{"product_id":"allen-bradley-1756-l62-controllogix-4-mb-memory-controller","title":"Allen-Bradley 1756-L62 ControlLogix 4 MB Memory Controller","description":"\u003cp\u003e\u003cstrong\u003eAllen-Bradley 1756-L62\u003c\/strong\u003e is a ControlLogix 5560 controller that provides 4 MB of user memory for industrial control and automation applications. The unit processes control tasks, manages system I\/O, and supports multi-controller configurations within a standard 1756 chassis. It features an integrated RS-232 serial communication port and utilizes a removable lithium battery module for memory retention and clock support during power-down conditions. Nonvolatile memory storage is expanded via an optional CompactFlash card.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBuilt-in RS-232 serial port for programming and serial communication protocols\u003c\/li\u003e\n\u003cli\u003e4 MB user memory capacity for program logic and data storage\u003c\/li\u003e\n\u003cli\u003eSupports up to 250 controller connections\u003c\/li\u003e\n\u003cli\u003eNonvolatile memory backup via optional CompactFlash card\u003c\/li\u003e\n\u003cli\u003eRemovable lithium battery options (1756-BA1 or 1756-BA2) for memory retention during power interruptions\u003c\/li\u003e\n\u003cli\u003eFront panel status indicators for diagnostic and operational monitoring\u003c\/li\u003e\n\u003cli\u003eThree-position mode switch (RUN, REM, PROG) for system operational control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIndustrial process automation and batch control systems\u003c\/li\u003e\n\u003cli\u003eMachine control and discrete manufacturing lines\u003c\/li\u003e\n\u003cli\u003eDistributed I\/O and multi-chassis control configurations\u003c\/li\u003e\n\u003cli\u003eMotion control and axis integration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\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\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003eControlLogix 5560\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCatalog Number\u003c\/td\u003e\n\u003ctd\u003e1756-L62\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e4 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Ports\u003c\/td\u003e\n\u003ctd\u003eRS-232 serial port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController Connections\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNonvolatile Memory\u003c\/td\u003e\n\u003ctd\u003eCompactFlash card (optional, e.g., 1784-CF128)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Retention \/ Clock Backup\u003c\/td\u003e\n\u003ctd\u003eLithium battery (1756-BA1 for Series A; 1756-BA2 for Series B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Modes\u003c\/td\u003e\n\u003ctd\u003eRUN, REM (Remote), PROG (Program)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Display\u003c\/td\u003e\n\u003ctd\u003e6 LED indicators (RUN, I\/O, FORCE, RS-232, BAT, OK)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eInterface\u003c\/th\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRS-232 Port\u003c\/td\u003e\n\u003ctd\u003eSerial communication interface for DF1, DH-485, ASCII, or programming connections via 1756-CP3 or 1747-CP3 cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompactFlash Slot\u003c\/td\u003e\n\u003ctd\u003eConnector interface for nonvolatile memory card installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Connector\u003c\/td\u003e\n\u003ctd\u003eDedicated terminal connection for 1756-BA1 or 1756-BA2 battery assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Connector\u003c\/td\u003e\n\u003ctd\u003eMulti-pin chassis connector for power, data, and system bus communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Mounting:\u003c\/strong\u003e The module can be installed in any available slot of a standard ControlLogix 1756 chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrostatic Discharge:\u003c\/strong\u003e Handle the device using an approved grounding wriststrap and static-safe workstation to avoid component damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Maintenance:\u003c\/strong\u003e Verify battery polarity when connecting the 1756-BA1 or 1756-BA2 battery. Replace batteries according to ambient operating temperature schedules to prevent memory loss.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerial Cable Routing:\u003c\/strong\u003e Ensure the serial cable length does not exceed 15.2 m (50 ft) when constructing custom serial interfaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompactFlash Handling:\u003c\/strong\u003e Insert or remove the CompactFlash card only when power is disconnected or the area is known to be nonhazardous to prevent electrical arcing.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695183229291,"sku":"1756-L62","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1756-l62-controllogix-logix5562-processor-v1tyuwqtzaw_1a91080e-5a13-4d56-81ce-b9045589ec87.jpg?v=1766114369","url":"https:\/\/www.plcprotech.com\/products\/allen-bradley-1756-l62-controllogix-4-mb-memory-controller","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}