Alltion AM-2000 - Maintenance Related Information; Troubleshooting Common Faults

Alltion (Guangxi) Instrument Co., Ltd.
38
Electromagnetic Compatibility | AM-2000 User’s Manual
Guidance and manufacturer's declaration – electromagnetic immunity– for all
EQUIPMENT and SYSTEMS
The AM-2000 surgical microscope is intended for use in the electromagnetic environment specified
below. The customer or the user of the AM-2000 surgical microscope should assure that it is used
in such an environment.
Immunity test
IEC 60601
test level
Compliance level
Electromagnetic environment
-guidance
Electrostatic
discharge (ESD)
IEC 61000-4-2
± 8 kV contact
± 15 kV air
± 8 kV contact
± 15 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 %.
Electrostatic
transient / burst
IEC 61000-4-4
± 2 kV for power
supply lines
± 2 kV for power
supply lines
Mains power quality should be
that of a typical commercial or
hospital environment.
Surge
IEC 61000-4-5
± 1 kV
differential
mode
± 1 kV differential
mode
Mains power quality should be
that of a typical commercial or
hospital environment.
Voltage dips, short
interruptions and
voltage variations
on power supply
input lines
IEC 61000-4-11
<5 % U
T
; for
0.5 cycle,(On
U
T
, > 95% of the
drop)
40 % U
T
; for
0.5 cycles, (On
U
T
, 60% of the
drop)
70 % U
T
; for
0.5 cycles, (On
U
T
, 30% of the
drop)
<5 % U
T
; for
0.5s,(On U
T
, >
95% of the drop)
<5 % U
T
; for 0.5
cycle,(On U
T
, >
95% of the drop)
40 % U
T
; for 0.5
cycles, (On
U
T
, 60% of the
drop)
70 % U
T
; for 0.5
cycles, (On
U
T
, 30% of the
drop)
<5 % U
T
; for
0.5s,(On U
T
, >
95% of the drop)
Mains power quality should be
that of a typical commercial or
hospital environment. If the user
of the AM-2000 surgical
microscope requires continued
operation during power mains
interruptions, it is recommended
that the AM-2000 surgical
microscope be powered from an
uninterruptible power supply or a
battery.
Power frequency
(50/60 Hz)
magnetic field
IEC 61000-4-8
3 A/m
3 A/m
Power frequency magnetic fields
should be at levels characteristic
of a typical location in a typical
commercial or hospital
environment.
U
T
is the a. c. mains voltage prior to application of the test level