{"product_id":"allen-bradley-1756-a4-4-slot-chassis","title":"Allen-Bradley 1756-A4 ControlLogix 4-Slot Chassis","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1756-A4 is a compact 4-slot chassis designed for the ControlLogix automation system. This backplane provides the physical mounting and electrical communication interface for ControlLogix modules, including processors, I\/O modules, and communication adapters. It serves as the backbone for small-scale control applications, enabling seamless integration of distributed control components within a single, robust enclosure.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSupports up to 4 ControlLogix modules in a single horizontal configuration.\u003c\/li\u003e\n\u003cli\u003eOptimized for high-speed data exchange via the ControlLogix backplane.\u003c\/li\u003e\n\u003cli\u003eRobust mechanical construction for industrial control panel mounting.\u003c\/li\u003e\n\u003cli\u003eStandardized slot spacing for easy module insertion and removal.\u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of 1756 series I\/O, motion, and controller modules.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eCatalog Number\u003c\/td\u003e\n\u003ctd\u003e1756-A4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Slots\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eHorizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V DC)\u003c\/td\u003e\n\u003ctd\u003e10 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V DC)\u003c\/td\u003e\n\u003ctd\u003e2.8 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation (Max)\u003c\/td\u003e\n\u003ctd\u003e4 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure the chassis is mounted on a flat, rigid surface within an appropriate industrial enclosure to protect against environmental contaminants.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the chassis to facilitate proper airflow and prevent overheating of the installed modules.\u003c\/li\u003e\n\u003cli\u003eVerify that the chassis is properly grounded to the enclosure backplane to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eAlways power down the system before installing or removing modules from the chassis slots to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eUse caution when handling components to avoid electrostatic discharge (ESD) damage to sensitive backplane circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003ch3\u003eIs the 1756-A4 compatible with all ControlLogix modules?\u003c\/h3\u003e\n\u003cp\u003eYes, the 1756-A4 is designed to house any standard 1756 ControlLogix module, including processors, communication modules, and I\/O cards, provided the total power consumption does not exceed the backplane's current capacity.\u003c\/p\u003e\n\u003ch3\u003eCan this chassis be mounted vertically?\u003c\/h3\u003e\n\u003cp\u003eThe 1756-A4 is primarily designed for horizontal mounting. Consult the official Allen-Bradley installation manual for your specific series if vertical orientation is required, as derating or specific cooling requirements may apply.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43996051243098,"sku":"1756-A4","price":56.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/wm_1_7bb2df11-27a4-46e6-9ce1-229b11d92e5e.jpg?v=1788304815","url":"https:\/\/www.spareoil.com\/es\/products\/allen-bradley-1756-a4-4-slot-chassis","provider":"SpareOil Automation","version":"1.0","type":"link"}