440F SAFEDGE CONTROLLERS 22.5MM DIN RAIL PC PLASTIC

The ALLEN-BRADLEY 440F-C252D is a Guardmaster safety switch module that provides monitored EDGE input control for machine guarding applications. Designed for 24V AC/DC operation and housed in a compact 22.5mm width, it supports one SAFE EDGE input alongside a safety output and one normally-closed auxiliary relay output for signaling or control tasks. The unit offers selectable automatic or manual modes with a removable head for convenient servicing and wiring access. With Category 3 safety rating, it is suitable for industrial safety circuits where redundancy and diagnostic coverage are required, ideal for machine builders and maintenance teams integrating guarded edges.

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