{"product_id":"allen-bradley-1797-oe8-flex-ex-analog-output-module","title":"Allen-Bradley 1797-OE8 Flex Ex Analog Output Module","description":"\u003cp\u003eConfigured for signal generation in Flex Ex platforms, the \u003cstrong\u003eAllen-Bradley 1797-OE8\u003c\/strong\u003e (\u003cstrong\u003e1797-OE8\u003c\/strong\u003e Flex Ex Analog Output Module) provides direct physical and electrical execution of 8-channel analog signal control across hazardous industrial network environments.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1797-OE8\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSubject to manufacturing batch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.28 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Flex Ex module profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard industrial ambient range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e6.3 W field-side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs\u003c\/td\u003e\n\u003ctd\u003e8 single-ended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e13 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Current\u003c\/td\u003e\n\u003ctd\u003e0-22 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control and Deterministic Networks\u003c\/h3\u003e\n\u003cp\u003eThe 1797-OE8 integrates with the Flex Ex backplane, supporting I\/O density scaling through modular expansion. The module utilizes backplane bus communication to synchronize output state changes with host controller logic. Firmware flash compatibility is managed via the system communication adapter, ensuring that output signal timing and deterministic performance meet the requirements of industrial control applications. The module supports configurable data formats, allowing for precise scaling of the 13-bit output resolution to match specific field device parameters.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Are the eight output channels isolated from each other?\u003c\/p\u003e\n\u003cp\u003eA: No. The 1797-OE8 utilizes single-ended, non-isolated outputs. Users must ensure that connected field devices share a common reference point and that potential differences do not exceed the module's rated operating limits.\u003c\/p\u003e\n\u003cp\u003eQ: Can this module be hot-swapped during operation?\u003c\/p\u003e\n\u003cp\u003eA: No. Flex Ex modules must be isolated from field power and the backplane before removal or installation. Hot-swapping in a powered state may result in electrical damage to the backplane pins or the internal circuitry of the module.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Install the module onto a compatible 1797 terminal base. Ensure the keyswitch is correctly aligned and locked to prevent improper seating, which could lead to intermittent electrical connections or communication errors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Terminate field wiring according to the terminal base pinout map. Given the non-isolated output nature, ensure that current loops are properly configured to prevent ground loops that could degrade signal accuracy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e The module dissipates 5.4 W (18.4 BTU\/hour) during operation. Install the module in a well-ventilated enclosure and maintain appropriate spacing from other heat-generating components to avoid thermal derating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Bond the Flex Ex rack to the cabinet's protective earth ground using a low-impedance connection. This ensures stable reference levels for the analog outputs and provides protection against induced electrical noise.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53548984729784,"sku":"1797-OE8","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1797-OE8.png?v=1780624744","url":"https:\/\/www.globalpetroparts.com\/products\/allen-bradley-1797-oe8-flex-ex-analog-output-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}