EDAN F9 Express - Trouble with Ultrasound FHR Monitoring

F9, F9 Express Fetal & Maternal Monitor User Manual Product Specifications
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A1.5 Rechargeable Lithium-ion Battery
Type
Rechargeable Lithium-ion Battery
Continual Working Time
>2 hours
Necessary charge time
from "out of power" to
"fully charged"
<7hours
Necessary charge time
from "out of power" to
"90% charged"
<5 hours
Nominal Capacity
5000mAh
Nominal Voltage
14.8V
Cycle Life
> 300 times
A1.6 Low Output Summary Table
Low Output Summary Table
(for systems with no transducers having global maximum index values exceeding 1.0)
System: Fetal & Maternal Monitor
Transducer Model
I
spta.3
(mW/cm
2
)
TI Type
TI Value
MI
Ipa.3@MI
max
(W/cm
2
)
PW1.0MHz
1.92
TIS
0.0091
0.013
0.011
TIB
0.051