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Analog inputs are by default returned in a class zero interrogation.
Note, not all points listed here apply to all builds of devices.
Analog Inputs
Static (Steady-State) Object Number: 30
Change Event Object Number: 32
Analog Input Deadband: 34
Static Variation reported when variation 0 requested: 1 (32-Bit Analog Input with Flag)
Change Event Variation reported when variation 0 requested: 1 (32-Bit Analog Change Event w/o Time)
Analog Input Reporting Deadband Variation reported when variation 0 requested: 1 (16-Bit)
Point
Description
Index
0 Frequency
1 Vab Primary
2 Vbc Primary
3 Vca Primary
4 Va Primary
5 Vb Primary
6 Vc Primary
7 Va Secondary
8 Vb Secondary
9 Vc Secondary
21 Vzps
22 Vpps
23 Vnps
31 Ia Primary
32 Ib Primary
33 Ic Primary
34 Ia Secondary
35 Ib Secondary
36 Ic Secondary
37 Ia Nominal
38 Ib Nominal
39 Ic Nominal
43 In Primary
44 In Secondary
45 In Nominal
46 Ig Primary
47 Ig Secondary
48 Ig Nominal
51 Izps Nominal
© 2017 Siemens Protection Devices Limited
Chapter 4 - 7SR120 · Data Communications Definitions
or 2 (16-Bit Analog Input with Flag)
or 3 (32-Bit Analog Input w/o Flag)
or 4 (16-Bit Analog Input w/o Flag)
or 5 (Single Precision, floating point Analog Input with Flag)
or 2 (16-Bit Analog Input w/o Time)
or 3 (32-Bit Analog Input with Time)
or 4 (16-Bit Analog Input with Time)
or 5 (Single Precision, floating point Analog Input w/o Time)
or 7 (Single Precision, floating point Analog Input with Time)
or 2 (32-Bit)
or 3 (Single Precision, floating point)
Default
Default
Change Event
Variation
Variation
Assigned Class
Static
(1, 2, 3 or none)
Object 30
Object 32
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
0,3
2
Default
Default
Event
Multiplier
4
100.000
4
0.010
4
0.010
4
0.010
4
0.010
4
0.010
4
0.010
4
10.000
4
10.000
4
10.000
4
10.000
4
10.000
4
10.000
4
1.000
4
1.000
4
1.000
4
100.000
4
100.000
4
100.000
4
100.000
4
100.000
4
100.000
4
1.000
4
100.000
4
100.000
4
1.000
4
1000.000
4
1000.000
4
100.000
Chapter 4 - Page 69 of 84
Default
Deadband
1.000
100.000
100.000
100.000
100.000
100.000
100.000
1.000
1.000
1.000
1.000
1.000
1.000
100.000
100.000
100.000
0.100
0.100
0.100
0.100
0.100
0.100
100.000
0.100
0.100
100.000
0.100
0.100
0.100
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