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Operation and Application

4.2 Select the Output Mode

The IT7800 series has four output modes: AC, DC, AC+DC, DC+AC. It not only

provides pure AC/DC output, but also can use AC+DC and DC+AC output

modes to realize "AC output plus DC bias" And "DC output waveform with ripple",

which cover a wider range of applications.

The output mode can be select in the system menu.

1. Press [Shift] + (System) enter to system menu.

2. Under the Source setting interface, touch the screen or rotate the knob to

select the [Output couple mode] and set the output mode.

4.2.1 AC Output Mode

If the output mode select to AC Mode, the instrument will simulate AC power

supply. The default set of IT7800 series power supply is AC Mode.

Set the output parameters of the power supply in the main interface, including

the output voltage, output frequency.

⚫ Press up/down keys to select setting value and then press Enter to confirm.

⚫ Rotate the knob to select setting value and then press Enter to confirm.

⚫ Touch screen and then press Enter to confirm.

4.2.2 DC Output Mode

If the output mode select to DC Mode, the instrument will simulate DC power

supply. Set the output voltage and current of the DC power supply in the main

interface, as shown in the figure below.

⚫ Press up/down keys to select setting value and then press Enter to confirm.

⚫ Rotate the knob to select setting value and then press Enter to confirm.

⚫ Touch screen and then press Enter to confirm.

ITech IT7800 Series User Manual

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