F9 Fetal & Maternal Monitor • User Manual
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US transducer 1 has two pink labels; US transducer 2 has two yellow labels. This information is
shown on the labels:
U:xxxxx:
number of this US transducer.
MODEL: MS3-109301:
Model of this US transducer.
PN: MS3-31528:
Part number of the US transducer 1.
PN: MS3-107705:
Part number of the US transducer 2.
PW 1.0:
PW means pulsed wave, 1.0 means central frequency is 1.0 MHz.
A/1:
Version number of the ultrasound transducer.
WATERPROOF:
means this transducer is waterproof.
IPX8:
means this transducer can work continuously for 5 hours under 1-meter of water without
being waterlogged.
CAUTION
: The waterproof parts of the ultrasound transducer are restricted to
the main body and the cable. Do not immerse the plug into water
during the process of monitoring or cleaning.
3.2.2 TOCO Transducer
This transducer is a toco tonometer whose central section is depressed by the forward displacement
of the abdominal muscles during a contraction. It is used for assessment of frequency and duration of
uterine contractions.
Figure 3-8: TOCO transducer
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