SDI radii plus Instructions For Use Download Page 2

Table 201 - Guidance and MANUFACTURER’S declaration - ELECTROMAGNETIC EMISSIONS - for all equipment and systems

Guidance and manufacturer’s declaration - electromagnetic emissions

The 

radii Plus

 is intended for use in the electromagnetic environment specified below. The customer or the user of the 

radii Plus

 should assure that it is used in such an environment. 

Emissions test 

compliance

Electromagnetic environment - guidance

RF emissions

CISPR 11

Group 1

The 

radii Plus

 uses RF energy only for its internal function. There-

fore, its RF emissions are very low and are not likely to cause any 

interference in nearby electronic equipment. 

RF emissions

CISPR 11

Class B

The 

radii Plus

 is suitable for use in all establishments, including 

domestic establishments.  The 

radii Plus

 is powered by 2 x 4.2V 

DC Lithium ion batteries thus Harmonic emission and Voltage 

fluctuation/flicker emissions are not applicable. 

Harmonic emissions

IEC 61000-3-2

Not applicable

Voltage fluctuations / flicker emissions IEC 61000-3-3

Not applicable

Table 202 - Guidance and MANUFACTURER’S declaration - Electromagnetic IMMUNITY - for all equipment and systems

Guidance and manufacturer’s declaration - electromagnetic immunity

The 

radii Plus

 is intended for use in the electromagnetic environment specified below. The customer or the user of the 

radii Plus

 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%.

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 environ-

ment. 

Table 204 - Guidance and MANUFACTURER’S declaration - Electromagnetic IMMUNITY - for all equipment and systems that are not LIFE-SUPPORTING

Guidance and manufacturer’s declaration - electromagnetic immunity

The 

radii Plus

 is intended for use in the electromagnetic environment specified below. The customer or the user of the 

radii Plus

 should assure that it is used in such an environment. 

IMMUNITY test

IEc 60601 test level

compliance level

Electromagnetic environment - guidance

Radiated RF IEC 61000-4-3

3 V/m 80 MHz to 2,5 GHz

3 V/m

Portable and mobile RF communications equipment should be 

used no closer to any part of the TENS PRO 900, including cables, 

than the recommended separation distance calculated from the 

equation applicable to the frequency of the transmitter. 

Recommended separation distance

 

Where

 P

 is the maximum output power rating of the transmitter 

in watts (W) according to the transmitter manufacturer and 

d

 is 

the recommended separation distance in metres (m).

Field strengths from fixed RF transmitters, as determined by an 

electromagnetic site survey, a should be less than the compliance 

level in each frequency range .b

Interference may occur in the vicinity of equipment marked with 

the following symbol: 

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 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 cannot be 

predicted theoretically with accuracy. To assess the electromagnetic environment due to fixed RF transmitters, an electromagnetic site survey should be considered. If the measured field strength in 

the location in which the 

radii Plus

 is used exceeds the applicable RF compliance level above, the 

radii Plus

 should be observed to verify normal operation. If abnormal performance is observed, ad-

ditional measures may be necessary, such as re-orienting or re-locating the 

radii Plus

Table 206 - Recommended separation distances between portable and mobile RF communications equipment and the equipment and systems - for equipment and systems that are not 

LIFE-SUPPORTING

Recommended separation distances between portable and mobile RF communications equipment and the Radii Plus

The 

radii Plus

 is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled. The customer or the user of the 

radii Plus

 can help prevent electromagnetic 

interference by maintaining a minimum distance between portable and mobile RF communications equipment (transmitters) and the Radii Plus as recommended below, according to the maximum 

output power of the communications equipment. 

rated maximum output power of trans-

mitter

 W

Separation distance according to frequency of transmitter

 m 

80 MHz 10 800 MHz

800 MHz a 2,5 GHz

0,01

0.12

0.23

0.1

0.38

0.73

1

1.2

2.3

10

3.8

7.3

100

12

23

For transmitters rated at a maximum output power not listed above, the recommended separation distance 

d

 in metres (m) can be estimated using the equation applicable to the frequency of the 

transmitter, where 

P

 is the maximum output power rating of the transmitter in watts (W) according to the transmitter manufacturer. 

NOTE 1 At 80 MHz and 800 MHz, the separation distance for the higher frequency range applies.

NOTE 2 These guidelines may not apply in all situations. Electromagnetic propagation is affected by absorption and reflection from structures, objects and people. 

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