R.9.49
Date Code 20111215 Reference Manual SEL-421 Relay
ASCII Command Reference
Description of Commands
STA S
Use the STA S command to view all SELOGIC control equation operating
errors. See Section 3: SEL
OGIC Control Equation Programming for more
information.
STA SC and STA SR
The STA SC and STA SR commands clear/reset the SELOGIC control
equation operating errors from the status report if the errors are no longer
present. In addition, these commands reset the Automation SEL
OGIC Peak and
Average Execution Cycle Time statistics. See Section 3: SEL
OGIC Control
Equation Programming for more information.
SUMMARY
The SUMMARY command displays a summary event report. See Section 3:
Analyzing Data in the Applications Handbook for information on summary
event reports.
SUM
Use the SUM command to view the event summary reports in the relay
memory.
When parameter n is 1 through 9999, n indicates the order of the event report.
The most recent event report is 1, the next most recent report is 2, and so on.
When parameter n is 10000 through 42767, n indicates the absolute serial
number of the event report.
SUM ACK
Use SUM ACK to acknowledge an event summary that you recently viewed
with the SUM NEXT command on the present communications port.
Acknowledge the oldest summary (specify no event number).
Table 9.128 STA S Command
Command Description Access Level
STA S Display detailed SELOGIC control equation
error information.
1, B, P, A, O, 2
Table 9.129 STA SC and STA SR Command
Command Description Access Level
STA SC Clear SELOGIC control equation errors and
reset SEL
OGIC cycle time statistics.
P, A, O, 2
STA SR Clear SEL
OGIC control equation errors and
reset SEL
OGIC cycle time statistics.
P, A, O, 2
Tabl e 9. 13 0 SU M Co mma n d
Command Description Access Level
SUM Return the most recent event summary. 1, B, P, A, O, 2
SUM n
a
a
Parameter n indicates event order or serial number; see the event history report (HIS
command).
Return an event summary for event n. 1, B, P, A, O, 2
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