Shown above Ethernet Comm. Adapter (A22) on silkscreen. Up to three (3) Serial Communications Adapter boards (A12) can be plugged into the Main Control Board (A1) at locations P10, P11, and P12. This option supports DNP3 and Modbus protocols, and can be configured to support 2-wire or 4-wire RS-232 connections, or 2-wire or 4-wire RS-485 connections.

Last modified: 18 July 2023

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