Siemens 7SJ82 Manual page 95

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Figure 3-29
The setting options work for the device receiving the data.
Quality Attribute: Validity
The validity values
•
Check box is not set.
•
Check box is set and receipt of Validity =
Check box is set and receipt of Validity =
set (also applies to values
tionable ).
Quality Attribute: OperatorBlocked (opBlk)
•
Check box is not set.
•
Check box is set and received OperatorBlocked
=
FALSE
Check box is set and received OperatorBlocked =
TRUE
Interaction of the Quality Attribute Validity and OperatorBlocked
OperatorBlocked check box is set and receipt of Oper-
atorBlocked =
SIPROTEC 5, Overcurrent Protection, Manual
C53000-G5040-C017-8, Edition 07.2017
Influence Option When Linking a DPC Type Data Object
reserved and questionable are replaced at the receiving end by the invalid value.
invalid is
reserved and ques-
TRUE
The validity attribute and data value are forwarded
without change.
good
•
The validity attribute is set to
processed further using this value.
•
The data value is set to the defined substitute
value and processed further using this substitute
value.
The OperatorBlocked attribute and data value are
forwarded without change.
•
The OperatorBlocked attribute is set to
and processed further using this value.
•
The data value is set to the defined substitute
value and processed further using this substitute
value.
Regardless of whether the validity check box is set or
not, and regardless of the current validity, the validity
attribute is set to good and the substitute value of
the OperatorBlocked data object is set. That is, the
OperatorBlocked settings overwrite the Validity
settings.
System Functions
3.3 Processing Quality Attributes
good and
FALSE
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