Table 20: Group for displaying status information
Entry No. Group No. 66 (0x42) to Group No. 69
(0x45)
Group No. 70 (0x46) to Group No. 73
(0x49)
0 (Heading) Single-point indications Double-point indications
1 Indication #1 Indication #1
2 Indication #2 Indication #2
… … …
255 Indication #255 Indication #255
Table 21: Used attributes of ASDU 10 for status information
COT CAA FUN
1 Spontaneous 0 / 1..60 REB500 CU / REB500 BU 254 Generic
With the exception of the header (entry 0), the current values of the entries are not available on
request. The response to the corresponding generic read command is therefore COT 43
“invalid data response to generic read command”.
4.5.3 Entries for single-point indications
GUID-AD226E53-FF68-4ADB-BA19-CB654D580D49 v2
Table 22: Directory entry for GIN 0x4200 (header)
COD Data type Length Number Value / Significance
<10> Description <1> os8ascii 24 1 Single-point indications
<1> Current value <3> UI 1 1 Number of SPI defined in this group
Table 23: Directory entry for GIN 0x42 (xx)
COD Data type Length Number Value / Significance
<10> Description <1> os8ascii 20 1 Event text defined by user
<1> Current value <23> data
structure
14 1 (Includes the following two
definitions)
<9> Double
Point
Information
1 1 OFF (1) / ON (2)
<14> binary
time
7 1 Time stamp (CP56Time2a)
The following table gives an example of the ASDU 10 Generic Data that is transferred
spontaneously for a single-point indication.
Table 24: TYPE IDENTIFICATION: Generic data
0
0 0 0 1 0 1 0 Type Identification 10 DATA UNIT IDENTIFIER
1 0 0 0 0 0 0 1
Variable Structure
Qualifier
SQ=1,
SQ_No.= 1
Spontaneous <1>
Cause Of Transmission COT
REB500 CU/BU No.
Common Address of
ASDU
<0 .. 60>
Table continues on next page
Section 4 1MRK 511 451-UEN B
IEC60870-5-103
22 Distributed busbar protection REB500
Communication protocol manual IEC60870-5-103
© Copyright 2019 ABB. All rights reserved
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