3.1 Front-panel Operation Overview
The following section describes an overview of the front-panel keys before operating your power supply.
Chapter 3 Front-panel Operation
So far you have learned how to install your power supply and do some basic operation, you were briey
introduced to operating from the front panel as you learned how to check basic voltage and current functions.
This chapter describes in detail the use of the front-panel keys and shows how they are used to accomplish
power supply operation.
This chapter is divided into the following sections:
• Front-Panel Operation Overview
• Constant Voltage Operation
• Constant Current Operation
• Storing and Recalling Operating States
• MENU operation
1. The power supply is shipped from the factory congured in the front-panel operation mode. When
power-on the power supply, it will automatically be set to operate in the front-panel operation mode.
When in this mode, the front panel keys can be used.
2. When the power supply is in remote operation mode, you cannot use the front-panel. A change
between front-panel and remote operation modes will not result in any change in the output
parameters. You can change the front-panel and remote operation modes by computer.
3. The power supply is in Meter mode when it is powered on, and the VFD will display the actual
voltage and current output value. And in this mode, if any non-functional key is pressed, the power
supply will changed to Set mode, and the VFD will display the adjusted voltage and current value. In
Set mode, the set voltage value will ash, you can press ▲ and ▼ keys to adjust the voltage value.
In Set mode, the power supply will turn back to Meter mode if there is no any key is pressed for 3
seconds.
4. The output of the power supply can be enabled or disabled from the front panel by pressing
key. When the output is on, the OFF annunciator will turn off.
Out On/Off
Chapter 3 Front-panel Operation
USER’S GUIDE 19
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