AMETEK MX15 Series - Manual (Page 165)

User Manual - Rev M California Instruments
MX15 165
9.4.8 DC Tests
If the output voltage is set for 28V DC or 270V DC the MIL704 DC Main selection screen will
appear as seen in Figure 9-15.
Figure 9-15: MIL704 DC Menu
9.4.8.1 Steady State Test
Scroll to the NORMAL ST MENU entry using the up and down cursor keys. Press the ENTER
key to select the STEADY STATE screen. The screen will appear as shown Figure 9-16.
Figure 9-16: Steady State DC
The MIL704 STEADY STATE screen has the following tests:
1 VOLTAGE
2 RIPPLE
The above tests can be selected by scrolling to the highlighted selection using the up and down
key and the ENTER key to start the selected test.
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 impose a 400Hz frequency component to the output voltage. The test will last for 2
minutes. The level of the ripple is as follows: