{"product_id":"allen-bradley-1794-ob8ep-8-channel-protected-dc-output-module","title":"Allen-Bradley 1794-OB8EP | 8-Channel Protected DC Output Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1794-OB8EP\u003c\/strong\u003e is a high-density Digital DC Output Module within the FLEX I\/O™ family, designed to provide robust control for industrial automation systems. This 8-point module is specifically engineered with \"Electronically Protected\" (EP) outputs, offering built-in safeguards against short circuits and overcurrent conditions without the need for external fusing. Weighing only \u003cstrong\u003e0.19 kg\u003c\/strong\u003e, it is a lightweight yet powerful solution for driving actuators, solenoids, and relays in distributed I\/O architectures.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 15px 0;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003cth style=\"border: 1px solid #dee2e6; padding: 12px; text-align: left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #dee2e6; padding: 12px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003eProtected Digital DC Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e\u003cstrong\u003eNumber of Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e8 Sourcing Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e24V DC Nominal (18-30V DC Range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e2.0A max per output channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e\u003cstrong\u003eUnit Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e0.19 kg (0.42 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e-20°C to 60°C (-4°F to 140°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dee2e6; padding: 10px;\"\u003e50V (Continuous)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eInstallation \u0026amp; Engineering Guide\u003c\/h2\u003e\n\u003cp\u003eProper installation of the FLEX I\/O module ensures maximum system uptime and safety:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectronic Protection:\u003c\/strong\u003e The 1794-OB8EP features intelligent output protection. If a short circuit occurs, the module automatically disables the affected channel, preventing damage to the module backplane and connected field devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e With a maximum power dissipation of 5.5W, ensure adequate spacing within the terminal base. The module is designed for an operating range of -20°C to 60°C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexbus Integration:\u003c\/strong\u003e The module draws 73mA from the Flexbus at 5V DC. Verify your adapter's power budget when adding multiple high-current modules to a single rail.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Durability:\u003c\/strong\u003e Rated for 30g shock and 5g vibration (10 to 500Hz), this module is suitable for mounting on machinery subject to significant mechanical stress.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEngineering Advantages\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Maintenance:\u003c\/strong\u003e The \"EP\" designation eliminates the need for physical fuses, reducing spare parts inventory and simplifying fault recovery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Current Density:\u003c\/strong\u003e Capable of sourcing up to 2.0A per point, allowing it to drive larger solenoids and actuators directly without interposing relays.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot-Swap Capability:\u003c\/strong\u003e As part of the FLEX I\/O system, the 1794-OB8EP can be removed and inserted under power (RIUP) when used with a compatible terminal base, minimizing process downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal Compliance:\u003c\/strong\u003e Fully CE, UL, cUL, and RoHS compliant for use in regulated international markets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: What happens if an output channel on the 1794-OB8EP shorts out?\u003c\/strong\u003e\u003cbr\u003eA1: The electronic protection will trip, shutting down only the faulted channel to prevent module damage. Once the fault is cleared, the channel can be reset via the control software.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: Is a specific terminal base required for this 0.19 kg module?\u003c\/strong\u003e\u003cbr\u003eA2: Yes, the 1794-OB8EP is typically used with terminal bases like the 1794-TBN or 1794-TB3, which provide the necessary termination for 24V DC sourcing outputs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: Can I use this module to drive AC loads?\u003c\/strong\u003e\u003cbr\u003eA3: No. The 1794-OB8EP is strictly a Digital DC Output module designed for sourcing 24V DC current. For AC loads, an equivalent AC output module (such as the 1794-OA8) should be used.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":51050727342212,"sku":"1794-OB8EP","price":144.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/1794-OB8EP.jpg?v=1777637861","url":"https:\/\/www.etowonauto.com\/tk\/products\/allen-bradley-1794-ob8ep-8-channel-protected-dc-output-module","provider":"Etowon Auto","version":"1.0","type":"link"}