Cadence Fetal Monitor User Manual
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Display
Three digits bi-colors (Green/Red) numerical LED display FHR
(FHR1/FHR2)
Three digits bi-colors (Green/Red) numerical LED display TOCO/IUP
Three digits bi-colors (Green/Red) numerical LED display DECG
One printing status LED (Green)
One power status LED (Green)
One audio alarm LED (Green/Red)
One/Two FHR signal quality indicator LED (Green/Orange)
One TOCO/IUP signal quality indicator LED (Green/Orange)
One DECG signal quality indicator LED (Green/Orange)
Printing
Record Paper: Z-fold, thermal
Printing Width: 112mm
Effective Printing Width: 104mm
Paper Advance Speed: 1cm/min, 2cm/min, and 3cm/min optional
FHR/DECG Printout Width: 7cm (USA standard) /8cm (international
standard)
FHR/DECG
Scaling:
30bpm/cm
(USA
standard)/20bpm/cm
(international standard)
TOCO/IUP Printout Width: 3.4cm (USA standard)/2.4cm (international
standard)
TOCO/IUP
Scaling:
25%/0.85cm
(USA
standard)/
25%/0.6cm
(international standard)
Data Accuracy:
±
5% (X axis),
±
1% (Y axis)
Record Message: Date, time, TOCO type, paper speed, FHR type, bed
No., etc.
Signal Interface
RS485/RS232 interface
Ultrasound
Technique: Pulsed Doppler and autocorrelation
Pulse Repetition Rate: 3.2KHz
Pulse Duration: 114
µ
s
Nominal Frequency: 2.0MHz
Ultrasound Frequency: 2.0MHz
±
10%
P- <1MPa
I
ob
<10mW/cm
2
I
spta<100mW/cm
2
FHR Range: 50bpm-210bpm
Resolution: 1bpm
Accuracy:
±
2bpm
Earth Leakage Current: <10 uA @ 264 VAC applied to transducer
Dielectric Strength: >4000Vrms
