{"product_id":"allen-bradley-1756-a10-b-controllogix-chassis","title":"Allen-Bradley 1756-A10\/B ControlLogix Chassis","description":"\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eAllen-Bradley 1756-A10\/B ControlLogix Chassis\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1756-A10\/B\u003c\/strong\u003e, also cataloged as the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-A10\/B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eControlLogix chassis, serves as the primary\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eControlLogix backplane chassis\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eutilized to execute high-speed module interconnection and distributed power routing across ControlLogix I\/O and processor platforms. Configured for modular back-panel mounting in 10-slot architectures, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-A10\/B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides direct electrical backplane coupling between installed ControlLogix modules within a horizontally oriented chassis system.\u003c\/p\u003e\n\u003cp\u003eWithin Allen-Bradley ControlLogix architectures, the chassis implements deterministic backplane distribution for 1.2 VDC, 3.3 VDC, 5.1 VDC, and 24 VDC rails, enabling synchronized module communication and power segmentation across installed I\/O, CPU, and communication cards.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1756-A10\/B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e50.8 × 71.1 × 20.3 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eIEC 60068-2-1 \/ IEC 60068-2-2 compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax power dissipation 5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eControlLogix Chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlots\u003c\/td\u003e\n\u003ctd\u003e10 module slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eHorizontal back-panel only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Voltage Rails\u003c\/td\u003e\n\u003ctd\u003e1.2 VDC, 3.3 VDC, 5.1 VDC, 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5.1 VDC)\u003c\/td\u003e\n\u003ctd\u003e15 A chassis max, 6 A per slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (3.3 VDC)\u003c\/td\u003e\n\u003ctd\u003e4 A per slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24 VDC)\u003c\/td\u003e\n\u003ctd\u003e2.8 A chassis\/slot max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrounding\u003c\/td\u003e\n\u003ctd\u003e8 AWG functional earth, 14 AWG protective earth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen-style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eControlLogix Backplane Power Distribution and Deterministic Communication\u003c\/h3\u003e\n\u003cp\u003eWithin the ControlLogix backplane architecture, the 1756-A10\/B chassis provides a shared electrical and logical bus structure supporting synchronized module communication across all installed slots. Backplane rails at 1.2 VDC and 3.3 VDC handle internal ASIC and logic domains, while the 5.1 VDC and 24 VDC rails support I\/O and communication module subsystems. The deterministic backplane timing ensures aligned data exchange between processor, I\/O, and communication modules under cyclic scan execution.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can ControlLogix modules be inserted or removed while the 1756-A10\/B chassis is energized?\u003c\/strong\u003e\u003cbr\u003eA: Yes, ControlLogix architecture supports hot-swap insertion. However, module-specific power sequencing must be observed to prevent backplane transient disturbances.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is backplane current shared across all slots or limited per slot?\u003c\/strong\u003e\u003cbr\u003eA: The chassis provides both chassis-level and slot-level current limits. For example, 5.1 VDC supports 15 A chassis total with 6 A maximum per slot depending on installed module configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the chassis provide electrical isolation between slots?\u003c\/strong\u003e\u003cbr\u003eA: No. Electrical isolation is implemented at module level. The chassis itself functions as a shared backplane distribution structure.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eInstall chassis in horizontal orientation only as specified by mechanical design constraints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnsure 8 AWG functional earth connection and 14 AWG protective earth bonding before energizing system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaintain minimum cabinet clearance for airflow around open-style chassis assembly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVerify backplane connector alignment prior to module insertion to avoid pin damage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDistribute high-current modules across slots to avoid localized backplane rail loading\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnsure cabinet grounding integrity to reduce noise coupling into backplane communication lines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43568849780826,"sku":"1756-A10\/B","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1756-A10B2.jpg?v=1782702635","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1756-a10-b-controllogix-chassis","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}