{"product_id":"allen-bradley-1794-and-flex-i-o-devicenet-adaptor-module","title":"Allen Bradley 1794-AND FLEX I\/O DeviceNet Adaptor Module","description":"\u003ch1\u003eAllen-Bradley 1794-AND FLEX I\/O DeviceNet Adaptor Module\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1794-AND\u003c\/strong\u003e (\u003cstrong\u003e1794-AND\u003c\/strong\u003e DeviceNet Adaptor Module) serves as the primary \u003cstrong\u003e1794-AND\u003c\/strong\u003e DeviceNet Adaptor Module utilized to execute distributed I\/O communication across FLEX I\/O platforms. The module provides a DeviceNet network interface between field-mounted FLEX I\/O assemblies and higher-level controllers, supporting deterministic data exchange through CAN-based DeviceNet infrastructure.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable class=\"___1vyiefv f1ddd56o f16vktn6 f1ahpp82 f11qra4b f1uinfot fibjyge fvueend f9yszdx f1fu4s3n f3l3pb3 f10ghnd0 f8fmt76 fjvbh62 f1qrqxae f1vw5qpk fc02sbz fxawf59 fymf513 f1aoyrul f1el8yx3 f1pymoxg f1ofu761 fe6itr f7coize f1794535 f1o0pw0q fbjjl9v fk1v6el f16pyhcb f1ixlhx9 f12zef0i flu5r5u f19haqzy f1owmcxx f1oddm8q f1004tna fcoaxci fh0ee9u f15v23i2 f1dmj53 f1r1gcv9 f14z1veh ffufd3x f1ypplot f1660cg\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1794-AND\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDeviceNet Adaptor Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eFLEX I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Protocol\u003c\/td\u003e\n\u003ctd\u003eDeviceNet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Technology\u003c\/td\u003e\n\u003ctd\u003eCAN-Based Communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 8 FLEX I\/O Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaud Rates\u003c\/td\u003e\n\u003ctd\u003e125 Kbps, 250 Kbps, 500 Kbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNode Address Range\u003c\/td\u003e\n\u003ctd\u003e00 to 63\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAddress Configuration\u003c\/td\u003e\n\u003ctd\u003eHardware Thumbwheel Switches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e19.2 VDC to 31.2 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlexBus Output Current\u003c\/td\u003e\n\u003ctd\u003e640 mA at 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Current Load\u003c\/td\u003e\n\u003ctd\u003e330 mA to 400 mA Maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Power Consumption\u003c\/td\u003e\n\u003ctd\u003e7.9 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Power Dissipation\u003c\/td\u003e\n\u003ctd\u003e4.6 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e850 VDC for 1 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e87 mm x 68 mm x 69 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Rating\u003c\/td\u003e\n\u003ctd\u003eIP20 Open Type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Method\u003c\/td\u003e\n\u003ctd\u003e35 mm DIN Rail or Panel Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHazardous Location Rating\u003c\/td\u003e\n\u003ctd\u003eClass I Division 2, Zone 2 Ex ec IIC T4 Gc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDeviceNet Network and FLEX I\/O Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1794-AND functions as the communication gateway between DeviceNet networks and FLEX I\/O field assemblies. The module exchanges cyclic and diagnostic data with connected I\/O modules while presenting a unified network node to the supervisory controller.\u003c\/p\u003e\n\u003cp\u003eSupport for up to eight FLEX I\/O modules allows distributed installation of input and output hardware near field equipment, reducing field wiring requirements and cabinet complexity. Network communication parameters are configurable through DeviceNet services or hardware address switches depending on system requirements.\u003c\/p\u003e\n\u003ch3\u003eDeterministic DeviceNet Communication\u003c\/h3\u003e\n\u003cp\u003eThe DeviceNet interface supports selectable communication rates of 125 Kbps, 250 Kbps, and 500 Kbps. Node addressing is established through integrated thumbwheel switches, allowing physical assignment of network addresses from 00 through 63.\u003c\/p\u003e\n\u003cp\u003eThe adaptor supplies FlexBus logic power to connected FLEX I\/O modules and coordinates data transfer between field devices and the network master. Isolation between user power and internal circuitry assists in protecting communication electronics from field-side electrical disturbances.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How many FLEX I\/O modules can be connected to the 1794-AND?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The adaptor supports up to eight FLEX I\/O modules on a single FLEX I\/O rack.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Which DeviceNet communication speeds are supported?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The module supports 125 Kbps, 250 Kbps, and 500 Kbps DeviceNet baud rates.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How is the DeviceNet node address configured?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Node addresses from 00 to 63 are assigned using integrated hardware thumbwheel switches.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSet the node address before applying power.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVerify DeviceNet baud rate matches the network configuration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUse approved DeviceNet cabling and termination practices.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMount on a 35 mm DIN rail or approved panel surface.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfirm FlexBus current requirements before adding I\/O modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":67708894838858,"sku":"1794-AND","price":260.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/8569\/3770\/files\/1794-ACNR15_1.png?v=1741073477","url":"https:\/\/www.topbrandsplc.com\/products\/allen-bradley-1794-and-flex-i-o-devicenet-adaptor-module","provider":"Topbrands PLC Limited","version":"1.0","type":"link"}