Schweitzer Engineering Laboratories SEL-311L, Instruction Manual, Page: 452 / 734

10-26 Line Current Differential Communications Date Code 20010625
and Serial Port Communications and Commands
SEL-311L Instruction Manual
Time: This is the time the command response was given (except for relay
response to the
EVE or SUM command, where it is the time the
event occurred).
The serial port command explanations that follow in the Command Explanations subsection are
in the same order as the commands listed in Table 10.6.
C
OMMAND
E
XPLANATIONS
Access Level 0 Commands
ACC Command (Go to Access Level 1)
The ACC command provides entry to Access Level 1. Different commands are available at the
different access levels as shown in Table 10.6.
ACC moves from any access level to Access Level 1.
Password Requirements and Default Passwords
Passwords are required if the main board Password jumper is not in place (Password jumper =
OFF). Passwords are not required if the main board Password jumper is in place (Password
jumper = ON). Refer to Table 2.5 for Password jumper information. See
PAS Command later
in this section for more information on passwords.
The factory default passwords for Access Levels 1, B, and 2 are:
Access Level Factory Default Password
1 OTTER
B EDITH
2 TAIL
WARNING
!
This device is shipped with default passwords. Default passwords
should be changed to private passwords at installation. Failure to
change each default password to a private password may allow
unauthorized access. SEL shall not be responsible for any damage
resulting from unauthorized access.
Access Level Attempt (Password Required)
Assume the following conditions: Password jumper = OFF (not in place), Access Level = 0.
At the Access Level 0 prompt, enter the ACC command:
= ACC <ENTER>