36 GB/IE/NI
Guidelines and manufacturer declaration - Electromagnetic
immunity
The multi-function thermometer SFT 76 is intended for use in the electromagnetic environment
described below. The customer or the user of the multi-function thermometer SFT 76
should ensure that it is used in this type of environment.
Immunity
tests
IEC 60601-
Test level
Compli-
ance level
Electromagnetic environ-
ment - Guidelines
Conducted RF
disturbance
variables in
accordance
with IEC
61000-4-6
Emitted RF
disturbance
variables in
accordance
with IEC
61000-4-3
RF communi-
cation
equipment in
accordance
with IEC
61000-4-3
3 V 0.15 MHz to
80 MHz 6 V within
ISM and amateur
radio bands be-
tween 0.15 MHz
and 80 MHz 80%
AM at 1 kHz
10 V/m 80 MHz to
2.7 GHz
380 MHz, 27 V/m
450 MHz, 28 V/m
710 MHz,
745 MHz, 780 MHz
9 V/m
810 MHz, 870 MHz,
930 MHz
28 V/m
1720 MHz,
1845 MHz,
1970 MHz
28 V/m
2450 MHz, 28 V/m
5240 MHz,
5500 MHz,
5785 MHz
9 V/m
Not applica-
ble
10 V/m
380 MHz,
27 V/m
450 MHz,
28 V/m
710 MHz,
745 MHz,
780 MHz
9 V/m
810 MHz,
870 MHz,
930 MHz
28 V/m
1720 MHz,
1845 MHz,
1970 MHz
28 V/m
2450 MHz,
28 V/m
5240 MHz,
5500 MHz,
5785 MHz
9 V/m
Portable and mobile communi-
cation devices should not be
used in closer proximity to the
multi-function thermometer SFT 76
,
including the cables used, than
the recommended safety distance,
which is calculated according to
the equation applicable for the
transmission frequency. Recom
-
mended safety distance:
d =
3,5
E
1
[ ]
80 MHz to 800 MHz
d =
7
E
1
[ ]
80o MHz to 2,7 Ghz
where P is the transmitter's rated
output in watts (W) in accordance
with the information provided by
the transmitter manufacturer and
d is the recommended safety dis-
tance in metres (m).
The field strength of stationary
radio transmitters, according to
an on-site investigation
a
, should
be lower than the compliance
leve
l
for all frequencies.
b
Interference is possible in the
same environment as devices
which bear the following image.