{"product_id":"allen-bradley-1785-l30b-plc-5-30-controller-ships-fast","title":"1785-L30B | Allen-Bradley PLC-5\/30 Standard Controller, 32K Memory, DH+\/RIO Communications","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"451\" data-start=\"0\"\u003eThe Allen-Bradley 1785-L30B is a PLC-5\/30 standard controller equipped with 32K words of user memory for mid-range industrial control applications. It supports up to 1024 I\/O or complementary 1024 input and 1024 output configurations, enabling scalable system architectures. The controller provides two DH+\/Remote I\/O channels and one configurable serial port for flexible communication across plant networks.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003ePLCs\/Machine Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003e1785-L30B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003eStandard Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003ePLC-5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eProcessor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003ePLC-5\/30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eUser Memory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003e32K words\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eBattery-Backed RAM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eEEPROM Backup\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003eSupported (1785-ME modules)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eEmbedded Communications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003e2 × DH+\/RIO; 1 × Serial (RS-232\/423\/422A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eMax I\/O Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003e1024 mixed or 1024 in + 1024 out (complementary)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eMax I\/O Racks\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003e4 local racks; 13 total chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eRemote I\/O Chassis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003eUp to 12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eBackplane Current Load\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003e2.3 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003ePower Supply Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003e1771-P4S, P6S, P4S1, P6S1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eControl Coprocessor Port\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003e0…60°C (32…140°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003e−40…85°C (−40…185°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003ePower Dissipation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003e12 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eMax Analog I\/O\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003e1024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.28%;\"\u003e\u003cstrong\u003eI\/O Scan Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.5007%;\"\u003e10 ms @ 57.6 kb, 7 ms @ 115.2 kb, 3 ms @ 230.4 kb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About 1785-L30B\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1074\" data-start=\"590\"\u003eThe 1785-L30B is part of the PLC-5 family, recognized for its modular architecture and long-term reliability in industrial automation. Built as a standard processor, it is compatible with 1771 I\/O chassis and supports up to 13 I\/O chassis across local and remote configurations. Designed with an RS-232\/422A\/423-A serial interface and dual DH+\/RIO ports, it integrates efficiently with legacy and modern plant-floor systems. Its 32K word memory, battery-backed storage, and optional EEPROM support make it suitable for medium to large automation tasks requiring stable, deterministic control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-end=\"1102\" data-start=\"1085\"\u003eKey Features:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e32K word user memory: Supports medium-scale logic, data handling, and control tasks.\u003c\/li\u003e\n\u003cli\u003eDH+\/Remote I\/O communications: Two channels selectable as adapter or scanner for network flexibility.\u003c\/li\u003e\n\u003cli\u003eConfigurable serial port: RS-232, RS-422A, and RS-423 support for device and programming connectivity.\u003c\/li\u003e\n\u003cli\u003eScalable I\/O capacity: Manages up to 1024 mixed I\/O or complementary 1024 inputs and 1024 outputs.\u003c\/li\u003e\n\u003cli\u003eBattery-backed RAM: Ensures program retention during power loss.\u003c\/li\u003e\n\u003cli\u003eEEPROM backup option: Supports 1785-ME memory modules for non-volatile storage.\u003c\/li\u003e\n\u003cli\u003eWide operating range: Designed for 0…60°C environments and industrial temperature extremes.\u003c\/li\u003e\n\u003cli\u003eCompatible with PLC-5 architecture: Integrates with up to 13 I\/O chassis and 12 remote I\/O racks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 1785-L30B delivers the reliability and precision required for robust, distributed control systems in legacy and modern industrial environments.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":47572690501930,"sku":"1785-L30B","price":992.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/shopping-2024-02-22T140340.790.webp?v=1708603436","url":"https:\/\/iqelectro.com\/products\/allen-bradley-1785-l30b-plc-5-30-controller-ships-fast","provider":"IQElectro","version":"1.0","type":"link"}