Siemens SIMEAS R-PMU, Manual, Page: 163 / 296

12
12.12 Transient Analog Recorder (TAR)
163
Digital Fault Recorder, SIMEAS R-PMU, Manual
E50417-H1076-C360-A5, Release 10.2012
12.12.2 Analog Triggers
All measurement inputs of VCDAUs, VDAUs and CDAUs can be used as analog trigger values.
Figure 12-27 TAR, Analog 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.
‰
Activate the required trigger functions of the channel by checking the appropriate checkbox
Max Trigger
,
Min Trigger
, etc.
‰
In the fields
Max Trigger
or
Min Trigger
enter the primary values, for which a recording is to
be generated.
‰
Set the value dM (delta of nominal value) for the Gradient trigger in the
dM/dt rise
or
dM/dt
drop
boxes. The timebase dt is permanently set to the double of the cycle. If the current rms
value exceeds the maximum or minimum limit value, there will be the corresponding gradient
triggering. A Gradient trigger cannot be set for positive, negative and zero-sequence
channels.