Amprobe ACD-55HPQ Clamp-Meter - Manual (Page 13)

ACD-55HPQ
4.2. DESCRIPTION OF FUNCTION KEYS
4.2.1.
FUNC key
This key allows the user to cycle through each function’s measurement modes with each
key press.
V : press FUNC key to select between voltage and frequency measurement. •
• A
: press FUNC key to select between current and frequency measurement.
: press FUNC key to start phase sequence detection. •
Hv: press FUNC key to select between voltage harmonic visualization in
absolute and percentage value.
•
H
A
: press FUNC key to select between current harmonic visualization in
absolute and percentage value.
•
For more details about the
FUNC key use, please refer to the relative measurement’s
paragraph.
4.2.2. D-H
/ key
This key enables the HOLD function locking the measured value. The symbol " H " is
displayed when this function is enabled. To disable this function:
• Press
the D-H key again
• Rotate the rotary selector to another position.
Press and hold the
key for 1 second and the backlight is enabled. This function is
automatically disabled after about 5 seconds after the last rotary selector switch or button
actuation.
4.2.3. MAX/MIN/PK
key
By pressing and holding the MAX/MIN/PK key for at least 1 second, the instrument
activates the maximum (MAX), minimum (MIN), average (AVG) and peak (PK)
measurements (the symbols brackets are displayed). All of these values are continually
updated even if only one of them is displayed. By repeatedly pressing the MAX/MIN/PK
key each value is displayed with the corresponding frequency.
To disable this function:
• Press and hold the MAX/MIN/PK key for at least 1 second.
• Rotate the selector to any position.
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