ABB Relion 670 Series Technical Reference Manual page 85

1MRK505222-UUS C
Technical reference manual
Power supply fault Power supply
Watchdog
I/O nodes
TX overflow
Master resp.
Supply fault
ReBoot I/O
Internal Fail (CPU)
I/O nodes = BIM, BOM, IOM
xxxx = Inverted signal
ANSI04000520 V1 EN
Figure 21: Hardware self-supervision, potential-free alarm contact
IO fail
IO stopped
IO started
LON ERROR
FTF fatal error
Watchdog
RTE fatal error
RTE Appl-fail
RTE OK
IEC61850 not ready
RTCERROR
RTC OK
TIMESYNCHERROR
Time reset
SYNCH OK
Settings changed
IEC04000519 V2 EN
Figure 22: Software self-supervision, IES (IntErrorSign) function block
Fault
module
Fault
Fault
CEM
OR
Set e.g. BIM 1 Error
Reset
e.g. IOM2 Error
e.g. IO (n) Error
Set
Reset
OR
Set
Reset
OR
Set
Reset
1 second pulse
Section 4
Basic IED functions
AND
INTERNAL
FAIL
en04000520_ansi.vsd
OR
Internal
OR
OR
NUMFAIL
Internal
WARN
OR
NUMWARNING
RTCERROR
TIMESYNCHERROR
SETCHGD
en04000519-1.vsd
FAIL
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