ABB Relion 650 Series Technical Manual page 390

Section 12
Logic
12.5.3 Function block
IEC09000037 V1 EN-US
Figure 216: FXDSIGN function block
12.5.4 Signals
Table 338: FXDSIGN Output signals
Name
OFF
ON
INTZERO
INTONE
INTALONE
REALZERO
STRNULL
ZEROSMPL
GRP_OFF
12.5.5 Settings
The function does not have any settings available in Local HMI or Protection and Control IED
Manager (PCM600).
12.5.6 Operation principle
There are nine outputs from FXDSIGN function block:
• OFF is a boolean signal, fixed to OFF (boolean 0) value
• ON is a boolean signal, fixed to ON (boolean 1) value
• INTZERO is an integer number, fixed to integer value 0
• INTONE is an integer number, fixed to integer value 1
• INTALONE is an integer value FFFF (hex)
• REALZERO is a floating point real number, fixed to 0.0 value
384
FXDSIGN
OFF
ON
INTZERO
INTONE
INTALONE
REALZERO
STRNULL
ZEROSMPL
GRP_OFF
IEC09000037.vsd
Type
BOOLEAN
BOOLEAN
INTEGER
INTEGER
INTEGER
REAL
STRING
GROUP SIGNAL
GROUP SIGNAL
© Copyright 2011 ABB Power Grids. All rights reserved
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
String signal with no characters
Channel id for zero sample
Group signal fixed off
1MRK 506 326-UUS B
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Line distance protection REL650
Technical manual