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How to wire SCADAPack 32 4-wire RS-485 COM1 to device with 2-wire RS-485 interface?

Published date: 06 November 2018

Serial port COM1 on the SCADAPack 350 is dedicated 2-wire RS-485 serial communication port.
Wiring diagram for SCADAPack 32 and SCADAPack 350 communication through RS-485 COM ports is shown below.
Note that jumper J9 must be installed so that SCADAPack 32 COM1 is in RS-485 mode.

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