{"product_id":"allen-bradley-flex-ex-8-channel-intrinsically-safe-analog-output-module-1797-oe8","title":"Allen-Bradley FLEX Ex 8-Channel Intrinsically Safe Analog Output Module | 1797-OE8","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1797-OE8\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a high-integrity analog output interface specifically engineered for hazardous environments. As part of the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFLEX Ex\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efamily, this module provides eight single-ended, non-isolated outputs that drive field devices such as actuators, positioners, and variable speed drives in Class I, Division 1 areas. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal factory stock. By mounting this module directly in the hazardous zone, engineers eliminate the need for expensive long-run explosion-proof conduits and external galvanic isolators, streamlining the control architecture of refineries and chemical plants.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Line\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFLEX Ex 1797\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Channels\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 Single-ended, Non-isolated\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Current Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0–22 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e13 Bits\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Voltage (Max)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e11V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eData Format\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConfigurable (Software-defined)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Dissipation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5.4 Watts\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eThermal Dissipation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e18.4 BTU\/hr\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eField-side Power Consumption\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6.3 Watts\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.63 lbs (0.28 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e612598172979\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntrinsically Safe (IS) Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1797-OE8 features internal energy-limiting circuitry. This hardware design prevents the ignition of flammable gases or dust, allowing the module to reside safely in high-risk zones. This \"direct-mount\" capability significantly reduces the total cost of ownership by removing the requirement for bulky, heavy-duty purged enclosures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized Current Loop Control:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module delivers a precise 0-22mA current range, supporting standard 4-20mA signals with extra headroom for over-range diagnostics. This ensures accurate control of proportional valves and other critical final control elements in a process loop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLow Thermal Footprint:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDespite driving eight channels, the 1797-OE8 maintains a low thermal dissipation of 18.4 BTU\/hr. This efficient power management prevents heat buildup in small localized junction boxes, ensuring long-term electronic stability even in high-ambient temperature environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Data Formatting:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUsers configure the output data format via software to match the specific requirements of the application. This versatility allows the 1797-OE8 to interface with a variety of global control standards and third-party actuators without hardware modification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDistributed I\/O Efficiency:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy utilizing the FLEX Ex backplane, this module integrates seamlessly into a distributed architecture. It communicates via various industrial protocols through a network adapter, allowing engineers to place the control intelligence exactly where the field devices are located.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 1797-OE8 require a specific terminal base?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. You must install the 1797-OE8 onto a compatible 1797-TB3 or 1797-TB3S terminal base. The base provides the necessary mechanical mounting and electrical connections to the FLEX Ex backplane and field wiring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace a standard 1794-OE8 with this 1797-OE8 model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. While they belong to the same FLEX family, the 1797 series is specifically designed for Intrinsically Safe (Ex) systems. The 1797 modules use different power structures and terminal bases that are not cross-compatible with the standard 1794 industrial series.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat type of field devices can this module control?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis module typically controls I\/P (current-to-pressure) transducers, control valve positioners, and analog gauges located in hazardous areas that require a 0-20mA or 4-20mA signal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this unit factory-sealed and brand new?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAbsolutely. We guarantee that every 1797-OE8 is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand arrives in its original Allen-Bradley factory-sealed packaging. We do not sell \"open box,\" used, or refurbished hazardous area equipment, ensuring your site remains compliant with safety inspections.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52532494532917,"sku":"1797-OE8","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1797-OE8.png?v=1775210006","url":"https:\/\/www.5gplc.com\/products\/allen-bradley-flex-ex-8-channel-intrinsically-safe-analog-output-module-1797-oe8","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}