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Which type of cable is recommended for RS-485 / RS-422 connections?

April 26, 2017cable recommended RS-422 RS-485 type

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Which type of cable is recommended for RS-485 / RS-422 connections?

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Inexpensive Cat 5 shielded cables (STP – shielded twisted pair) generally exceed the recommendations for RS-422 (although its characteristic impedance is 100Ω rather than the required 120Ω). This makes it an excellent choice for RS-485 and RS-422 systems.