Fixed Signals Fxdsign - ABB Relion Technical Manual

Section 13
Logic
13.4
13.4.1
13.4.2
13.4.3
13.4.4
488

Fixed signals FXDSIGN

Identification
Function description
Fixed signals
Functionality
The Fixed signals function FXDSIGN generates nine pre-set (fixed) signals that can be
used in the configuration of an IED, either for forcing the unused inputs in other function
blocks to a certain level/value, or for creating certain logic. Boolean, integer, floating
point, string types of signals are available.
Function block
FXDSIGN
OFF
ON
INTZERO
INTONE
INTALONE
REALZERO
STRNULL
ZEROSMPL
GRP_OFF
IEC09000037.vsd
IEC09000037 V1 EN
Figure 228: FXDSIGN function block
Signals
Table 329: FXDSIGN Output signals
Name Type
OFF BOOLEAN
ON BOOLEAN
INTZERO INTEGER
INTONE INTEGER
INTALONE INTEGER
REALZERO REAL
Table continues on next page
IEC 61850 IEC 60617
identification identification
FXDSIGN -
Description
Boolean signal fixed off
Boolean signal fixed on
Integer signal fixed zero
Integer signal fixed one
Integer signal fixed all ones
Real signal fixed zero
1MRK 502 048-UUS A
ANSI/IEEE C37.2
device number
-
Technical manual