Micom P721, Техническое руководство

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Communication database P72x/EN CT/A11
MiCOM P721/P723 Page 77/78
Analog Inputs
Static (Steady-State) Object Number: 30
Change Event Object Number: 32
Request Function Codes supported: 1 (read)
Static Variation reported when variation 0 requested: 1 (32-Bit Analog Input)
Change Event Variation reported when variation 0 requested: 1 (32-Bit Analog Change Event w/o
Time)
Change Event Scan Rate: The scan rate for analog input change events is fixed at 1s
P72x
Point
Inde
x
P721
presence
P723
presence
Name/Description
Initial
Value
Scaling
and Units
(represent
ation of
32767 –
see
above)
Valid
Range
Change
Event
Dead-
band
Initial Change
Event Class (1,
2, 3 or none)
14 X X Fault magnitude 0 10 In 0 to 10 In each new
fault
2
15 X Fault magnitude IA 0 10 In 0 to 10 In each new
fault
2
16 X Fault magnitude IB 0 10 In 0 to 10 In each new
fault
2
17 X Fault magnitude IC 0 10 In 0 to 10 In each new
fault
2
18 X X Fault magnitude IN 0 2 IEn 0 to 2 IEn each new
fault
2
Format:
F1:
0: None, 1: Phase A, 2: Phase B, 3: Phase C, 4: Phase AB, 5: Phase AC, 6: Phase BC, 7:
Phase A B C, 8: Earth.
F2:
0: Null, 1: Remote trip, 2: … (See format F78 in MODBUS conception document).