ABB RELION REF610, Technical Reference Manual

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Table 5.1.15.1.-15 Event record
Address Signal name Range Comment
671 Latest selection code
a)
1...3 1 = read oldest unread record
2 = read oldest stored record
3 = clear Modbus event buffer
-1...-99 -1...-99 = move to the nth
newest record
672 Sequence number 1...255
673 Unread records left 0...99
674 Time stamp of the event, date 2 bytes: YY.MM
675 Time stamp of the event, date and time 2 bytes: DD.HH
676 Time stamp of the event, time 2 bytes: MM.SS
677 Time stamp of the event, time 0...999 0...999 ms
678 Modbus DI point or informative event (SPA channel) 0/1
*
DI event 0 When MSB = 0, bits 14...0
indicate the DI point.
*
Informative event 1 When MSB = 1, bits 14...0
indicate the SPA channel.
679 DI value or SPA event code
*
DI event 0/1 In case of a DI event, the
register will contain the DI
value.
*
Informative event 0...63 In case of an informative event,
the register will contain the
SPA event code.
a)
Readable and writeable register.
Structure 4
The relay's real-time clock is stored in this structure. It can be updated by presetting
the whole register structure in one Modbus transaction.
Table 5.1.15.1.-16 Real-time clock structure
Address Description Range
721 Year 0...99
722 Month 1...12
723 Day 1...31
724 Hour 0...23
725 Minute 0...59
726 Second 0...59
727 Hundredth of a second 0...99
5.1.16. DNP 3.0 remote communication protocol
The DNP 3.0 protocol was developed by Harris Control based on the early versions
of the IEC 60870-5 standard telecontrol protocol specifications. Today, the DNP
protocol specifications are controlled by the DNP Users Group.
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REF610 REF610 Feeder Protection Relay
Technical Reference Manual - ANSI Version
1MRS755535