14.8
SEL-400 Series Relays Instruction Manual Date Code 20171006
ASCII Command Reference
Command Description
CEV L
yyy
Command CEV Lyyy returns a specified length event report in Compressed
ASCII format, where Lyyy indicates a length of yyy cycles. You can specify yyy
from 1 cycle to a value including and beyond the event report total cycle length.
If yyy is longer than the total length, the relay returns the full event report. The
Lyyy option overrides the C option.
CEV NEXT
CEV NEXT returns the oldest unacknowledged event report on the present com-
munications port in Compressed ASCII format.
CEV NSET
The CEV NSET command returns the Compressed ASCII event report with no
relay settings.
Ta b l e 1 4.21 C E V L
yyy
Command
Command Description Access Level
CEV Lyyy Return yyy cycles of the most recent event report (includ-
ing settings) with 4-samples/cycle data in Compressed
ASCII format.
1, B, P, A, O, 2
CEV n
a
Lyyy
a
Parameter
n
indicates event order or serial number; see
CEV on page 14.6
.
Return yyy cycles of a particular n event report with
4-samples/cycle data in Compressed ASCII format.
1, B, P, A, O, 2
Table 14.22 CEV N Command
Command Description Access Level
CEV N Return the oldest unacknowledged event report with 4-sam-
ples/cycle sampling in Compressed ASCII format.
1, B, P, A, O, 2
Ta b l e 1 4.23 C E V N S E T Co m m a n d
Command Description Access Level
CEV NSET Return the most recent event report without settings at full
length with 4-samples/cycle data in Compressed ASCII
format.
1, B, P, A, O, 2
CEV n
a
NSET
a
Parameter
n
indicates event order or serial number.
Return a particular n event report without settings at full
length with 4-samples/cycle data in Compressed ASCII
format.
1, B, P, A, O, 2
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