User Manual

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2. Set the DMM to a DC voltage measurement. Select the
EXT_CURR parameter in the CAL 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.
3. Input the voltage reading from the DMM in the METER
parameter by using the numeric keypad and press .
4. Repeat this procedure by entering the meter readings for points
2.
5.7 CC Calibration of External Voltage
Follow the steps below to perform the calibration procedure for the
constant current source of the external voltage programming by resistor
mode:
1. Connect the DMM to the external analog control terminals of
DB25 connector (+ on the DMM to Pins 9, - on the DMM to Pin
22(GND)) on the rear of the power supply, as shown in the
figure below: