Product Description
The Allen-Bradley 1794-OW8XT is a compact, conformally coated 8-relay output module designed for connecting diverse equipment via various networks. It operates at 24V DC and is compatible with nine Allen-Bradley terminal base units. Key specifications include electromagnetic relays for high-temperature operation, a 125mA external power supply, 30 milliohms contact resistance, 0.3 Hz switching frequency, 1.2ms bounce time, 5.5W power dissipation, 250V continuous isolation voltage, and 18.8 BTU/hour thermal dissipation at 31.2V DC. Dimensions are 46mm (H) x 94mm (W) x 53mm (D). Proper grounding via a zinc-plated yellow-chromate steel DIN rail is essential, and professional installation is recommended due to the complexity of the system.
Is Your Device Showing These Signs?
The Allen Bradley 1794-OW8XT FLEX I/O module commonly exhibits issues such as output failures due to blown fuses or shorted field devices. Technicians address wiring problems, including loose connections and incorrect terminations, which cause intermittent or complete signal loss. Module failures are resolved through firmware upgrades or hardware replacements, ensuring compatibility and proper function within the PLC system. Backplane communication errors are diagnosed and corrected by inspecting the adapter module and addressing power supply fluctuations. Overcurrent conditions, stemming from excessive load demands, necessitate a review of the output circuit design and load management.
Technical specifications
The Allen-Bradley 1794-OW8XT is a compact, conformally coated 8-relay output module operating at 24V DC, designed to connect equipment through various networks. It's compatible with nine Allen-Bradley terminal bases and features electromagnetic relays for high-temperature operation. Key specs include a 125mA external power supply, low contact resistance, a switching frequency of 0.3 Hz, and specific values for bounce time, power dissipation, isolation voltage, and thermal dissipation. Proper grounding via a DIN rail is crucial, and professional installation is advised.
Our Repair Process for the
1794-OW8XT
Our repair process for the Allen Bradley 1794-OW8XT FLEX I/O module begins with a thorough inspection for output failures, focusing on blown fuses and shorted field devices, followed by a meticulous examination of wiring for loose connections and incorrect terminations. Technicians then proceed to resolve module failures through firmware upgrades or complete hardware replacements, ensuring full compatibility and proper function within the PLC system. Backplane communication errors are diagnosed by inspecting the adapter module and addressing any power supply fluctuations. Finally, overcurrent conditions are resolved by reviewing the output circuit design and implementing effective load management strategies.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.
Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.