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5- TROUBLESHOOTING
5.8 Ultrasound Applicator Output Test
Perform this test using all available Applicators for the unit
being tested.
A. Ultrasound Applicator Output Test Procedures
1.Set up Ohmic Instruments UPM DT 10 or UPM DT
100 Ultrasound Power Meter per Operator's
Instructions and fill test reservoir with Degassed
Water.
!
WARNING
USE ONLY DEGASSED WATER IN POWER METER FOR
TESTING ULTRASOUND APPLICATORS. USE OF OTHER
TYPES OF WATER WILL CAUSE FALSE TEST RESULTS.
SEE PAGE 10 FOR DEGASSED WATER RECIPES.
DO NOT AERATE WATER WHEN FILLING POWER METER.
2.Place an Applicator into the Power Meter retainer.
As per Ohmic Manual, make certain the Applicator's
aluminum face is submerged in the degassed water
and centered directly over the S.S. cone.
3. "Zero" the Power Meter.
4. Turn the Ultrasound Therapy System on.
5. Press the
button until "Continuous" is
displayed in the Duty Cycle area of the display.
6. Press the
button until "Watts" appears in the
intensity area of the display.
7. Increase Intensity for the applicator being tested
according to Figure 5.6
8. Press "Start".
9. Compare Power Meter readings, displayed on
power meter for all the settings for each respective
applicator being tested to the values in Figure 5.6.
10. Press the
button until "3.3 MHz" is diplayed in
the Frequency area of the display. Repeat test and
compare readings to Figure 5.6.
B. Ultrasound Applicator Output Test Results
1. Output ranges fall within the specified ranges as
listed in Figure 5.6.
a) Unit passed test.
2. Readings fall outside specified ranges of Figure 5.6.
a)Possible bad Degassed Water in Power Meter.
b)Possible use of Power Meter other than Ohmic
Instruments UPM DT 10 or UPM DT 100
Ultrasound Power Meter.
c)Possible bad or out of calibration Applicator.
d)Possible bad Ultrasound Board.
Intelect
®
/Genisys
APPLICATOR OUTPUT SPECIFICATIONS
POWER SETTING
APPLICATOR SIZE
1 cm
2
2 cm
2
5 cm
2
10 cm
2
13
®
Ultrasound Therapy Systems
OUTPUT RANGE
(WATTS)
1
0.8 - 1.2
2
1.6 - 2.4
1
0.8 - 1.2
2
1.6 - 2.4
4
3.2 - 4.8
1
0.8 - 1.2
2
1.6 - 2.4
5
4.0 - 6.0
10
8.0 - 12.0
1
0.8 - 1.2
5
4.0 - 6.0
10
8.0 - 12.0
15
12.0 - 18.0
20
16.0 - 24.0
FIGURE 5.6
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