Parameter assignment/Addressing
10.2 Description of parameters
SIPART PS2 with PROFIBUS communication
Operating Instructions, 09/2007, A5E00127926-07
163
The threshold 1 fault message is displayed when the limit threshold 1 is exceeded. The
process to activate and display this fault message is described in the "XDIAG" parameter.
The factory setting is "5.0".
b4.FACT2 - factor 2
Use this sub-parameter to set the factor for the formation of limit threshold 2. Set the factor in
a range from "0.1" to "100.0". The limit threshold is the product of "b2.LIMIT" and
"b4.FACT2".
The threshold 2 fault message is displayed when the limit threshold 2 is exceeded. The
process to activate and display this fault message is described in the "XDIAG" parameter.
The factory setting is "10.0".
b5.FACT3 - factor 3
Use this sub-parameter to set the factor for the formation of limit threshold 3. Set the factor in
a range from "0.1" to "100.0". The limit threshold is the product of "b2.LIMIT" and
"b5.FACT3".
The threshold 3 fault message is displayed when the limit threshold 3 is exceeded. The
process to activate and display this fault message is described in the "XDIAG" parameter.
The factory setting is "15.0".
10.2.3.3
Description of parameter C
C. LEAK - pneumatic leakages
Use this parameter to activate the pneumatic leakage test. This test can be used to
determine possible pneumatic leakages. Depending on the direction, changes in the position
and the internal manipulated variable used for it are continuously recorded and filtered for
this purpose. The filter result is used to form an indicator, which allows drawing a conclusion
about a possible leakage.
NOTICE
Accuracy of results
Note that this test delivers unambiguous results only in the case of single-acting, spring-
loaded actuators.
Set the "On" parameter value to activate the test. Sub-parameters are displayed. Sub-
parameters are described below.
The current value is displayed in the "15 ONLK" diagnostics parameter. The positioner
triggers a fault message if the current value exceeds one of the three configurable limit
thresholds.
The factory setting is "OFF".
Содержание SIPART PS2 PA 6DR55 Series
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