ABB RELION 650 Series Communication Protocol Manual page 29

1MRK 511 413-UUS B
650 series 2.2 ANSI
Communication protocol manual
floating point) is in the range of a 32-bit signed integer value (max. 32-bit = 2 147 483
648).
MaxDestValue for CMT AI scaling
Select next
DNP3 client
Calculate Scaling factor on base
IEC08000407 V2 EN-US
Figure 4: CMT: Configuration Flowchart
Vendor-specific implementation
DNP3 AI scaling
DNP3 =
YES
Float or
32 bit
DNP3-Register =
16, 12 or 8 bit
Do AI scaling in
'DNP3
for all AI types and variants
Get MinDestValue and
Get MinSourceValue and
MaxSourceValue
from PST for all AIs
of SourceValue and DestValue
and define Equation mode
A
Configure
'Configuration Table'
in CMT for all AI values
All
NO
DNP3 clients
done
END
Section 3
Value
NO
= angle
+ 32 bit
Scale Ratio to degree
and resolution
for all angle AI values
IEC08000407.vsd
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