{"product_id":"allen-bradley-1785-l20b-plc-5-20-processor-module","title":"Allen-Bradley 1785-L20B PLC-5\/20 Processor Module","description":"\u003cdiv style=\"font-family: Arial; font-size: 14px;\"\u003e\n\n  \u003ch2 style=\"font-size: 24px; margin: 0 0 10px 0;\"\u003e\n    Allen-Bradley 1785-L20B PLC-5\/20 Processor Module\n  \u003c\/h2\u003e\n\n  \u003ch3 style=\"font-size: 16px; margin: 14px 0 6px 0;\"\u003eProduct Basic Information:\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eManufacturer: Allen-Bradley\u003c\/li\u003e\n    \u003cli\u003eParent corporation: Rockwell Automation\u003c\/li\u003e\n    \u003cli\u003eCatalog number: 1785-L20B\u003c\/li\u003e\n    \u003cli\u003eNon-hyphenated part number: 1785L20B\u003c\/li\u003e\n    \u003cli\u003eProduct family\/series: PLC-5 \/ Bulletin 1785\u003c\/li\u003e\n    \u003cli\u003eProcessor model: PLC-5\/20\u003c\/li\u003e\n    \u003cli\u003eSeries: C\u003c\/li\u003e\n    \u003cli\u003eFirmware revision: G\u003c\/li\u003e\n    \u003cli\u003eProduct type: Programmable logic controller processor module\u003c\/li\u003e\n    \u003cli\u003eProcessor type: Enhanced PLC-5 standard processor\u003c\/li\u003e\n    \u003cli\u003eCountry of origin: U.S.A.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"font-size: 16px; margin: 14px 0 6px 0;\"\u003eTechnical Specifications:\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eController family: Enhanced PLC-5\u003c\/li\u003e\n    \u003cli\u003eProcessor model: PLC-5\/20\u003c\/li\u003e\n    \u003cli\u003eUser memory: 16K words\u003c\/li\u003e\n    \u003cli\u003eMemory type: Battery-backed static RAM\u003c\/li\u003e\n    \u003cli\u003eEEPROM program backup option: Yes\u003c\/li\u003e\n    \u003cli\u003eCompatible EEPROM memory modules: 1785-ME16, 1785-ME32, 1785-ME64, 1785-ME100\u003c\/li\u003e\n    \u003cli\u003eMaximum total I\/O: 512 any mix or 512 inputs + 512 outputs complementary\u003c\/li\u003e\n    \u003cli\u003eMaximum analog I\/O: 512\u003c\/li\u003e\n    \u003cli\u003eCommunication channels: 1 fixed DH+ channel and 1 DH+ \/ Remote I\/O channel\u003c\/li\u003e\n    \u003cli\u003eRemote I\/O capability: Adapter or scanner configuration\u003c\/li\u003e\n    \u003cli\u003eSerial communication: 1 configurable serial channel\u003c\/li\u003e\n    \u003cli\u003eSerial standards: RS-232-C \/ RS-422-A \/ RS-423-A\u003c\/li\u003e\n    \u003cli\u003eMaximum number of I\/O racks: 4 rack addresses\u003c\/li\u003e\n    \u003cli\u003eMaximum number of I\/O chassis: 13 total\u003c\/li\u003e\n    \u003cli\u003eMaximum extended-local I\/O chassis: 0\u003c\/li\u003e\n    \u003cli\u003eMaximum remote I\/O chassis: 12\u003c\/li\u003e\n    \u003cli\u003eControlNet chassis support: 0\u003c\/li\u003e\n    \u003cli\u003eI\/O scan time per rack: 10 ms at 57.6 kbit\/s\u003c\/li\u003e\n    \u003cli\u003eI\/O scan time per rack: 7 ms at 115.2 kbit\/s\u003c\/li\u003e\n    \u003cli\u003eI\/O scan time per rack: 3 ms at 230.4 kbit\/s\u003c\/li\u003e\n    \u003cli\u003ePower dissipation: 12 W maximum\u003c\/li\u003e\n    \u003cli\u003eBackplane current requirement: 2.3 A at 5 VDC\u003c\/li\u003e\n    \u003cli\u003eRequired chassis location: Left-most slot of compatible 1771 I\/O chassis\u003c\/li\u003e\n    \u003cli\u003eBattery type: 1770-XYC lithium battery\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"font-size: 16px; margin: 14px 0 6px 0;\"\u003eProduct Features:\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eAllen-Bradley PLC-5\/20 processor module for PLC-5 control systems\u003c\/li\u003e\n    \u003cli\u003eSeries C hardware with firmware revision G shown on product label\u003c\/li\u003e\n    \u003cli\u003eEnhanced PLC-5 standard processor configuration\u003c\/li\u003e\n    \u003cli\u003e16K word SRAM memory capacity\u003c\/li\u003e\n    \u003cli\u003eSupports up to 512 total I\/O points\u003c\/li\u003e\n    \u003cli\u003eSupports up to 512 analog I\/O points\u003c\/li\u003e\n    \u003cli\u003eIncludes one fixed DH+ communication channel\u003c\/li\u003e\n    \u003cli\u003eIncludes one DH+ \/ Remote I\/O communication channel\u003c\/li\u003e\n    \u003cli\u003eRemote I\/O channel can support scanner or adapter operation\u003c\/li\u003e\n    \u003cli\u003eOne configurable serial communication channel\u003c\/li\u003e\n    \u003cli\u003eSupports RS-232-C, RS-422-A, and RS-423-A serial standards\u003c\/li\u003e\n    \u003cli\u003eSupports up to 13 total I\/O chassis\u003c\/li\u003e\n    \u003cli\u003eSupports up to 12 remote I\/O chassis\u003c\/li\u003e\n    \u003cli\u003eSupports compatible EEPROM program backup modules\u003c\/li\u003e\n    \u003cli\u003eBattery-backed memory support using 1770-XYC lithium battery\u003c\/li\u003e\n    \u003cli\u003eOpen-style module design for installation in compatible 1771 I\/O chassis\u003c\/li\u003e\n    \u003cli\u003eLabel indicates UL Listed and CSA certified markings\u003c\/li\u003e\n    \u003cli\u003eLabel indicates Class I Division 2 Groups A, B, C, D with T4A temperature code\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"font-size: 16px; margin: 14px 0 6px 0;\"\u003eProduct Designed Use:\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eDesigned for use as a central processor in Allen-Bradley PLC-5 automation systems\u003c\/li\u003e\n    \u003cli\u003eUsed in industrial machine control, process automation, production equipment, conveyors, packaging systems, and control panels\u003c\/li\u003e\n    \u003cli\u003eSuitable for maintaining or replacing compatible PLC-5\/20 processor installations using catalog number 1785-L20B\u003c\/li\u003e\n    \u003cli\u003eUsed where DH+, Remote I\/O, and serial communication support are required in a PLC-5 control architecture\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp style=\"font-size: 12px; font-style: italic;\"\u003e\n    COUNTRY OF ORIGIN INFORMATION IS INCLUDED WHERE AVAILABLE.\n  \u003c\/p\u003e\n\n  \u003cp style=\"font-size: 12px; font-style: italic;\"\u003e\n    * Buyer is responsible for all customs duties, tariffs, brokerage fees, local levies, taxes, and VAT (if applicable).*\n  \u003c\/p\u003e\n\n  \u003cp style=\"font-size: 12px; font-style: italic; font-weight: bold;\"\u003e\n    KJ CONTROLS LTD IS NOT AN AUTHORIZED DISTRIBUTOR FOR ALLEN-BRADLEY\u003c\/p\u003e\n\n  \u003cp style=\"font-size: 12px; font-style: italic;\"\u003e\n    (4C4 - Upstairs Warehouse)\n  \u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":53470557077783,"sku":null,"price":119.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/8879\/3879\/files\/57_94412288-a744-4d8a-8cb2-7262e1cba314.png?v=1780507219","url":"https:\/\/kjcontracting.net\/products\/allen-bradley-1785-l20b-plc-5-20-processor-module","provider":"kjcontracting.net","version":"1.0","type":"link"}