{"product_id":"1785-ke-allen-bradley-plc-5-data-highway-plus-communication-module","title":"1785-KE | Allen-Bradley PLC 5 Data Highway Plus Communication Module","description":"\u003ch3\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1785-KE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a single-slot PLC 5 communication interface module designed for Data Highway Plus networks and RS-232-C connections. It mounts in 1771 I\/O chassis and supports PLC2, PLC3, PLC4, and PLC5 controllers. The module provides one DH+ port and one RS-232-C port, with DH+ speeds up to 57,600 bps and switch-selectable RS-232-C rates from 110 to 19,200 bps. Power is supplied via the backplane at 1.2 A (5V DC). The unit features conformal coating for harsh environments, LED status indicators per channel, and supports up to four modules per system. Typical signal delays are 29–30 ms for AC\/DC. Compatible accessories include 1770-CD DH+ cables and 1771-WN wiring arms.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAllen-Bradley\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1785-KE\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Line:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePLC 5\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCommunication Interface Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1.81 lbs (0.82 kg)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMounting:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1771 I\/O chassis\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible Controllers:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePLC2, PLC3, PLC4, PLC5\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt-in Ports:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1 DH+, 1 RS-232-C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Width:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSingle Slot\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDH+ Transmission Speed:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eup to 57,600 bps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRS-232-C Transmission Speed:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e110–19,200 bps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Current Draw:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1.2 A at 5 V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0–60 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-40–85 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRelative Humidity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5–95% non-condensing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMax Modules Per System:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLED Indicators:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1 per channel for diagnostics\/status\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCoating:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConformal coat\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRequired External Power:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTypical AC Signal Delay:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e29 ±8 ms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTypical DC Signal Delay:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e30 ±7 ms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible Accessories:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1770-CD DH+ cable, 1771-WN wiring arm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIdeal for industrial automation networks, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1785-KE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eenables reliable DH+ and serial communication between PLC controllers, supporting data exchange, monitoring, and control in multi-node systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eComparison with Similar Models\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1785-KE:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSingle-slot DH+ and RS-232-C interface, supports up to four modules per system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1785-KC:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHigher-speed DH+ and expanded serial capabilities.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1785-KD:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports additional redundancy and diagnostic features.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: Which PLC controllers are compatible with 1785-KE?\u003c\/strong\u003e\u003cbr\u003eA1: It supports PLC2, PLC3, PLC4, and PLC5 series controllers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: How many DH+ modules can a system include?\u003c\/strong\u003e\u003cbr\u003eA2: Up to four 1785-KE modules can be installed per system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: Does it require external power?\u003c\/strong\u003e\u003cbr\u003eA3: No, the module is powered entirely through the 1771 chassis backplane.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":52831908528312,"sku":"1785-KE","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1785-KE.jpg?v=1770804213","url":"https:\/\/www.globalpetroparts.com\/products\/1785-ke-allen-bradley-plc-5-data-highway-plus-communication-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}