User Manual

3. Press to run the OCP calibration or press to abort. The OCP calibration is an automatic
process that will take about 20 to 30 seconds .
4. After the calibration is finished, the following message will be displayed :
5.5 External Voltage Programming Calibration
Follow the steps below to perform the external voltage programming calibration:
1. Connect the DMM to the external analog control terminals of DB25 connector (+ on the DMM to
Pins 9 and 11, - on the DMM to Pin 22 (GND)) on the rear of the power supply, as shown in the
figure below :
Figure 5.4 – External Voltage Programming Calibration Diagram
2. Set the DMM to a DC voltage measurement. Select the EXT VOLTAGE parameter in the
Calibration menu and press . The following will be displayed :
The P: 1/2 signifies there are 2 points to be calibrated and the current calibration
point is 1.
1. Input the voltage reading from the DMM in the METER parameter by using the numeric
keypad and press .
2. Repeat this procedure by entering the meter readings for points 2.