Schweitzer Engineering Laboratories SEL-351-5, Instruction Manual

Page: 447 / 706

10.11
Date Code 20070117
Instruction Manual SEL-351-5, -6, -7 Relay
Serial Port Communications and Commands
Serial Port Access Levels
Access Level B
When the relay is in Access Level B, the relay sends the prompt:
==>
Commands BRE n through PUL in Table 10.6 are available from
Access Level B. For example, enter the CLO command at the Access Level B
prompt to close the circuit breaker:
==> CLO <Enter>
While in Access Level B, any of the Access Level 1 commands are also
available (commands
BAC through TRI in Table 10.6 ).
The 2AC command allows the relay to go to Access Level 2 [see ACC, BAC,
and 2AC Commands (go to Access Level 1, B, or 2) on page 10.14 for more
detail]. Enter the 2AC command at the Access Level B prompt:
==>
2AC <Enter>
Access Level 2
When the relay is in Access Level 2, the relay sends the prompt:
=>>
Commands CON through VER in Table 10.6 are available from Access
Level 2. For example, enter the SET command at the Access Level 2 prompt
to make relay settings:
=>> SET <Enter>
While in Access Level 2, any of the Access Level 1 and Access Level B
commands are also available (commands
BAC through PUL in Table 10.6 ).