38
39
15180-101 Rev. F
15180-101 Rev. F
Guidance & Manufacturer's Declarations
(continued)
Table 202 – Guidance and Manufacturer’s Declaration
Electromagnetic Immunity
All Equipment and Systems
Guidance and Manufacturer’s Declaration – Electromagnetic Immunity
The LensChek Plus/Pro is suitable for use in all establishments and is intended for use in
the electromagnetic environment specified below. The customer or user of the LensChek
Plus/Pro should ensure that it is used in such an environment.
Power Frequency
50/60Hz
Magnetic Field
IEC 61000-4-8
Power frequency magnetic fields
should be that of a typical residential,
commercial or hospital environment.
30 A/m
30 A/m
Electromagnetic
Environment
- Guidance
Immunity
Test
IEC 60601
Test Level
EFT
IEC 61000-4-4
Mains power quality should be that
of a typical residential, commercial or
hospital environment.
±2kV Mains
±1kV I/Os
±2kV Mains
±1kV I/Os
ESD
IEC 61000-4-2
Floors should be wood, concrete or
ceramic tile. If floors are synthetic,
the r/h should be at least 30%.
±8kV Contact
±2kV, ±4kV,
±8kV, ±15kV Air
±8kV Contact
±2kV, ±4kV,
±8kV, ±15kV Air
Compliance
Level
Surge
IEC 61000-4-5
Mains power quality should be that
of a typical residential, commercial or
hospital environment.
±0.5kV, ±11kV
Differential
±0.5kV, ±1kV,
±2kV Common
±0.5kV, ±1kV Dif-
ferential
±0.5kV, ±1kV,
±2kV Common
Mains power quality should be that
of a typical residential, commercial or
hospital environment. If the user of the
LensChek Plus/Pro requires continued
operation during power mains inter-
ruptions, it is recommended that the
LensChek Plus/Pro be powered from an
uninterruptible power supply or battery.
>95% Dip
for 0.5 Cycle
60% Dip
for 10 Cycles
30% Dip
for 25 Cycles
>95% Dip
for 5 Seconds
100% Dip
for 0.5 Cycle
at 0°, 45°, 90°,
135°, 180°, 225°,
270°, and 315°
100% Dip
for 1 Cycle at 0°
and 180°
Voltage
Dips/Dropout
IEC 61000-4-11
>95% Dip
for 0.5 Cycle
60% Dip
for 10 Cycles
30% Dip
for 25 Cycles
>95% Dip
for 5 Seconds
100% Dip
for 0.5 Cycle
at 0°, 45°, 90°,
135°, 180°, 225°,
270°, and 315°
100% Dip
for 1 Cycle at 0°
and 180°
