Operation - Brymen BM885 User Manual

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.
+Hz +Hz
ACV & VFD ACV functions
Press the SELECT button momentarily to toggle the subject functions. Last selection
+Hz
will be saved as power up default for repeat measurement convenience. For ACV
function, press the RANGE button momentarily to select other ranges manually when
needed. For VFD ACV +Hz function, only 600V range is provided to best cope with the
measurements of most Variable Frequency Drives (VFD).
To select DCV function, turn the Rotary Knob to DCV position for measurements.