{"product_id":"allen-bradley-440k-c21074","title":"440K-C21074","description":"\u003ch2\u003eOverview of Allen Bradley 440K-C21074\u003c\/h2\u003e\nThe Allen Bradley 440K-C21074 is part of the Guardmaster Cadet 3 series, designed for safety applications in industrial settings. This tongue interlock switch features 2 normally closed (NC) and 1 normally open (NO) contacts. The switch operates on a break-before-make (BBM) principle, ensuring safety by disconnecting existing contacts before new ones are made. It includes a GD2 metal alignment guide with a semi-flex actuator, providing durability and flexibility in various environments. The switch is encased in a plastic housing with M16 conduit and 1\/2-inch adaptor for secure connections. It is ideal for applications requiring rigorous safety standards, such as preventing accidental access to machinery.\n\n\u003ch2\u003eKey Features of Allen Bradley 440K-C21074\u003c\/h2\u003e\n- **Safety Contacts**: 2 normally closed (NC), providing safety against accidental opening.\n- **Auxiliary Contact**: 1 normally open (NO) for auxiliary functions.\n- **Break-Before-Make (BBM) Principle**: Ensures safety by disconnecting existing contacts before new ones are made.\n- **Actuator Type**: GD2 metal alignment guide with semi-flex actuator for precise and durable operation.\n- **Conduit and Adaptor**: M16 conduit with 1\/2-inch adaptor for easy installation.\n- **Housing Material**: Plastic for durability and resistance to environmental conditions.\n- **Ingress Protection**: IP67 for protection against dust and water immersion.\n- **Operating Temperature**: -20…+80 °C, suitable for various industrial environments.\n\n\u003ch2\u003eTechnical Specs of 440K-C21074\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n    \u003cth\u003eSpecifications\u003c\/th\u003e\n    \u003cth\u003eDetails\u003c\/th\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eOperating Temperature\u003c\/td\u003e\n    \u003ctd\u003e-20…+80 °C (-4…+176 °F)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eIngress Protection\u003c\/td\u003e\n    \u003ctd\u003eIP67\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eContact Rating (AC)\u003c\/td\u003e\n    \u003ctd\u003eA600\/AC-15 240V\/3 A, 120V\/6 A\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eContact Rating (DC)\u003c\/td\u003e\n    \u003ctd\u003eN150\/DC13 24V\/2 A\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eMechanical Life\u003c\/td\u003e\n    \u003ctd\u003e1,000,000 operations\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications \/ Use Case\u003c\/h2\u003e\nThe Allen Bradley 440K-C21074 is primarily used in safety-critical applications where machinery access needs to be controlled. It is ideal for protecting personnel from hazardous machinery by ensuring that guards are in place before machinery can operate. This switch is commonly used in industries such as manufacturing, where safety standards are stringent, and machinery safety is paramount.\n\n\u003ch2\u003eRelated Resources\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/\" target=\"_blank\"\u003eLeadTime.ca – Industrial Automation Components \u0026amp; Repair Services\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/collections\/allen-bradley\" target=\"_blank\"\u003eExplore Our Allen Bradley Product Collection\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/examples-of-industrial-automation-control-systems\" target=\"_blank\"\u003eUnderstanding Industrial Automation and Control Systems\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/products\/allen-bradley-1756-en2tr\" target=\"_blank\"\u003eAllen Bradley 1756-EN2TR EtherNet\/IP Module for Networking Solutions\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/products\/allen-bradley-5094-ib16\" target=\"_blank\"\u003eAllen Bradley 5094-IB16 Flex 5000 Input Module for Flexible I\/O Configurations\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":47870704845099,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/Leadtime_43f31f4a-047d-4312-bb07-68a5ba9f1678.png?v=1723534460","url":"https:\/\/leadtime.ca\/products\/allen-bradley-440k-c21074","provider":"LEADTIME","version":"1.0","type":"link"}