7SR220 Technical Manual
Chapter 4 - Page 78 of 96 © 2017 Siemens Protection Devices Limited
The default counter event buffer size is set 30. The counter event mode is set to Most Recent, only most recent event
for each point is stored.
Counters are by default returned in a class zero interrogation.
Note, not all points listed here apply to all builds of devices.
Counters
Static (Steady-State) Object Number: 20
Change Event Object Number: 22
Static Variation reported when variation 0 requested: 1 (32-Bit Counter with Flag)
or 2 (16-Bit Counter with Flag)
or 5 (32-Bit Counter w/o Flag)
or 6 (16-Bit Counter w/o Flag)
Change Event Variation reported when variation 0 requested: 1 (32-Bit Counter Event with Flag)
or 2 (16-Bit Counter Event with Flag)
or 5 (32-Bit Counter Event with Flag and Time)
or 6 (16-Bit Counter Event with Flag and Time)
Frozen Counters
Static (Steady-State) Object Number: 21
Change Event Object Number: 23
Static Variation reported when variation 0 requested: 1 (32-Bit Frozen Counter with Flag)
or 2 (16-Bit Frozen Counter with Flag)
or 5 (32-Bit Frozen Counter with Flag and Time)
or 6 (16-Bit Frozen Counter with Flag and Time)
or 9 (32-Bit Frozen Counter w/o Flag)
or 10 (16-Bit Frozen Counter w/o Flag)
Change Event Variation reported when variation 0 requested: 1 (32-Bit Frozen Counter Event with Flag)
or 2 (16-Bit Frozen Counter Event with Flag)
or 5 (32-Bit Frozen Counter Event with Flag and Time)
or 6 (16-Bit Frozen Counter Event with Flag and Time)
Counter Frozen Counter
Point
Index
Description
Default
Change
Event
Assigned
Class
(1, 2, 3
or none)
Default
Variation
Static
Object 20
Default
Variation
Event
Object 22
Deadband
Is Resettable
IsFreezable
Default
Change
Event
Assigned
Class
(1, 2, 3
or none)
Default
Variation
Static
Object 21
Default
Variation
Event
Object 23
0 Waveform Records
0,3
5 1
1
✔
0,2 9 1
1 Fault Records 0,3 5 1 1
✔
0,2 9 1
2 Event Records
0,3
5 1
1
✔
0,2 9 1
3 Data Log Records
0,3
5 1 1
✔
0,2 9 1
5 StartCount 0,3 5 1 1
✔ ✔
0,2 9 1
6 Start Count Target
0,3
5 1
1
✔
0,2 9 1
7 Active Setting Group 0,3 5 1 1
✔
0,2 9 1
11 CB Total Trip Count
0,3
5 1 1
✔ ✔
0,2 9 1
12 CB Ph A Trip Count
0,3
5 1 1
✔ ✔
0,2 9 1
13 CB Ph B Trip Count
0,3
5 1 1
✔ ✔
0,2 9 1
14 CB Ph C Trip Count
0,3
5 1 1
✔ ✔
0,2 9 1
15 CB E/F Trip Count
0,3
5 1 1
✔ ✔
0,2 9 1
16 CB Delta Trip Count
0,3
5 1 1
✔ ✔
0,2 9 1
17 CB Count To AR Block 0,3 5 1 1
✔ ✔
0,2 9 1
18 CB Frequent Ops Count
0,3
5 1 1
✔ ✔
0,2 9 1
21 E1 Counter
0,3
5 1
1
✔
0,2 9 1
22 E2 Counter
0,3
5 1
1
✔
0,2 9 1
23 E3 Counter
0,3
5 1
1
✔
0,2 9 1
24 E4 Counter 0,3 5 1 1
✔
0,2 9 1
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