Instructions

MEASUREMENT AND OTHER FUNCTIONS
109
Frequency over
limit
When frequency of either voltage or current is
beyond the limit, which varies per set Time Div, the
warning message in the upper-right corner will be
shown to alarm user as the figures below.
F_V_O:
Frequency
Voltage
Over
F_I_O:
Frequency
Current
Over
F_V_I_O:
Frequency
Voltage &
Current
Over
Correlation of
Limit Frequency,
Time Div and
Update Time