Siemens SIMEAS R-PMU, Manual, Page: 167 / 296

12
12.12 Transient Analog Recorder (TAR)
167
Digital Fault Recorder, SIMEAS R-PMU, Manual
E50417-H1076-C360-A5, Release 10.2012
12.12.6 DC Triggers
All measuring inputs of the DDAUs can be used as DC trigger values.
Figure 12-31 TAR, DC Trigger tab
‰
Select the channel from the drop-down menu of the
Channel
box.
The
Channel description
and the
Abbreviation
that you have parameterized before are
displayed in the parameter box of the channel.
‰
Activate the trigger function of the channel by checking the
Trigger active
checkbox.
‰
Activate or deactivate the
Retrigger Blocking
by clicking the appropriate radio button.
‰
Enter in
Max Trigger
or
Min Trigger
respectively, the limit values that are to generate a limit
violation with Max or Min as the cause.
‰
Set the value dM (delta of nominal value) for the gradient trigger in the
dM/dt rise
or
dM/dt
drop
boxes. The timebase is permanently set to the double of the cycle.
If the current arithmetic mean value exceeds the maximum or minimum limit value, there will
be the corresponding gradient triggering.
Note
To avoid wrong trigger settings, trigger values are checked for plausibility. If the plausibility
checks fail, the value is rejected and a message with the valid input range is displayed.