Zeiss Humphrey II-i series, User Manual

Page: 22 / 580

Guidance and manufacturer’s declaration - electromagnetic immunity
The HFA II
-i
is intended for use in the electromagnetic environment specified below. The customer or user of the
HFA II -i should ensure 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
± 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 or hospital
environment.
Surge IEC 61000-4-5 ± 1 kV differential
mode
± 2 kV common
mode
± 1 kV differential
mode
± 2 kV common
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
(>95% dip in
U
T
) for 0.5 cycle
40% U
T
(60% dip in
U
T
) for 5 cycles
70% U
T
(30% dip in
U
T
) for 25 cycles
<5% U
T
(95% dip in
U
T
) for 5 sec.
<5% U
T
(>95% dip in
U
T
) for 0.5 cycle
40% U
T
(60% dip in
U
T
) for 5 cycles
70% U
T
(30% dip in
U
T
) for 25 cycles
<5% U
T
(95% dip in
U
T
) for 5 sec.
Mains power quality should be that of a
typical commercial or hospital
environment. If the user of the HFA II
-i
requires continued operation during
power mains interruptions, it is
recommended that the HFA II
-i be
powered from an uninterruptible source.
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 envrionment.
Note: U
T
is the a.c. mains voltage prior to application of the test level.
Introduction & Instrument Setup
Humphrey Field Analyzer II-
i
series User Manual 2660021145640 A
1-14