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User Manual
10.7 DC Test Mode
DC test mode requires DC mode and a steady state voltage setting of 28V DC or 270V DC.
10.7.1 Steady State Test
Scroll to the STEADY STATE entry using the up and down cursor keys. Press the ENTER key to
select the STEADY STATE screen.
The MIL70
4 STEADY STATE screen has the following tests:
1
VOLTAGE
2
RIPPLE
Th above tests can be
e
an the ENTER key to start the selecte
d
VOLTAGE
This test will change the output voltage for the selected phase in the following sequence:
1. 28V system:
22V for 1 minute.
29V for 1 minute.
28V for 1 minute.
2. 270V system:
250V for 1 minute.
280V for 1 minute.
270V for 1 minute.
The
key (backspace) will terminate the test at any time.
DC RIPPLE
This test will imp
mi utes. The level of th
n
1.
28V system:
1.5V.
2.
270V system
6.0V.
The
key (backspace) will terminate the
California Instruments
selected by scrolling to the highlighted selection using the up and down key
d test.
ose a 400Hz frequency component to the output voltage. The test will last for 2
e ripple is as follows:
:
test at any time.
2253i / 2253iX
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