ABB Relion 670 Series RES670, Техническое руководство

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15.16.2 Functionality
The function gives the possibility to monitor the level of real value signals in the system
relative to each other or to a fixed value. It is a basic arithmetic function that can be used
for monitoring, supervision, interlocking and other logics.
15.16.3 Function block
REALCOMP
INPUT
REF INEQUAL
INHIGH
INLOW
IEC15000053-1-en.vsdx
IEC15000053 V1 EN
15.16.4 Signals
Table 372: REALCOMP Input signals
Name Type Default Description
INPUT REAL 0.000 Input value to be compared with reference value
REF REAL 0.000 Reference value to be compared with input value
Table 373: REALCOMP Output signals
Name Type Description
INEQUAL BOOLEAN Input value is equal to the reference value
INHIGH BOOLEAN Input value is higher than the reference value
INLOW BOOLEAN Input value is lower than the reference value
15.16.5 Settings
Table 374: REALCOMP Group settings (basic)
Name Values (Range) Unit Step Default Description
EnaAbs Signed
Absolute
- - Signed Selection for absolute or signed comparison
RefSource Set Value
Input REF
- - Set Value Selection for reference value either input or
setting
SetValue -999.999 - 999.999 - 0.001 0.001 Set value for reference
Table continues on next page
1MRK 511 365-UUS A
Section 15
Logic
Phasor measurement unit RES670 2.1 ANSI 479
Technical manual