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(4) External power supply
• Use a CE-marked product for an external power supply and always ground the FG terminal. (External power
supply used for the tests conducted by Mitsubishi: TDK-Lambda DLP-120-24-1, IDEC PS5R-SF24, PS5R-
F24)
• Use a power cable of 10m or shorter when connecting it to the module power supply terminal.
(5) Others
(a) Ferrite core
A ferrite core has the effect of reducing radiated noise in the 30MHz to 100MHz band.
It is recommended to attach ferrite cores if shielded cables coming out of the control panel do not provide
sufficient shielding effects.
Note that the ferrite cores must be attached at the position closest to the cable hole inside the control panel. If
attached at an improper position, the ferrite core will not produce any effect.
For the FG terminal on a main module that is connected to the external power supply, the external power
supply of an extension module, and CC-Link IE Field Network cables, attach a ferrite core 4cm away from the
module.
(Ferrite core used for the tests conducted by Mitsubishi: NEC TOKIN ESD-SR-250, TDK ZCAT3035-1330)
Example
(b) Noise filter (power supply line filter)
A noise filter is a component which has an effect on conducted noise. Attaching the filter can suppress more
noise. (The noise filter has the effect of reducing conducted noise of 10MHz or less.)
Connect a noise filter to the external power supply of a main module and the external power supply of an
extension module. Use a noise filter with the damping characteristics equivalent to those of MA1206
(manufactured by TDK-Lambda Corporation). Note that a noise filter is not required if the module is used in
Zone A defined in EN61131-2.
Содержание NZ2EX2B-60AD4
Страница 1: ...CC Link IE Field Network Analog Digital Converter Module User s Manual NZ2GF2BN 60AD4 NZ2EX2B 60AD4 ...
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Страница 49: ...47 CHAPTER 4 PROCEDURES BEFORE OPERATION 4 Memo ...
Страница 156: ...154 3 In the dialog box that appears shown below click button ...
Страница 169: ...167 CHAPTER 10 MAINTENANCE AND INSPECTION 10 Memo ...
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