226
EMV
CEM
Recommended separation distances between portable and mobile HF communications equipment and
the AUTOCON
®
III 400 (IEC 60601-1-2, Table 6)
The AUTOCON
®
III 400 is intended for use in an electromagnetic environment in which the HF disturbances are controlled. The customer or user of the
AUTOCON
®
III 400 can help to prevent electromagnetic interference by maintaining a minimum distance between portable and mobile HF communications
equipment (transmitters) and the AUTOCON
®
III 400 as recommended below, according to the maximum output power of the communications equipment.
Rated maximum output power of
transmitter (W)
Separation distance d according to frequency of transmitter (m)
150 kHzto80 MHz
f
80 MHzto800 MHz
f
800 MHzto2.5 GHz
h
0.01
0.12
0.12
0.23
0.1
0.38
0.38
0.73
1
1.2
1.2
2.3
2
1.7
1.7
3.3
10
3.8
3.8
7.3
100
12
12
23
For transmitters rated at a maximum output power not listed above the recommended separation distance d in meters (m) can be estimated using the
equation applicable to the frequency of the transmitter in watts (W) according to the transmitter manufacturer.
Note 1: At 80 MHz and 800 MHz, the higher frequency range applies.
Note 2: These guidelines may not apply in all situations. Electromagnetic propagation is affected by absorption and reflection by structures, objects
and people.
EMC