8.6
SEL-551 Relay Instruction Manual Date Code 20110408
Testing and Troubleshooting
Acceptance Testing
Step 3. Purpose:
Establish Access Level 1 communications.
Method:
a. Type ACC <Enter>.
b. At the prompt, enter the Access Level 1 password and
press <Enter>. The
=> prompt should appear,
indicating that you have established communications at
Access Level 1.
Step 4. Purpose:
Verify relay self-test status.
Method:
a. Type STA <Enter>. The following display should
appear on the terminal:
=>>STA <Enter>
FEEDER 1 Date: 02/07/00 Time: 23:25:34.869
STATION A
FID=SEL-551-R504-Vf-D970616 CID=D7F0
SELF TESTS
W=Warn F=Fail
IA IB IC IN MOF
OS 3 3 3 3 0
+5V_PS +5V_REG -5V_REG +10V_PS -10V_PS VBAT
PS 4.99 4.99 -5.06 10.17 -10.33 2.92
TEMP RAM ROM CR_RAM EEPROM
28.6 OK OK OK OK
Relay Enabled
=>
The STA Command (Status) subsection in Section 5: Serial Port
Communications and Commands explains the values listed in the above status
printout.
Step 5. Purpose:
View factory settings entered before shipment.
Method:
a. The relay is shipped with factory settings; type SHO
<Enter> to view the settings. Section 4: Setting the
Relay includes a complete description of the settings.
The terminal display should look similar to the
following:
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