{"product_id":"allen-bradley-1756-a4-4-slot-chassis","title":"Allen-Bradley 1756-A4 ControlLogix 4-Slot Chassis","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1756-A4 is a standard four-slot chassis designed for the ControlLogix platform. This chassis serves as the physical foundation for the modular ControlLogix system, providing the necessary backplane communication and power distribution for installed I\/O, communication, and controller modules. It is engineered for industrial environments requiring a compact, high-performance rack-based architecture.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupports up to 4 ControlLogix modules in a single chassis.\u003c\/li\u003e\n\u003cli\u003eOptimized for horizontal mounting configurations.\u003c\/li\u003e\n\u003cli\u003eRobust backplane design supporting high-speed data transfer between modules.\u003c\/li\u003e\n\u003cli\u003eEfficient power distribution with 10A current capacity at 5V DC and 2.8A at 24V DC.\u003c\/li\u003e\n\u003cli\u003eOpen-style enclosure suitable for installation within standard industrial control cabinets.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\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\u003eSlot Capacity\u003c\/td\u003e\n\u003ctd\u003e4 Slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\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\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the chassis is mounted on a flat, rigid surface to prevent vibration-induced stress on the backplane connectors.\u003c\/li\u003e\n\u003cli\u003eMaintain proper clearance above and below the chassis for adequate airflow and heat dissipation.\u003c\/li\u003e\n\u003cli\u003eAlways disconnect all power sources from the chassis before inserting or removing any ControlLogix modules.\u003c\/li\u003e\n\u003cli\u003eEnsure the chassis is correctly grounded to the enclosure backplane to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eUse only compatible ControlLogix series modules to prevent backplane damage or communication errors.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eCan the 1756-A4 be mounted vertically?\u003c\/strong\u003e\u003cbr\u003eThe 1756-A4 is specifically designed for horizontal mounting. Vertical mounting may restrict airflow and lead to thermal issues; please consult the official Allen-Bradley installation manual for specific orientation requirements.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes this chassis include a power supply?\u003c\/strong\u003e\u003cbr\u003eNo, the 1756-A4 is a passive chassis. A separate ControlLogix power supply module must be installed in the designated slot to provide power to the backplane.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":48841622323390,"sku":"1756-A4","price":56.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/wm_1_8864f58c-ac66-4f9a-8f79-5b1deea6b6ae.jpg?v=1788570724","url":"https:\/\/www.autooiltech.com\/es\/products\/allen-bradley-1756-a4-4-slot-chassis","provider":"AutoOilTech Limited","version":"1.0","type":"link"}