{"product_id":"allen-bradley-440r-d22r2-guardmaster-dual-input-safety-relay","title":"Allen-Bradley 440R-D22R2 Guardmaster Dual Input Safety Relay","description":"\u003cdiv\u003e\u003cp\u003eThe Allen-Bradley 440R-D22R2 Guardmaster Dual Input Safety Relay is a safety-rated device used in machine safety control systems to monitor dual-channel safety devices such as emergency stop buttons, safety gates, and light curtains. It provides dual-channel safety monitoring with 2 normally open safety contacts and a normally closed auxiliary contact, powered by 24V DC, and supports manual or automatic reset. This Guardmaster relay is rated Category 4, SIL 3, and PLe capable, mounts on a DIN rail, and operates from -5 to 55 °C (23 to 131 °F). Common replacements include 440R-S12R2, 440R-D22R3, and 440R-N23132.\u003c\/p\u003e\u003c\/div\u003e","brand":"Allen-Bradley","offers":[{"title":"Surplus Original Box","offer_id":46263394369770,"sku":"Surplus Original Box","price":751.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8039\/3450\/files\/GTG-STOCK-086.png?v=1788727429","url":"https:\/\/gtghardware.com\/products\/allen-bradley-440r-d22r2-guardmaster-dual-input-safety-relay","provider":"GTG Hardware","version":"1.0","type":"link"}