Schweitzer Engineering SEL-387-0, Instruction Manual

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7.26
SEL-387-0, -5, -6 Relay Instruction Manual Date Code 20170601
Serial Port Communications and Commands
SEL ASCII Protocol Details
If a setting is hidden because that section of the settings is turned OFF, you
cannot jump to that setting.
TERSE is very useful when making small
changes to the settings. For example, the following procedure is recommended
when making a change to one setting:
Change the CTR1 Setting
=>> SET CTR1 TE <Enter>
Group 1
GENERAL DATA
Wdg 1 CT Ratio (1-50000) CTR1 = 120 ?
160 <Enter>
Wdg 2 CT Ratio (1-50000) CTR2 = 240 ? END <Enter>
Save Changes? Y <Enter>
Settings saved
Verify the CTR1 Setting
=>> SHO CTR1 <Enter>
Group 1
GENERAL DATA
CTR1 = 160 CTR2 = 240 CTR3 = 400 CTR4 = 400
MVA = 100.0 ICOM = Y
W1CTC = 11 W2CTC = 11 W3CTC = 0
VWDG1 = 230.00 VWDG2 = 138.00 VWDG3 = 13.80
Issue <Ctrl+X> to Stop Scrolling
=>>
Table 7.6 lists the editing keys that you can use with the SET command.
After you enter a setting, you are prompted for the next setting. Press <Enter>
to move from setting to setting. The settings are arranged into families of
related settings to simplify setting changes. You can start at a specific setting
by entering the setting name as a parameter.
The relay checks each entry to ensure that it is within the allowable input
range. If it is not, an
Out of Range
message is generated, and the relay
prompts for the setting again.
When you have made all the necessary setting changes, it is not necessary to
scroll through the remaining settings. Type
END <Enter> at the next setting
prompt to display the new settings and request confirmation.
Answer Y <Enter> to the confirmation request to approve the new settings. If
you violate a rule for setting relationships, a fail message is displayed, and the
settings prompt moves to the first setting that affects the failure. While the
active settings are updated, the relay is disabled, the
ALARM output contacts
Table 7.6 Editing Keys for SET Commands
Press Key(s) Results
^ <Enter> Moves to previous entry in a setting category until you get to the
first entry in the category, and then it moves to previous category.
< <Enter> Moves to previous settings category when making group settings.
> <Enter> Moves to next settings category when making group settings.
<Enter> Moves to next entry.
END <Enter> Exits editing session and displays all settings (if TERSE not used).
Prompts: SAVE CHANGES (Y/N)? Type Y <Enter> to save
changes and exit, N <Enter> to exit without saving.
<CONTROL> X Aborts editing session without saving changes.
OFF <Enter> Flags a setting as not applicable. Only applies to certain settings.