Beurer FT 90 User Manual download pdf (Page 140)

140

Table 3

For ME EQUIPMENT and ME SYSTEMS that are not LIFE-SUPPORTING

Guidance and manufacturer’s declaration – electromagnetic immunity

The FT 90 is intended for use in the electromagnetic environment specied below.

The customer or the user of the FT 90 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 oors are covered with

synthetic material, the relative humi-

dity 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

Not applicable Mains power quality should be that

of a typical commercial or hospital

environment.

Surge

IEC 61000-4-5

1 kV line(s) to line(s)

2 kV line(s) to earth

Not applicable Mains power quality should be that

of a typical commercial or hospital

environment.

interruptions and voltage

variations on power sup-

ply input lines

IEC 61000-4-11

< 5 % UT (> 95 % dip in UT)

for 0.5 cycle

40 % UT (60 % dip in UT)

for 5 cycles

70 % UT (30 % dip in UT)

for 25 cycles

< 5 % UT (> 95 % dip in UT)

for 5 sec

Not applicable Mains power quality should be that

of a typical commercial or hospi-

tal environment. If the user of the

FT 90 requires continued operation

during power mains interruptions, it is

recommended that the FT 90 be pow-

ered from an uninterruptible power

supply or a battery.

Power frequency

(50/60 Hz) magnetic eld

IEC 61000-4-8

3 A/m 3 A/m Power frequency magnetic elds

should be at levels characteristic of a

typical location in a typical commer-

cial or hospital environment.

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

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