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how should Be the ALPTIN configuration in the wiring?

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I have a DIGI portserver and I want to Connect it To a protection relay with a port db9 RS232, I have an 8 pin connector, how should Be the ALPTIN configuration in the wiring?
related to an answer for: Altpin config option
asked Jun 29, 2017 in Other/Legacy by saperezh New to the Community (0 points)

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1 Answer

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"ALTPIN" just means that 8 pins (RJ45) are being used instead of 10 pins (RJ50).

Typically, you would want to either use a "null modem" serial cable or a "straight through" serial cable, depending if the device (in your case, the protection relay) is "DTE" or "DCE".
answered Jul 28, 2017 by jeremym Veteran of the Digi Community (1,673 points)
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