Aktakom ATK-2011 Manual del usuario - Página 9

Navegue en línea o descargue pdf Manual del usuario para Instrumentos de medida Aktakom ATK-2011. Aktakom ATK-2011 11 páginas. Clamp meter

III.2.2. HOLD, MAX, MIN and PEAK value of AC Voltage

a. Set the sliding switch at position V. Then select the correct fundamental frequency by pressing the 50/60 Hz

button.

b. Insert the test leads into the input jack. Connect the test prods of the test leads in PARALLEL to the circuit to

be measured.

c. The measured value is displayed in the LCD display. If the HOLD button is pressed, the symbol of "HOLD",

"MAX", "MIN" or "PEAK" will be shown in LCD alternatively. And the value of the HOLD, MAX, MIN or PEAK

function will be displayed in LCD alternatively.

d. To return to the display of current measurement, hold the HOLD button for more than 2 seconds.

NOTE: The PEAK function displays the maximum value of the input waveform. The sampling time for the PEAK function is

39μs (50Hz) or 33μs (60Hz). The HOLD, MAX, or MIN function displays the true RMS value.

The tester has an auto-power-off function. The tester will turn the power off after power is turned on for 15 minutes.

To disable the auto power off function, hold the HOLD button, and then turn the power on.

IV. FIX THE NOMINAL FREQUENCY

When the power is turned on, the tester will measure the frequency of signal automatically. If users wish to fix the

measuring frequency at 50 or 60 Hz, they can hold the 50/60Hz button and turn the power on.