formatting”, “Text Size”
1: IN101,"CB1","CLOSED","OPEN",S
2: IN105,"5 MVA XFMR Fans","ON","OFF",S
•
•
•
Save settings (Y,N) ? Y <Enter>
Saving Settings, Please Wait...........
Settings Saved
=>>
Figure 3.20 Using Text-Edit Mode Line Editing to Delete a Display Point