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Philips FM20/30 Instructions For Use Manual Page 269

Release j.3 with software revision j.3x.xx patient monitoring.
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Performance Specifications
US Intensity (M2736A/AA)
US Intensity CL (866076)
Signal Quality Indication
Beat-to-Beat change (max.) for Ultrasound
US Frequency
US Signal range
US Burst
FMP Signal Range @ 33 Hz
Toco
Performance Specifications
Toco
Measurement Method
Sensitivity
Resolution
Measurement Range
Signal Range
Maximum Offset Range
Baseline Setting
Average output power
Peak-negative acoustic pressure
Output beam intensity (I
(= spatial average - temporal average
intensity)
Spatial-peak temporal average intensity I
Effective radiating area @ -12 dB
Thermal index (TI) and mechanical index (MI) are always below 1.0.
Average output power
Peak-negative acoustic pressure
Output beam intensity (I
(= spatial average - temporal average
intensity)
Spatial-peak temporal average intensity I
Effective radiating area @ -12 dB
Thermal index (TI) and mechanical index (MI) are always below 1.0.
Poor Quality
Acceptable Quality
Good Quality
Repetition Rate
Duration
Display
Printer
28 Specifications and Standards Compliance
)
ob
)
ob
Strain Gauge Sensor Element
1 unit = 2.5 g
1 unit
1/4 unit
400 units
0—127 units
-300 units
20 units
P = (7.4 ± 0.4) mW
p_ = (40.4 ± 4.3) kPa
I
= (2.38 ± 0.59) mW/cm
sata
= (15.0 ± 3.2) mW/cm
spta
2
(3.11 ± 0.74) cm
P = (12.4 ± 0.4) mW
p_ = (49.1 ± 5.2) kPa
I
= (2.77 ± 0.56) mW/cm
sata
= (21.1 ± 5.1) mW/cm
spta
A
= (4.47 ± 0.89) cm
-12dB
empty
half-full
full
28 bpm
1 MHz ± 100 Hz
3.5 µVpp—350 µVpp @ 200 Hz
3.0 kHz
”100 µs
200 µVpp—40 mVpp
2
2
2
2
2
269

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