Youkey Q7 Instructions For Use Manual page 63

Table 2：
Electromagnetic disturbance guidance and manufacturer statement
This system can be used in a specified electromagnetic environment, users should ensure the use of
electromagnetic environment in the following provisions.
Immunity test
IEC 60601Test level
electrostatic
discharge(ESD)
IEC 61000-4-2 ±8 kV Air discharge
Electric fast ±2 kV Power cord，
pulse
group(EFT) (length greater than 3
IEC 61000-4-4
Surge IEC
61000-4-5
±2 kV common mode
<5% U
Voltage dips,
short
interruptions
and voltage
70% U
variations
IEC 61000-4-11
<5% U
Power
frequency
magnetic
field(50/60Hz)
IEC 61000-4-8
Be careful：U
±6 kV Contact
discharge；
±1 kV I/OCable
M）
±1 kV Differential
mode，
(drop >95%
T
U ) 0.5cycle
T
40% U (drop 60%
T
U ) 5 cycle
T
(drop30% U )
T T
25cycle
(drop >95%
T
U ) 5s
T
3 A/m
is the AC voltage value before the test voltage is applied
T
Accord level
±6 kV Contact
discharge；
±8 kV Air discharge
±2 kV Power cord，
±1 kV I/OCable (length
greater than 3 M）
±1 kV Differential
mode，
±2 kV common mode
<5% U (drop >95% U
T
0.5cycle
40% U (drop 60% U
T T
cycle
70% U (drop30% U
T T
25cycle
<5% U (drop >95% U
T
5s
3 A/m
Electromagnetic
environment - A Guide
The ground must be made of
wood, concrete or tile. If the
floor is covered
synthetic material,
relative humidity is at least
30%
The power quality of the
network must be a typical
commercial or
environment
The power quality of the
network must be a typical
commercial or
environment
) The quality of the power
T
supply network must be a
typical commercial
) 5 hospital environment. If the
system needs
maintained
) continuous operation in the
power network interruption,
we recommend the use of an
) uninterruptible
T
supply UPS power supply.
The power
magnetic field must conform
to the characteristics of a
typical commercial
hospital environment
with
the
hospital
hospital
or
to be
during
power
frequency
or
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