BEHA-AMPROBE BM155 Расширенная инструкция онлайн [7/20] 529189

Line-level Frequency function

When ACV or ACA function is auto-selected or manual-selected, press Hz button

momentarily toggles to Line-level Frequency function. Frequency trigger levels vary

automatically with function ranges.

Peak-rms mode

Peak-rms compares and displays the maximum RMS value of surge voltage or

current with durations as short as 65ms. When ACV or ACA function is auto-selected

or manual-selected, press and hold Peak-rms button for one second or more

toggles to this mode. The LCD annunciators “P-” & “Max” turn on.

Note:

Manually disable the APO feature (press & hold the HOLD button while setting the

slide-switch function-selector from any position to the position.) before using

Peak-rms mode for long-term measurements.

HOLD mode

Hold mode freezes the display for later viewing. When any function is auto-selected

or manual-selected, press HOLD button momentarily toggles to this mode. The

annunciator “ ” turns on.