{"product_id":"allen-bradley-1785-l60l-plc-5-60l-industrial-automation-module","title":"Allen-Bradley 1785-L60L PLC-5\/60L Industrial Automation Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1785-L60L is a standard processor from the PLC-5 series, designed to serve as the central control unit in industrial automation systems. This processor and programmable controller manages local, extended, and remote I\/O modules, providing a robust backbone for process control. With 64 kilowords of user memory and support for up to 3072 I\/O points, the 1785-L60L handles complex applications with ease.\u003c\/p\u003e\u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Memory Capacity:\u003c\/strong\u003e 64 Kilowords of battery-backed static RAM ensures program retention during power loss.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Communication:\u003c\/strong\u003e Integrated DH+ and remote I\/O channels enable seamless integration with existing networks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScalable I\/O:\u003c\/strong\u003e Supports up to 3072 total I\/O points (mix of inputs\/outputs) and 81 I\/O chassis, making it suitable for large installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Scan Times:\u003c\/strong\u003e I\/O scan time as low as 0.5 ms per rack (extended local) ensures responsive control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEEPROM Backup:\u003c\/strong\u003e Optional program backup using 1785-ME16, -ME32, -ME64, or -M100 modules protects your programs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation\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\u003ePart Number\/Catalog No.\u003c\/td\u003e\n\u003ctd\u003e1785-L60L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eStandard Processor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor\u003c\/td\u003e\n\u003ctd\u003ePLC-5\/60L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax User Memory Words\u003c\/td\u003e\n\u003ctd\u003e64 Kilowords\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery-Backed Static RAM\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEEPROM Program Backup Option\u003c\/td\u003e\n\u003ctd\u003eYes (using 1785-ME16, -ME32, -ME64, and -M100)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtected Memory\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Total I\/O\u003c\/td\u003e\n\u003ctd\u003e3072 (any mix) or 3072 in + 3072 out (complementary)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Analog I\/O\u003c\/td\u003e\n\u003ctd\u003e3072\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Scan Time Per Rack\u003c\/td\u003e\n\u003ctd\u003e0.5 ms (ext. local), 10 ms at 57.6 kbits\/s, 7 ms at 115.2 kbits\/s, 3 ms at 230.4 mbits\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax I\/O Chassis Total\u003c\/td\u003e\n\u003ctd\u003e81\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax I\/O Chassis Extended Local\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax I\/O Chassis Universal Remote\u003c\/td\u003e\n\u003ctd\u003e32 Max. Per I\/O Link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRS-232-C\/422-A\/423-A Ports\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Coprocessor Expansion Port\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eThe 1785-L60L excels in industries requiring reliable, high-speed control. Typical applications include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturing Lines:\u003c\/strong\u003e Coordinating multiple assembly stations with up to 3072 I\/O points ensures precise sequencing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Handling:\u003c\/strong\u003e With DH+ networking, the 1785-L60L integrates with conveyors and sortation systems for real-time tracking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcess Control:\u003c\/strong\u003e In chemical or food processing, its 64K memory handles complex recipes and data logging.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation \u0026amp; Setup\u003c\/h2\u003e\u003cp\u003eMount the 1785-L60L in a standard PLC-5 chassis. Connect power to the backplane (3.3 Amps at 5 Volts). For communication, use the 25-pin Channel 0 for RS-232-C programming, and the 3-pin connectors for Channels 1A\/1B (remote I\/O or DH+). The 8-pin mini DIN provides a DH+ programming port. Ensure all devices on a DH+ link operate at the same baud rate, and respect cable length limits (3048m at 57.6 kbits\/s, 762m at 230.4 kbits\/s). For extended local I\/O, keep cable within 100 feet using the 1771-ALX adapter.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eRegularly check the BATT indicator; replace the battery every 2-3 years to preserve RAM. Keep the front panel clean and ensure proper ventilation. The 1785-L60L's status indicators (PROC, FORCE, COMM) help diagnose issues quickly. With battery-backed RAM and EEPROM backup options, downtime is minimized, extending the controller's service life.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe 1785-L60L communicates via DH+ and remote I\/O links, supporting peer-to-peer networking with other PLC-5 controllers. It works with 1771 I\/O chassis and the 1771-ALX adapter for extended local I\/O. The RS-232-C port supports ASCII and DF1 protocols for programming and SCADA integration.\u003c\/p\u003e\u003ch2\u003eSelection Guide\u003c\/h2\u003e\u003cp\u003eWhen ordering, verify the part number 1785-L60L and include memory modules (1785-ME16, -ME32, -ME64, or -M100) if EEPROM backup is needed. Ensure your system's power supply can handle the 3.3A backplane load. PLC Source PRO offers genuine Allen-Bradley 1785-L60L modules with fast shipping.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default","offer_id":44436172701795,"sku":"1785-L60L","price":264.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/1785-BCM_a6255abb-d721-4ca9-b6da-216be86ecd49.jpg?v=1785794386","url":"https:\/\/www.plcsourcepro.com\/ar\/products\/allen-bradley-1785-l60l-plc-5-60l-industrial-automation-module","provider":"PLC Source PRO","version":"1.0","type":"link"}