Com-Power CDN-AF4 Скачать руководство пользователя страница 7

Model  CDN -AF4

Frequency Range:

150 kHz - 80 MHz

Cable type:

Unshielded 4 conductor cable

Coupling:

Each Conductor

Voltage:

160 VAC

Current:

2 Amps

Common mode impedance:

150 kHz - 26 MHz:

150 Ohms ± 20%

26 MHz - 80 MHz:

150 Ohms + 60% and - 45.5%

Maximum RF voltage input:

40 V max

Voltage attenuation (RF/EUT):

9 dB to 12 dB

Insertion loss EUT/AE:

30 dB min from 150 kHz to 2 MHz
50 dB min from 2 MHz to 80 MHz

Coupling factor:

0. dB, + 1 dB / - 2 dB

Decoupling attenuation (RF/AE):

50 dB min, 150 kHz - 80 MHz

I/O connections:

Proffessional Audio Sockets

Note: The shield is not connected to
ground.

RF (Disturbance coupling) connector:

BNC (f) 50 Ohm

Dimensions ( L x W X H):

12” x 6” x 6" inches

Weight :

4 lb.

1-2

Table 1-1 Specifications

Figure 1-1 Model CDN-AF4

Содержание CDN-AF4

Страница 1: ...Model CDN AF4 COUPLING DECOUPLING NETWORK MODEL CDN AF4...

Страница 2: ...nnel other than Com Power service representative Under no circumstances does Com Power recognize or assume liability for any loss damage or expense arising either directly or indirectly from the use o...

Страница 3: ...nductors to the mains should not be connected until all the connections to the EUT CDN auxilary equipement and test equipment are completed Test personnel should not touch any exposed test leads or te...

Страница 4: ...ce There are no user serviceable parts inside these units If the unit does not operate or needs calibration please return it to the factory Do not open instrument cover Any modifications or repairs pe...

Страница 5: ...meters 2 3 3 0 Calibration 2 3 4 0 Establishing drive table 2 4 4 1 Setting levels 2 5 3 Theory of Operation 3 1 3 0 Overview 3 1 3 1 Typical test setup 3 1 List of Figures Figures page 1 1 CDN AF4 Ph...

Страница 6: ...CDN AF4 Coupling Decoupling networks CDN is intended for testing products according to EN61000 4 6 standard for immunity to conducted disturbance induced by radio frequency fields from 150 kHz 80 MHz...

Страница 7: ...max Voltage attenuation RF EUT 9 dB to 12 dB Insertion loss EUT AE 30 dB min from 150 kHz to 2 MHz 50 dB min from 2 MHz to 80 MHz Coupling factor 0 dB 1 dB 2 dB Decoupling attenuation RF AE 50 dB min...

Страница 8: ...Model CDN AF4 Figure 1 2 CDN Model CDN AF4 typical common mode impedance 1 3...

Страница 9: ...Model CDN AF4 Figure 1 3 CDN Model CDN AF4 typical attenuation factor graph 1 4...

Страница 10: ...Model CDN AF4 Figure 1 4 CDN Model CDN AF4 typical Coupling factor graph 1 5...

Страница 11: ...ources electromagnetic disturbance which may couple to shield of signal cables 2 1 CDN requirements The CDN AF4 coupling and decoupling network Allows Coupling of the disturbing signals to the equipme...

Страница 12: ...ort of the CDN are given in table 2 1 This ensures that any circuit level abnormal operation was caused by the injected RF signal on the EUT and not the auxillary equipment AE The requirement must be...

Страница 13: ...easured at the factory and supplied with each unit However if you wish to check the attenuation and coupling factor on site you could purchase optional calibration kit which includes the shorting bars...

Страница 14: ...modulated disturbing signal levels expressed in r m s Figure 2 5 Level measurement setup using CDN Table 2 2 Test Levels specified by IEC 1000 4 6 2 4 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 1...

Страница 15: ...lue Next turn on the power amplifier and signal generator and take the measurements from 150 kHz 80 MHz for each level with CW unmodulated The rate of the sweep shall not exceed 1 5 x 103 decades seco...

Страница 16: ...ded conductors Other types CDN may be necessary to couple and decouple different types of cables that may connected to the EUT Such as coax shielded cables and powerline Please see connection diagram...

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