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Allen Bradley / PLCs / Point I/O 1734
This serial interface module supports shielded cable connections and offers a configurable buffer setup, with a default size of 20 bytes for both transmission and reception. Grounded through the DIN rail, it also includes end-of-string terminator support for straightforward message handling.
Allen Bradley / PLCs / SLC 500
The Allen-Bradley 1747-KE is a SLC 500 DH-485/DF1 Interface Module. This DH-485/DF1 Interface Module has RS-232 Port Communication along with RS-232/423, -422, -485, DH-485 Communication Ports with a Backplane Current (5 Volts) of 150 milliamps.