User`s guide

382280-EU-EN v1.9 07/13

Over Voltage Protection (OVP)

Over Voltage Protection (OVP) allows the user to set a maximum permissible output voltage If the

voltage limit is exceeded, the unit will display “OVP” and revert to the STBY mode.

Note: The OVP is always active. To be able to set the output voltage to 40V, you must set the OVP

to 40V.

Setting the Over Voltage Protection (OVP) value

1. In the STBY mode, press the OVP key, “?_” appears in the display.

2. Enter a value from the keypad (range of 0.001 to 40V).

3. Press the ENTER key to store the value.

Viewing the Over Voltage Protection (OVP) value

The OVP value can be viewed when the supply is switched from the OPER mode to the STBY

mode. When switched, “OVP” will briefly appear in the upper display line and the value will briefly

appear in the middle of the lower line of the display.

Over Current Protection (OCP)

Over Current Protection (OCP) allows the user to set a maximum permissible current. If the current

limit is exceeded, the unit automatically reverts to the STBY mode.

Setting the Over Current Protection (OCP) value

1. In the STBY mode, press the V/A key to move the underline cursor to the A display.

2. Press the OCP key and enter the value from the keypad (0.05 to 5A)

3. Press the ENTER key to store the value.

Note: The threshold for OCP is 0.05A.

Enabling the Over Current Protection (OCP)

Press the OCP button to enable/disable the OCP function. “OCP” will appear in the display when

the function is enabled.

Over Current Protection (OCP) Time Delay

The OCP shutdown can be delayed up to 600 seconds using the SEC function.

1. Press the SEC key. “?” will appear in the display.

2. Enter the value from the keypad (0.01 to 600 seconds) and press the ENTER key.