3 Operating the instrument
36
If “Interval” is selected, change interval period.
If “Signals” dialog is open, scroll through all channels.
If “Trigger” dialog is open, scroll through trigger sources / change
trigger level / change trigger slope.
Open SIGNALS dialog box (if “Signals” is selected). In this dialog
box the individual signals can be selected for logging.
Open TRIGGER dialog box (if “Trigger” is selected). In this dialog
box the trigger channels can be selected, level and slope of the
trigger signal can be defined for triggering.
Return to the “MAIN MENU” screen or close the “Signals” or
“Trigger” dialog box (if dialog box is open).
3.7.2 Capturing inrush
Following screen opens when a user starts the inrush logger.
Figure 3.25: Inrush logger capture screen.
Table 3.29: Instrument screen symbols and abbreviations
Current recorder status
INRUSH LOGGER is active (First beep indicates that measurement
has started, next beep indicates that threshold has been reached)
INRUSH LOGGER has finished recording
Current instrument time
U1..UN
True effective voltage value U
Rms(1/2)
I1..IN
True effective current value I
½Rms
Thd
Total harmonic distortion THD
U
or THD
I
f
Frequency on reference channel
Trig
Settled trigger value
Represent current value at the top of the graph (horizontal line
between graph and table values)
