{"product_id":"1756-l64-allen-bradley-controllogix-logix5564-processor","title":"1756-L64 Allen-Bradley ControlLogix Logix5564 Processor","description":"\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1756-L64\/B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1756-L64\u003c\/strong\u003e ControlLogix Processor, executes user logic, manages I\/O data, and exchanges controller data through the ControlLogix chassis backplane.\u003c\/p\u003e\n\u003ch3\u003eModel Reference\u003c\/h3\u003e\n\u003cp\u003eThe 1756-L64 is a member of the ControlLogix 5560 controller family. Rockwell Automation specifies 16 MB of user memory and 478 KB of I\/O memory for this controller. The manufacturer lists the product as discontinued, with June 1, 2017 given as the discontinuation date.\u003c\/p\u003e\n\u003cp\u003eThe supplied spare references are 1756L64 and 1756-L64\/B. Series B documentation identifies the 1756-L64 as a 16 MB controller supported with RSLogix 5000 version 16.\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-L64\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpare Model\u003c\/td\u003e\n\u003ctd\u003e1756L64, 1756-L64\/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\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eControlLogix 5560\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController Type\u003c\/td\u003e\n\u003ctd\u003eLogix5564 Processor\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\u003e16 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Memory\u003c\/td\u003e\n\u003ctd\u003e478 KB\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 Digital 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\u003eCurrent Draw\u003c\/td\u003e\n\u003ctd\u003e1200 mA at 5.1 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Draw\u003c\/td\u003e\n\u003ctd\u003e14 mA at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e3.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e11.9 BTU\/hr\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\u003eSlot Width\u003c\/td\u003e\n\u003ctd\u003e1 slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Location\u003c\/td\u003e\n\u003ctd\u003eChassis-based, any slot\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\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States of America\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.32 kg for Series A; Series B approximately 0.35 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e3.6 x 14 x 15.2 cm, supplied reference\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003eRockwell Automation specifies 16 MB user memory, 478 KB I\/O memory, 128,000 maximum total I\/O, 4,000 maximum analog I\/O, 1200 mA at 5.1 VDC, 14 mA at 24 VDC, 3.5 W power dissipation, and 11.9 BTU\/hr thermal dissipation.\u003c\/p\u003e\n\u003cp\u003eThe manufacturer identifies the 1756-L64 origin as United States of America. Controller weight varies by series, with the technical data listing approximately 0.32 kg for Series A and 0.35 kg for Series B.\u003c\/p\u003e\n\u003ch3\u003eControlLogix Backplane and I\/O Architecture\u003c\/h3\u003e\n\u003cp\u003eThe 1756-L64 operates as a chassis-based controller and occupies one ControlLogix chassis slot. Supported chassis listed by Rockwell Automation include the 1756-A4, 1756-A7, 1756-A10, 1756-A13, and 1756-A17.\u003c\/p\u003e\n\u003cp\u003eThe controller separates user program and data storage from I\/O memory. The 16 MB user-memory allocation stores application data and logic, while 478 KB is allocated for I\/O-related memory.\u003c\/p\u003e\n\u003cp\u003eThe specified I\/O capacity is up to 128,000 digital I\/O points, 4,000 analog I\/O points, and 128,000 total I\/O points. Actual usable capacity depends on the chassis configuration, controller revision, module configuration, and application memory requirements.\u003c\/p\u003e\n\u003ch3\u003eFirmware and Platform Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe 1756-L64 Series B controller is associated with RSLogix 5000 version 16 and later controller firmware revisions documented for the platform. Rockwell Automation also provides firmware downloads and EDS files specifically for the 1756-L64.\u003c\/p\u003e\n\u003cp\u003eFirmware revisions can affect application memory requirements. Rockwell Automation documents additional memory consumption introduced by later RSLogix 5000 revisions, so project memory usage should be checked before firmware migration.\u003c\/p\u003e\n\u003cp\u003eFor replacement planning, firmware revision, controller series, application memory consumption, and installed I\/O configuration should be checked before substituting another ControlLogix controller.\u003c\/p\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Allen-Bradley 1756-L64 ControlLogix Logix5564 Processor\u003c\/li\u003e\n\u003cli\u003e1 x Processor module assembly\u003c\/li\u003e\n\u003cli\u003eController battery requirements depend on the controller series and application configuration.\u003c\/li\u003e\n\u003cli\u003eCompatible chassis, power supply, communication modules, and I\/O modules are separate system components.\u003c\/li\u003e\n\u003cli\u003eOptional nonvolatile memory for this controller family uses CompactFlash media; the memory card is not included as part of the processor itself.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation and Commissioning\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eChassis mounting\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the processor in a compatible ControlLogix chassis.\u003c\/li\u003e\n\u003cli\u003eConfirm chassis power capacity before applying the backplane load.\u003c\/li\u003e\n\u003cli\u003eSeat the module fully against the backplane connector before closing the locking mechanism.\u003c\/li\u003e\n\u003cli\u003eMaintain cabinet ventilation around the open-style module enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane loading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAccount for 1200 mA at 5.1 VDC and 14 mA at 24 VDC when calculating chassis power supply loading.\u003c\/li\u003e\n\u003cli\u003eInclude the processor together with every installed communication and I\/O module in the total backplane power calculation.\u003c\/li\u003e\n\u003cli\u003eVerify the selected ControlLogix power supply against the calculated chassis load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication and firmware\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVerify the controller series and firmware revision before downloading an application.\u003c\/li\u003e\n\u003cli\u003eCheck project memory requirements after firmware or RSLogix 5000 version changes.\u003c\/li\u003e\n\u003cli\u003eBack up the existing controller project and nonvolatile memory before a planned firmware migration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental installation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe module is an open-style device and should be installed within an appropriate industrial enclosure.\u003c\/li\u003e\n\u003cli\u003eRoute controller communication wiring separately from high-voltage switching conductors.\u003c\/li\u003e\n\u003cli\u003eFollow the ControlLogix system grounding and wiring requirements for the specific chassis installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the user memory of the 1756-L64?\u003c\/strong\u003e\u003cbr\u003eThe 1756-L64 provides 16 MB of user memory for controller data and application logic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow much I\/O memory is available?\u003c\/strong\u003e\u003cbr\u003eThe controller provides 478 KB of I\/O memory for I\/O-related data and controller communications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the maximum I\/O capacity?\u003c\/strong\u003e\u003cbr\u003eRockwell Automation specifies up to 128,000 total I\/O points, including up to 128,000 digital and 4,000 analog I\/O points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow much backplane current does the controller draw?\u003c\/strong\u003e\u003cbr\u003eThe specified current draw is 1200 mA at 5.1 VDC and 14 mA at 24 VDC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat chassis position is required?\u003c\/strong\u003e\u003cbr\u003eThe processor is chassis-based and can be installed in any slot of a compatible ControlLogix chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the isolation voltage rating?\u003c\/strong\u003e\u003cbr\u003eThe specified isolation voltage is 30 V continuous with basic insulation for the applicable controller interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan firmware revision affect the application?\u003c\/strong\u003e\u003cbr\u003eYes. Rockwell Automation documents changes in memory requirements between firmware and RSLogix 5000 revisions, so project capacity must be checked before migration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs the 1756-L64 still a current product?\u003c\/strong\u003e\u003cbr\u003eNo. Rockwell Automation lists the 1756-L64 as discontinued effective June 1, 2017.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066417467565,"sku":"1756-L64","price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/allen-bradley_1756-l64.jpg?v=1786979308","url":"https:\/\/www.maxwellplc.com\/products\/1756-l64-allen-bradley-controllogix-logix5564-processor","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}