Beurer TL 90 User Manual download pdf (Page 64)

ELECTROMAGNETIC COMPATIBILITY INFORMATION

Guidance & Declaration — electromagnetic immunity

The model TL90 is intended for use in the electromagnetic environment specified below. The customer or the

user of the model TL90 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

±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

Mains power quality should be that of

a typical commercial or hospital envi-

ronment.

Surge

IEC61000-4-5

±1 kV differential mode

±2 kV common mode

±1 kV differential

mode

Mains power quality should be that of

a typical commercial or hospital envi-

ronment.

Voltage dips,

short interruptions

and voltage vari-

ations on power

supply input lines

IEC61000-4-11

<5 % U

(>95 % dip in U

)

for 0,5 cycle

40 % U

(60%dipinU

)

for 5 cycles

70 % U

(30 % dip in U

)

for 25 cycles

<5 % U

(>95 % dip in U

)

for 5 sec

<5 % U

(>95 % dip in U

)

for 0,5 cycle

40 % U

(60%dipinU

)

for 5 cycles

70 % U

(30 % dip in U

)

for 25 cycles

<5 % U

(>95 % dip in U

)

for 5 sec

Mains power quality should be that of a

typical commercial or hospital environ-

ment. If the user of the TL90 requires

continued operation during power

mains interruptions, it is recommended

that the TL90 be powered from an unin-

terruptible 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.

NOTE U

is the a.c. mains voltage prior to application of the test level.

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