User's Manual

1760
Reference Manual
5-28
The following triggers are enabled in Auto mode:
Table 5-2. Enabled Triggers in Auto Mode
Virtual
Instrument
Trigger
Type
Channels Initial Threshold
Triggered
Recording
RMS voltage
lower limit
UL1,2,3, UN 50 % of EN50160 95% limit
1
RMS
RMS voltage
upper limit
UL1,2,3, UN 50 % of EN50160 95% limit
1
RMS
RMS voltage
change
UL1,2,3, UN 50 % of EN50160 95% limit
1
RMS
RMS frequency
lower limit
UL1 50 % of EN50160 95% limit
1
RMS
RMS frequency
upper limit
UL1 50 % of EN50160 95% limit
1
RMS
Oscilloscope Peak Value UL1,2,3, UN ± RMS voltage upper limit x
2
Oscilloscope
Oscilloscope Wave Form UL1,2,3, UN ± RMS voltage change limit x 2 Oscilloscope
Transients Peak Value UL1,2,3, UN Unom x 0,5 x 2 Transient
Harmonics THD (%) UL1,2,3 50 % of EN50160 95% limit
1
Harmonics
1) The initial trigger thresholds are derived from the EN50160 panel in the Nominal and Limit Values
settings (see example below).