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System-Related Functions

instrument set to master, you need to set the Numbers. For example,

Numbers set to 3.

⚫ Slave: Indicates that the instrument is set to the slave in parallel mode.

6. After the parallel menu of the three units are set, restart the instrument

separately.

After the instrument is restarted, the screen shows that the instrument is

working in parallel mode.

Revert to Single Mode

1. Set each of the three instruments to single mode.

2. Press the composite keys [Shift]+ (System) on the front panel to

enter the system menu.

3. Select General menu.

4. Set the Parallel Mode, set them to single.

5. Power off the three instruments and turn off the main switch of the AC

distribution box.

6. Remove the cables connection of the System Bus and output terminals

between three units.

7. Power on the three instruments separately.

After the instrument is restarted, the screen shows that the instrument is

working in single mode.

5.12 Remote Measurement Function

The IT7800 series power supply supports two connection methods: Local

measurement and Remote sensing. The remote sensing is used for maximizing

measurement accuracy. (Refer to 2.5 Connecting Test Lines).

The procedures to set the menu item are as follows.

1. Press the composite keys [Shift] + (System) on the front panel to

enter the system menu.

2. Press the up/down key or rotate the knob to select Source and press [Enter].

3. Press the up/down key or rotate the knob to select Remote Sense

compensation and press [Enter].

⚫ Off: Default value, indicates turn the sense function off.

⚫ On: Indicates turn the sense function on.

4. After the parameter settings are complete, press [Enter].

5.13 Digital I/O Function

This series power supply supports digital I/O function. The user can realize logic

control over high and low level input or output by related configurations in the

system menu.

ITech IT7800 Series User Manual

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