TB 9-6130-285-24
(12) Run the OVP calibration.
(a) The above message is displayed to indicate that the calibration is progressing. It
takes approximately 10 seconds to complete the calibration.
(b) If the calibration fails, an error message will be displayed for 1 second and a beep is
emitted. Repeat the OVP calibration.
c. Front Panel Current and OCP Calibration
(1) Connect an appropriate shunt (0.01 Ω) across the output terminals, and connect a
digital voltmeter across the shunt resistor for the current calibration.
(2) Select the low-end current calibration point.
control knob and resolution selection keys. Wait for the multimeter reading to stabilize
for accurate calibration during the current calibration.
(4) Save the changes and select the middle current calibration point.
a. If the entered number is within an acceptable range, an ENTERED message is
displayed for 1 second.
b. If the entered number is not correct, an error message will be displayed for 1 second
and a beep is emitted. Go back to the low, middle, or high current calibration point
and repeat the adjustment.
control knob and resolution selection keys.
(6) Save the change and select the high current calibration point.
control knob and resolution selection keys.
(8) Save the new current calibration constants and exit the calibration mode.
a. If the calibration fails, an error message will be displayed for 1 second and a beep is
emitted.
b. Go back to the current calibration mode again. A CURRENT CAL message is
displayed.
A-14