Voltage mode operation check, Set the power switch to on, Set the power switch to off – AMETEK XT Series User Manual

Page 26: Current mode operation check, Rotate the voltage control one half-turn clockwise

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Installation
Functional Tests

24

Operating Manual for XT Series Power Supply

Voltage Mode

Operation

Check

1. Ensure that the front panel voltage and current control are turned fully

counter-clockwise.

2. Set the power switch to ON.
3. Rotate the current control one half-turn clockwise. Slowly rotate the voltage

control clockwise and observe the digital meter. Minimum control range should
be from zero to maximum rated output. Observe the bar graph meter to see that
it tracks as the voltage rises. Verify that the voltage mode indicator light is ON.

4. Set the power switch to OFF.

Current Mode

Operation

Check

1. Ensure that the front panel power switch is set to OFF.
2. Rotate the voltage and current controls fully counter-clockwise.
3. Rotate the voltage control one half-turn clockwise.
4. Connect a short circuit across the output terminals. Use leads of sufficient

current carrying capacity.

5. Set the power switch to ON.
6. Rotate the current control slowly clockwise. The control range should be from

zero to the maximum rated output. Also check that the current bar graph meter
follows the rise in current and that the current mode indicator light is ON.

7. Set the power switch to OFF.

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