Sel SEL-421 - Cev Terse; CEV Command Option Combinations; CEV Command Option Groups

R.9.8
SEL-421 Relay Reference Manual Date Code 20111215
ASCII Command Reference
Description of Commands
CEV TERSE
The CEV TERSE command returns a Compressed ASCII event report
without the event report labels.
Use the TERSE option with any of the CEV commands except CEV ACK.
CEV Command Option Combinations
You can combine options C, L, Lyyy, n, NSET, NSUM, Sx, and TERSE in
one command. Enter the options according to the following guidelines:
➤ The Lyyy option overrides the C option
➤ The Sx option overrides the L option
➤ Enter the options in any order
Tab le 9.25 lists the choices you can make in the CEV command. Combine
options on each row, selecting one option from each column, to create a CEV
command.
The following examples illustrate some possible option combinations:
CHISTORY
The CHISTORY command is the HISTORY command for the Compressed
ASCII command set. See Section 5: SEL Communications Protocols for
information on the Compressed ASCII command set. For a detailed example
of the items in the Compressed ASCII history report, see Section 3: Analyzing
Data in the Applications Handbook.
Tabl e 9. 24 CEV TER S E C omm and
Command Description Access Level
CEV TERSE Return the most recent event report at full
length without the report labels with 4-sam-
ples/cycle data in Compressed ASCII format.
1, B, P, A, O, 2
CEV n TERSE
a
a
Parameter n indicates event order or serial number; see CEV on page R.9.5.
Return a particular n event report at full length
without the report labels with 4-samples/cycle
data in Compressed ASCII format.
1, B, P, A, O, 2
Table 9.25 CEV Command Option Groups
Acknowledge
Event
Number
Data
Resolution
Report
Type
Report
Length
Omit
ACK
n,
NEXT Sx, LC Lyyy, CNSET,
NSUM,
TERSE
Example Description
CEV L10 S8 Return 10 cycles of an 8-samples/cycle Compressed ASCII
event report for the most recent event.
CEV L10 L Return 10 cycles of an 8-samples/cycle Compressed ASCII
event report for the most recent event (same as above).
CEV 2 C NSUM TERSE For the second most recent event, return 15 cycles of the
event in Compressed ASCII format with no event summary
and no report label lines with 8-samples/cycle data.