ABB Relion 670 series, Technical Reference Manual

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• STRNULL is a string, fixed to an empty string (null) value
• ZEROSMPL is a channel index, fixed to 0 value
• GRP_OFF is a group signal, fixed to 0 value
14.4.2 Function block
FXDSIGN
OFF
ON
INTZERO
INTONE
INTALONE
REALZERO
STRNULL
ZEROSMPL
GRP_OFF
IEC05000445-3-en.vsd
IEC05000445 V3 EN
Figure 447: FXDSIGN function block
14.4.3 Input and output signals
Table 530: FXDSIGN Output signals
Name Type Description
OFF BOOLEAN Boolean signal fixed off
ON BOOLEAN Boolean signal fixed on
INTZERO INTEGER Integer signal fixed zero
INTONE INTEGER Integer signal fixed one
INTALONE INTEGER Integer signal fixed all ones
REALZERO REAL Real signal fixed zero
STRNULL STRING String signal with no characters
ZEROSMPL GROUP SIGNAL Channel id for zero sample
GRP_OFF GROUP SIGNAL Group signal fixed off
14.4.4 Setting parameters
The function does not have any parameters available in the local HMI or PCM600.
Section 14
1MRK505222-UUS C
Logic
882
Technical reference manual