Ht-instruments HT9022 Manual de usuario descargar pdf (Pagina 45)

HT9022

EN - 43

5.8. POSITION “INRUSH A ”: INRUSH CURRENT MEASUREMENT

WARNING

• The maximum measurable DC or AC+DC current is 1000A. Do not

measure currents exceeding the limits given in this manual. Exceeding

these limits could result in electrical shocks to the user and damage to the

instrument.

• We recommend holding the clamp respecting the safety area created by

the hand protection (see Fig. 3).

• Currents <3A are zeroed.

By positioning the selector switch to “InRush A ”, the screen to

the side will appear.

The display shows the current settings for recording inrush

currents (see par. 5.2.4).

Mod Zero Run Mem

50Hz 01/10

10 A

Fix 15A 1/1

19/01-17:00:00

Fig. 14: inrush current measurement

Press key F1 (Mod) to open the drop-down menu shown on the

screen to the side. At each subsequent pressure of key F1, the

cursor will scroll through the available items, as follows:

• 50Hz: 50Hz inrush current measurement;

• 60Hz: 60Hz inrush current measurement;

• 400Hz: 400Hz inrush current measurement;

• DC: DC inrush current measurement;

Mod Zero Run OK

50Hz 01/10

10 A

Fix 15A 1/1

19/01-17:00:00

• Help: it displays the connection between instrument and

system;

• Esc: it closes the drop-down menu.

Select the desired mode and press key F4 (OK) to confirm.

50Hz

60Hz

400Hz

Help

Esc

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Ht-instruments HT9022 Manual de usuario Pagina 45