{"product_id":"1756-l73k-allen-bradley-controllogix-processor-module","title":"1756-L73K Allen-Bradley ControlLogix Processor Module","description":"\u003cp\u003eConfigured for controller execution and I\/O management within a ControlLogix system, the \u003cstrong\u003eAllen-Bradley 1756-L73K\u003c\/strong\u003e (\u003cstrong\u003e1756-L73K\u003c\/strong\u003e Processor Module) provides processor resources for application logic, I\/O data handling, and controller communication.\u003c\/p\u003e\n\u003ch3\u003eModel Identification\u003c\/h3\u003e\n\u003cp\u003eThe 1756-L73K is identified as a ControlLogix processor module. The supplied documentation specifies 8 MB of user memory and 0.98 MB of I\/O memory. No additional suffix decoding is established from the supplied data.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\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-L73K\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\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eControlLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eProcessor Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e8 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Memory\u003c\/td\u003e\n\u003ctd\u003e0.98 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum I\/O\u003c\/td\u003e\n\u003ctd\u003e128,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Analog I\/O\u003c\/td\u003e\n\u003ctd\u003e4,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Digital I\/O\u003c\/td\u003e\n\u003ctd\u003e128,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Draw at 1.2 VDC\u003c\/td\u003e\n\u003ctd\u003e5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Draw at 5.1 VDC\u003c\/td\u003e\n\u003ctd\u003e800 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e2.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e8.5 BTU\/hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e30 V continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003eNot specified in supplied data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e2.5 W power dissipation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.25 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e3.5 x 14.4 x 14.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eControlLogix Processor Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe processor operates from the ControlLogix backplane and draws 800 mA at 5.1 VDC, with an additional 5 mA current draw at 1.2 VDC. The specified maximum I\/O capacity is 128,000 points, including up to 4,000 analog I\/O points.\u003c\/p\u003e\n\u003cp\u003eThe supplied data lists 2.5 W power dissipation and 8.5 BTU\/hour thermal dissipation. These values should be considered when calculating ControlLogix chassis thermal loading.\u003c\/p\u003e\n\u003cp\u003eThe 30 V continuous isolation voltage defines the supplied electrical isolation specification. The available information does not specify channel-level isolation, network isolation, or individual I\/O circuit isolation.\u003c\/p\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Allen-Bradley 1756-L73K ControlLogix Processor Module\u003c\/li\u003e\n\u003cli\u003e1 x Processor module hardware corresponding to the specified catalog number\u003c\/li\u003e\n\u003cli\u003eNo separate communication adapter or programming cable is specified as part of the supplied product data\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation and Handling\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the processor in a compatible ControlLogix chassis using the manufacturer's specified module position and retention method.\u003c\/li\u003e\n\u003cli\u003eVerify chassis backplane power capacity against the 800 mA current draw at 5.1 VDC.\u003c\/li\u003e\n\u003cli\u003eAccount for the stated 2.5 W power dissipation when evaluating enclosure thermal conditions.\u003c\/li\u003e\n\u003cli\u003eKeep processor and communication wiring separated from high-energy conductors where practical.\u003c\/li\u003e\n\u003cli\u003eProtect the module from electrostatic discharge during handling and installation.\u003c\/li\u003e\n\u003cli\u003eConfirm the required firmware and controller configuration before placing the processor into service.\u003c\/li\u003e\n\u003cli\u003eDo not infer operating-temperature limits from the supplied data because no specific temperature rating was provided.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the user memory capacity of the 1756-L73K?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe supplied specification lists 8 MB of user memory for controller application data and program storage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow much I\/O memory is specified?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe processor is specified with 0.98 MB of I\/O memory for controller I\/O data handling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum digital I\/O capacity?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe supplied data specifies a maximum of 128,000 digital I\/O points.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum analog I\/O capacity?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe specified maximum analog I\/O capacity is 4,000 points. The supplied data does not define a specific analog module mix.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the 5.1 VDC backplane current draw?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe processor draws 800 mA at 5.1 VDC according to the supplied technical specification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the processor power dissipation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe specified power dissipation is 2.5 W. The corresponding thermal dissipation is listed as 8.5 BTU\/hour.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat isolation voltage is specified?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe supplied specification lists 30 V continuous isolation voltage. It does not identify this as channel-to-channel isolation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs an operating temperature range provided?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo operating temperature range is included in the supplied technical data. A specific environmental rating should therefore not be inferred.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066418221229,"sku":"1756-L73K","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/allen-bradley_1756-l73k_1.jpg?v=1786544776","url":"https:\/\/www.maxwellplc.com\/products\/1756-l73k-allen-bradley-controllogix-processor-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}