F9, F9 Express Fetal & Maternal Monitor User Manual Product Specifications
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Patient Auxiliary Current
(Limit)
N.C. S.F.C.
d.c. 10µA 50µA
a.c. 10µA 50µA
Differential Input
Impedance
Electrode Offset Potential
Tolerance
Auxiliary Current (Leads
off detection)
Active electrode: < 100 nA
Reference electrode: < 900 nA
Accuracy and
Response to Irregular
Rhythm
According with ANSI/AAMI
EC13-2002 Sect.4.1.2.1 e)
The MHR value displays after a
stable period of 20s:
Ventricular bigeminy:
40bpm±2 bpm
Slow alternating ventricular
bigeminy: 30~62bpm
Rapid alternating ventricular
bigeminy: 60bpm±1bpm
Bidirectional systoles:
60~100bpm
Response time to Change in
MHR
MHR range: 80bpm ~ 120bpm
Range: 6s ~ 8s (average:
7.2s)
MHR range: 80bpm ~ 40bpm
Range : 7s ~ 9s (average: 7.6s)
Exceeds ANSI/AAMI EC13-2002
Sect. 3.1.2.1 (C)
minimum recommended 1.2mV
T-Wave amplitude
Trace (default) or Black Mark
Pulsed Doppler ultrasound
NOTE:
The essential performance is marked with an asterisk *.