Can Modbus RTU be transmitted over a modem connection? | Schneider Electric Singapore

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Can Modbus RTU be transmitted over a modem connection?

Answer: No, since Modbus RTU is sensitive to inconsistent time delays between characters. A suggested workaround is converting the communications to Modbus ASCII for the modem part of the communications connection. See the attached document for more details.

Originally article#1185

Released for: Schneider Electric Singapore

Published on:20/03/2007Last Modified on:25/03/2025

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