TI50A DC Power Supply
15
3
Operating Procedures
Check Unit Internal Resistance (Test for Shorts)
2.
Turn on both DC Circuit Breakers
before testing.
4.
Move the positive probe to the dc
negative post. Multimeter should
read greater than 10 MΩ.
5.
Move the positive probe to the fas-
tener screw on the dc receptacle.
Multimeter should read less than
1Ω.
2.
Place the positive probe to the fas-
tener screw on the dc receptacle.
Move the negative probe to the dc
negative post. Multimeter should
read 0 Volts.
3. Place the negative probe to the
fastener screw on the dc recep-
tacle. Move the positive probe to
the dc positive post. Multimeter
should read 0 Volts.
1.
Set multimeter to Ohms.
1.
Set multimeter to Volts.
NOTE
!
Unit should be disconnected from any ac power sources prior to testing.
3.
Place the negative probe on the ac
ground post and the positive probe
to the dc positive post. Multimeter
should read greater than 10 MΩ.
