User Manual

5 Calibration

B&K Precision recommends a calibration interval of one year to ensure that the power supply

meets specifications. This instrument features closed-case calibration. To perform the

calibration, the following equipment is required:

 5 ½ digit digital multimeter (DMM); B&K Precision 5491B or equivalent

The following calibration instructions may be used by authorized technicians or

calibration personnel only. If you are not authorized, do not attempt to calibrate

the instrument yourself, as it may damage the instrument and void the warranty.

To enter the calibration procedure, follow the steps below:

Press the

button and press the

button until SYSTEM is selected and press

. Keep

press the

button until CALIBRATION is selected and press

Enter the password

13579

, using the numeric keypad, and press

the key to confirm. The

following display will be shown:

Below is a list of calibration options:



VOLTAGE



CURRENT



OVP



OCP



EXT VOLTAGE



EXT CURRENT



EXT VOLTAGE CC



EXT CURRENT CC