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Noise filter
To eliminate AC line noise, a noise filter should be installed at the AC input terminal on the IDD
power supply unit. The specification of this noise filter is as follows:
•
Attenuation: 40 dB or more at 10 MHz
•
Circuit construction: T-configuration as shown in Figure 4.10 is recommended.
4.3
Connection Requirements
4.3.1
Connector
Figure 4.11 shows the locations of connector on the interface model.
Interface connector
Figure 4.11
Figure 4.10 AC noise filter (recommended)
Connector location of SCA2 type interface model
C141-E078-02EN
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