Ohmic instruments UPM-DT-1000PA, User Manual

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10
1. Place the UPM-DT-xPA Series on a stable and level surface. Avoid air currents
and vibrations.
2. Review and complete all steps outlined in the Test Setup section.
a. Degas Water
b. Fill the UPM-DT-xPA tank
c. Install the Conical Target
d. Position
the DUT’s transducer
3. Allow the UPM-DT-xPA and tank water to stabilize. With no ultrasonic power
applied, press the Power - Zero button to zero the meter.
4. Place the included 1 gram Standard Weight on the arm of the conical target
assembly (the flat part above the water). The UPM-DT-xPA Series should read
1.00 ± 0.10 grams.
5. Remove the 1 gram Standard Weight.
6. Select the desired test measurement unit. Allow the UPM-DT-xPA and tank water
to stabilize. With no ultrasonic power applied, press the Power - Zero button to
zero the meter.
7. Test the DUT, averaging three measurements for the final recording.
a. Once
the display’s stability indicators are shown, activate the DUT for
several seconds, allowing the measurement to stabilize, and record the
measurement.
b. Deactivate the DUT and allow all components to stabilize.
c. Zero the meter.
d. Repeat steps 7a, 7b, and 7c two times.
e. Average the three measurements for the final recording.
8. Refer to the DUT manufacturer for acceptable test limits.
9. After testing, unplug the UPM-DT-xPA Series, empty the tank, and place the dry
conical target assembly in the tank for protection.
TESTING