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7 Operation at Use of a PC
7.3 Configuration of the Device
142
SENTRON PAC5100/5200, 7KM5212/5412, Device Manual
E50417-H1040-C568-A1, Edition 03.2015
Recording with the Trend Recorder
The trend recorder is used for recording the voltage events. This is used for the displaying in webserver.
The recording of data points (voltage values with a time stamp) that have exceeded/fallen below the parame-
terized
tolerance value
(fault) and the associated creation of a PQDIF file is determined by two trigger criteria:
•
Creation of a PQDIF file after the parameterized
Maximum recording interval
(for example, 24 h) has
been reached if within this interval no 1024 data points have been generated yet.
•
Creation of a PQDIF file when the voltage has exceeded/fallen below the tolerance range 1024 times and
therefore 1024 data points have been generated.
Figure 7-39
Trend Recorder, Function When the 24 h Interval Is Set
0:00
24:00
16:00
08:00
Data points
1024 / 0
1024 / 0
PQDIF file
recording
0
04:00
12:00
20:00
06:50
Recording time
18:45
Recording
all 1024 data points
NOTE
Data point: A data point is created when the voltage exceeds or falls
below the parameterized tolerance value. The data point represents
this voltage value in the PQDIF file.
Clock time
Start time
120 / 0
Recording
120 data points
Recording
all 1024 data points
1024 / 0
Recording all
1024 data points
14:15
Summary of Contents for SENTRON PAC5100
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