4
4) OPERATION
CAUTION
Before and after hazardous voltage measurements, test the voltage function on a
known source such as line voltage to determine proper meter functioning.
ACV
+Hz
& VFD ACV
+Hz
functions
Press the
SELECT
button momentarily to toggle the
subject functions. Last selection
will be saved as power up default for repeat measurement convenience. For
ACV
+Hz
function, press the
RANGE
button momentarily to select other ranges manually when
needed. For
VFD ACV
+Hz
function, default is set to 600V range to best cope with the
measurements of most Variable Frequency Drives (VFD). Press the
RANGE
button
momentarily to select 1000V range when needed.
DCV function
Turn Rotary Knob to
DCV
function position for measurements.