Daiwha Meditom DT-400S User Manual page 58

Guidance and manufacturer's declaration - electromagnetic immunity Guidance and manufacturer's declaration
The DT-400S/300S is intended for use in the electromagnetic environment specified below. S is intended for use in the electromagnetic environment specified below. S is intended for use in the electromagnetic environment specified below.
The customer or the user of the DT-400S/300S should assure that it is used in such an environment. The customer or the user of the DT
Immunity IEC
test 60601-1-2
test level
Conducted 3 Vrms
RF 150 kHz
IEC to 80MHz
61000-4-6
3 V/m
80 MHz to
Radiated 2.5GHz
RF
IEC
61000-4-3
NOTE 1) At 80MHz and 800MHz, the higher frequency range applies. NOTE 1) At 80MHz and 800MHz, the higher frequency range applies.
NOTE 2) These guidelines may not apply in all situations. Electromagnetic propagation is affected NOTE 2) These guidelines may not apply in all situations. Electromagnetic propagation is affected NOTE 2) These guidelines may not apply in all situations. Electromagnetic propagation is affected
by absorption and reflection from structures, objects and people. by absorption and reflection from structures, objects and people.
a
Field strengths from fixed transmitters, such as base stations for radio (cellular/cordless)
telephones and land mobile radios, amateur radio, AM and FM radio broadcast and TV broadcast telephones and land mobile radios, amateur radio, AM and FM radio broadcast and TV broadcast telephones and land mobile radios, amateur radio, AM and FM radio broadcast and TV broadcast
cannot be predicted theoretically with accuracy. To assess the electromagnetic environment cannot be predicted theoretically with accuracy. To assess the electromagnetic environment due to cannot be predicted theoretically with accuracy. To assess the electromagnetic environment
fixed RF transmitters, an electromagnetic site survey should be considered. If the measured field fixed RF transmitters, an electromagnetic site survey should be considered. If the measured field fixed RF transmitters, an electromagnetic site survey should be considered. If the measured field
strength in the location in which the DT strength in the location in which the DT-400S/300S is used exceeds the applicable RF compliance
level above, the DT-400S/300S should be observed to
performance is observed, additional measures may be necessary, such as re-orienting or relocating performance is observed, additional measures may be necessary, such as re
the DT-400S/300S.
b
Over the frequency range 150kHz to 80MHz, field strengths should be less than [V Over the frequency range 150kHz to 80MHz, field strengths should be less than [V Over the frequency range 150kHz to 80MHz, field strengths should be less than [V
11. Guidance and manufacture's declaration on electromagnetic emissions
S should assure that it is used in such an environment.
Compliance Compliance
level level
Portable and mobile RF communications equipment should Portable and mobile RF communications equipment should
be used no closer to any part of the DT-
including cables, than the recommended separation including cables, than the recommended separation
distance calculated from the equation applicable to the distance calculated from the equation applicable to the
frequency of the transmitter.
Recommended separation distance :
V =3Vrms =3Vrms
1
E =3V/m =3V/m
1
where P is the maximum output power rating of the where P is the maximum output power rating of the
transmitter in watts (W) according to the transmitter transmitter in watts (W) according to the transmitter
manufacturer and d is the recommended separation manufacturer and d is the recommended separation
distance in meters (m).
Field strengths from fixed RF transmitters, as deter-mined by an electromagnetic site
survey, a
should be less than the compliance level in each frequency range. b
should be less than the compliance level in each frequency range.
Interference may occur in the vicinity of equipment marked Interference may occur in the vicinity of equipment marked
with the following symbol :
fixed transmitters, such as base stations for radio (cellular/cordless) fixed transmitters, such as base stations for radio (cellular/cordless)
S should be observed to verify normal operation. If abnormal
Guidance and manufacture's declaration on electromagnetic emissions58 Guidance and manufacture's declaration on electromagnetic emissions
Electromagnetic environment -
S is used exceeds the applicable RF compliance
verify normal operation. If abnormal
- guidance
-400S/300S,
mined by an electromagnetic site
orienting or relocating
]V/m.
1