{"product_id":"standard-processor-2048-i-o-4-dh-ports-1785-l40b-allen-bradley","title":"Standard Processor 2048 I\/O 4 DH+ Ports | 1785-L40B Allen-Bradley","description":"\u003ch2 style=\"color:#1a1a1a;\"\u003eAllen-Bradley 1785-L40B PLC-5\/40 Standard Processor\u003c\/h2\u003e\n\n\u003cp style=\"margin-bottom:20px;\"\u003e\u003cstrong style=\"color:#0066b3;\"\u003eAllen-Bradley 1785-L40B\u003c\/strong\u003e is a PLC-5\/40 standard processor with 48K words of battery-backed user memory. Supports 2048 I\/O (any mix) or 2048 in + 2048 out complementary configuration, with 4 DH+\/Remote I\/O combination ports and 1 serial port.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#0066b3; margin-top:20px;\"\u003eKey Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin-bottom:20px; font-size:14px;\"\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e1785-L40B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eSeries\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003ePLC-5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eProcessor Model\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003ePLC-5\/40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eMax User Memory\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e48 Kilowords\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eBattery-Backed SRAM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eYes (battery 1770-XYC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eMax Total I\/O\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e2048 (any mix) \/ 2048 in + 2048 out\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eMax Analog I\/O\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e2048\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eBackplane Current Load\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e3.3A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e17.3W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e1.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3 style=\"color:#0066b3; margin-top:20px;\"\u003eCommunication Ports\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin-bottom:20px; font-size:14px;\"\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003ePort\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eType\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eDH+\/Remote I\/O\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e4 combination ports (Adapter or Scanner)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eSerial Port\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e1 x RS-232-C\/422-A\/423-A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eControl Coprocessor Expansion\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3 style=\"color:#0066b3; margin-top:20px;\"\u003eI\/O Scan Time \u0026amp; Chassis\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin-bottom:20px; font-size:14px;\"\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eScan Time (57.6 kbit\/s)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e10 ms per rack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eScan Time (115.2 kbit\/s)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e7 ms per rack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eScan Time (230.4 kbit\/s)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e3 ms per rack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eMax I\/O Chassis Total\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e61\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eMax Universal Remote Chassis\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e32 per I\/O link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eMax I\/O per Link\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3 style=\"color:#0066b3; margin-top:20px;\"\u003eEnvironmental \u0026amp; Power Supply\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin-bottom:20px; font-size:14px;\"\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e0°C to +60°C (32°F to 140°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0f0f0;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eNon-Operating Temperature\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e-40°C to +85°C (-40°F to 185°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003ePower Supply Options\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e1771-P4S, -P6S, -P4S1, -P6S1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3 style=\"color:#0066b3; margin-top:20px;\"\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: How much user memory does the 1785-L40B have?\u003c\/strong\u003e\u003cbr\u003eA1: 48 Kilowords of battery-backed static RAM.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: How many DH+\/Remote I\/O ports does this controller provide?\u003c\/strong\u003e\u003cbr\u003eA2: 4 combination DH+\/Remote I\/O ports, each usable with separate networks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: What is the maximum I\/O capacity?\u003c\/strong\u003e\u003cbr\u003eA3: 2048 I\/O in any mix or 2048 in + 2048 out complementary.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":67985161453700,"sku":"1785-L40B","price":168.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/1785-L40B-1.jpg?v=1794490621","url":"https:\/\/www.etowonauto.com\/kk\/products\/standard-processor-2048-i-o-4-dh-ports-1785-l40b-allen-bradley","provider":"Etowon Auto","version":"1.0","type":"link"}