Specifications

FCD-E1LC Installation and Operation Manual Chapter 6 Troubleshooting and Diagnostics
Monitoring Performance 6-3
Display Name Description
CURRENT SEFS Current severely
errored framing
seconds
A severely errored framing second is a second with 320 or
more OOF events or one or more AIS event. The data is
collected for the current 15-minute interval.
CURRENT DM Current degraded
minutes
The total number of degraded minutes in the current
15-minute interval. A degraded minute is a minute in which
the BPV events rate ranges between 1×10
-3
and 1×10
-6
. This
number is updated every minute.
CURRENT CSS Current slip
second counter
A CSS is a second with one or more controlled slip events.
The data is collected for the current 15-minute interval.
CURRENT TIMER Current interval
timer
Seconds elapsed from the start of interval counting.
24 HOUR ES Long-term errored
seconds
The total number of ES in the current 24-hour interval.
24 HOUR UAS Long-term fail
seconds
The total number of UAS in the current 24-hour interval.
24 HOUR SES Long-term
severely errored
seconds
The total number of SES in the current 24-hour interval.
24 HOUR BES Long-term bursty
errored seconds
The total number of BES in the current 24-hour interval.
24 HOUR LES Long-term line
errored seconds
The total number of LES in the current 24-hour interval.
24 HOUR SEFS Long-term
severely errored
framing seconds
The total number of SEFS in the current 24-hour interval.
24 HOUR LOFC Long-term loss of
frame counter
The total number of LOF events in the current 24-hour
interval.
24 HOUR LES Long-term line
errored seconds
The total number of LES in the current 24-hour interval.
24 HOUR SEFS Long-term
severely errored
framing seconds
The total number of SEFS in the current 24-hour interval.
24 HOUR LOFC Long-term loss of
frame counter
The total number of LOF events in the current 24-hour
interval.
24 HOUR CSS Long-term slip
second counter
The total number of CSS in the current 24-hour interval.
24 DEGRADE MIN Long-term
degraded minutes
The total number of degraded minutes in the last 24-hour
interval. This number is updated every minute.
LAST 24 DEGRADE MIN Last degraded
minutes
The total number of degraded minutes in the previous
24-hour interval. This number is updated every 24 hours.
24 INTERVAL Long-term interval
counter
The number of valid 15-minute intervals in the previous
24-hour period.