7-14
Serial Port Communications and Commands
Date Code 20020129
SEL-387E Instruction Manual
Command Definitions
SEL ASCII commands require three characters, and some commands require certain parameters.
Each command is defined in alphabetical order. Examples are shown for some commands
following their definitions. Text you type appears in bold, and keyboard keys you push appear in
bold with brackets. For example, to enter Access Level 1 from Access Level 0, type
ACC<ENTER>
.
2AC (Access Level 2)
Access Levels 1, B
Use the
2AC
command to enter Access Level 2. The default password for Level 2 is shown in
the table under
PAS (Passwords)
later in this section. Use the
PAS
command from Access
Level 2 to change passwords. Install main board jumper JMP6A to disable password protection.
With JMP6A installed, the relay will not display a request for the password but will immediately
execute the command.
The following display indicates successful access to Level 2:
=>2AC<ENTER>
Password: ? @@@@@
XFMR 1 Date: MM/DD/YY Time: HH:MM:SS.SSS
STATION A
Level 2
=>>
You may use any command from the “=>>” prompt. The relay pulses the ALARM contact for
one second after any Level 2 access attempt, unless an alarm condition already exists.
ACC (Access Level 1)
Access Levels 0, B, 2
Use the
ACC
command to enter Access Level 1. The default password for Level 1 is shown in
the table under
PAS (Passwords)
later in this section. Use the
PAS
command from Access
Level 2 to change passwords. Install main board jumper JMP6A to disable password protection.
The following display indicates successful access to Level 1:
=ACC<ENTER>
Password: ? @@@@@<ENTER>
XFMR 1 Date: MM/DD/YY Time: HH:MM:SS.SSS
STATION A
Level 1
=>