Necessity for installing a noise filter

FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-F Series > Main Unit > Necessity for installing a noise filter

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No : 22283
Release Date : 2018/08/30 13:48
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Is a noise filter required for the programmable controller power supply?

Category :

FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-F Series
FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-F Series > Main Unit
FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-F Series > I/O Extension
FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-F Series > Analog Control
FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-F Series > High-Speed Counting
FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-F Series > Positioning Control
FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-F Series > Network/Communication
FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-F Series > Accessories

Answer

Unless the necessity is described in manuals, a noise filter is not required.
However, if the programmable controller is used in an environment with much noise, consider an installation of a noise filter or an isolation transformer to reduce external noise.

Product Name: FX1S, FX1N, FX1NC, FX2N, FX2NC, FX3S, FX3G, FX3GC, FX3U, FX3UC

Product Category: Main unit, I/O Extension, Analog Control, High-speed Counting, Positioning Control, Network/Communication, Accessories, Options, Engineering Software, GX Developper, GX Works2, General, Others

Series: MELSEC-F series