Philips Avalon FM20, Service Manual

Page: 245 / 260

12 Specifications
245
for the device, and the electromagnetic environments in which the device is specified to technically
function.
1
Note that the device is not intended for home use.
Electromagnetic Immunity
The monitor is suitable for use in the specified electromagnetic environment. The user must ensure
that it is used in the appropriate environment as described below.
Table 1 - Guidance and Manufacturer's Declaration: Electromagnetic Emissions
Emissions Test Compliance Avoiding Electromagnetic Interference
Radiofrequency (RF) emissions Group 1 The device uses RF energy only for its internal
function. Therefore, its RF emissions are very
low and are not likely to cause any interference
in nearby electronic equipment.
Harmonic emissions IEC 61000-3-2 Class A
Voltage fluctuations and flicker IEC 61000-3-3 complies
RF emissions CISPR 11
For the Avalon FM20/30 fetal monitor with all
accessories except the IUP/ECG patient
module M2738A.
Class B The device is suitable for use in all
establishments, including domestic
establishments and those directly connected to
the public low-voltage supply network that
supplies buildings used for domestic purposes
1
.
RF emissions CISPR 11
For the Avalon FM40/FM50 with all
accessories.
For the Avalon FM20/30 fetal monitor
whenever used with the IUP/ECG patient
module M2738A.
For the Avalon CTS Interface Cable (M2731-
60001/M2732-60001) whenever used with the
Avalon CTS Cableless Fetal Transducer System.
For the Avalon CL Base Station with cableless
transducers whenever used with the fetal
monitors. Class A The device is suitable for use in all
establishments other than domestic
establishments and those directly connected to
the public low-voltage supply network that
supplies buildings used for domestic purposes.
Table 2 - Guidance and Manufacturer's Declaration: Electromagnetic Immunity
Immunity Test IEC 60601-1-2
Test Level
Compliance Level Electromagnetic Environment
Guidance
Electrostatic discharge
(ESD)
IEC 61000-4-2
±6 kV contact
±8 kV air
±6 kV contact
±8 kV air
Floors should be wood, concrete, or
ceramic tile. If floors are covered with
synthetic material, the relative humidity
should be at least 30%.
Electrical fast transient/
burst
IEC 61000-4-4
±2 kV for power
supply lines
±1 kV for input/
output lines
±2 kV for power supply
lines
±1 kV for input/output
lines
Mains power quality should be that of a
typical commercial and/or hospital
environment