1746 Series (SLC 500) — PLC, I/O, Racks & Communication
The Allen-Bradley 1746 Series powers the world’s installed base of SLC 500 control systems. From rugged digital input/output to precision analog cards and time-tested communication bridges, 1746 modules keep legacy machines productive while offering clear migration paths. This page consolidates the most requested SKUs—such as 1746-IV16 (DC input), 1746-IA16 / IB16 / OW16 / NI8, 1747-KE (DH-485 to RS-232C), and chassis like 1746-A10—so maintenance teams can quickly find spares, upgrades and wiring guidance.
Why Seven Star for 1746
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Genuine hardware and testing options on request.
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BOM checks & slot maps to avoid backplane/power issues.
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Migration advice when planning to move beyond SLC 500.
FAQs
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Is 1746 still supported?
Yes—large spare ecosystem exists; ask us for availability/lead time. -
Can you help choose equivalents?
Send your I/O list; we’ll propose direct-fit modules.
Allen-Bradley is Rockwell Automation’s flagship brand for industrial control and automation—covering PLCs/PACs (ControlLogix 1756, CompactLogix 5069/1769, MicroLogix), legacy SLC-500 (1747) / PLC-5 spares, I/O modules (1746/1756), PanelView HMI, PowerFlex drives, industrial EtherNet/IP networking, and safety/IS options for harsh environments. Widely used in oil & gas, petrochemical, power, marine and manufacturing, Allen-Bradley hardware delivers high uptime, long lifecycle support, and smooth migration paths from legacy platforms to modern architectures.
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