Allen-Bradley 1794-OB8EPXT

Overview

The Allen-Bradley 1794-OB8EPXT is a cutting-edge 8-point digital output module specifically engineered for seamless integration within the FLEX I/O-XT system. This robust module delivers reliable 24V DC sourcing outputs, meticulously protected electronically, and features a conformal coating for unparalleled durability in challenging operational settings. Its exceptional wide operating temperature range solidifies its position as the ideal solution for the most demanding and harsh industrial environments, ensuring consistent performance where other modules falter. Experience superior control and unwavering reliability, even in extreme conditions.

Key Features

• Extreme Environment Ready: Operates flawlessly in temperatures ranging from -20 to +70°C (-4 to +158°F), making it perfect for challenging industrial settings.
• Precision Digital Outputs: Provides 8 high-density, electronically protected 24V DC sourcing (PNP) outputs for precise control.
• Enhanced Durability: Features a conformal coating to protect against moisture, contaminants, and vibrations, extending product lifespan.
• Robust Fault Protection: Electronically protected outputs with integrated fault status feedback ensure system integrity and swift issue identification.
• High Current Capability: Each channel can deliver up to 2 A, with a remarkable 10 A maximum per module, supporting diverse applications.
• Flexible System Integration: Designed for effortless compatibility with various FLEX I/O adapters, ensuring flexible and scalable automation solutions.
• Simplified Troubleshooting: Equipped with individual yellow LED status indicators for each channel, enabling quick and efficient fault diagnosis.

Technical Specifications

The Allen-Bradley 1794-OB8EPXT, catalog number 1794-OB8EPXT, is a meticulously engineered component crafted for optimal performance. It boasts compact dimensions of 46.3 x 53.0 x 94.0 mm and a lightweight design at approximately 0.13 kg, facilitating easy installation and integration into existing systems. The module supports output channels with a voltage range of 10–31.2V DC and a nominal output voltage of 24V DC. Its impressive current handling includes a maximum of 2 A per channel and 10 A per module. Key performance metrics include an on-state voltage drop of no more than 0.5V DC and an off-state leakage current of maximum 0.5 mA. The surge current is rated at 2 A for 50 ms, repeatable every 2 seconds. Isolation voltage is 50V (continuous) with basic insulation. The module draws an 80 mA FlexBus current at 5V DC, with a maximum power dissipation of 5.3 W at 32.1V DC and a thermal dissipation of 18.1 BTU/hr at 31.2V DC. It is designed for convenient DIN rail mounting and features an open-style enclosure. This module is certified by leading global standards including CE, UL, cULus, ATEX, IECEx, RCM, KC, and CCC, assuring compliance and reliability for worldwide deployment. Recommended terminal base units are 1794-TB3G and 1794-TB3GS. Its wiring category is 2 on signal ports, with wire size and terminal base screw torque determined by the installed terminal base. The keyswitch position is 4, and it includes 8 yellow status indicators, one for each channel, to simplify monitoring and diagnostics.

Applications

• Heavy Industrial Automation: Provides reliable control for complex machinery and processes in factories and manufacturing plants, even under extreme conditions.
• Demanding Process Control Systems: Ideal for critical applications requiring stable and precise output control in sectors like chemical processing, oil & gas, and pharmaceuticals.
• Rugged Material Handling Equipment: Enhances the performance and durability of conveyors, robotic systems, and automated guided vehicles (AGVs) operating in harsh environments.
• High-Performance Packaging Machinery: Ensures consistent and high-speed operation for packaging lines, minimizing downtime and optimizing production outputs.
• Mission-Critical Machine Control: Offers robust digital output capabilities for controlling motors, actuators, and other components in a wide array of industrial machines.
• Outdoor & Remote Installations: Its extended temperature range and conformal coating make it perfectly suited for applications in unconditioned spaces or remote sites.

Why Choose This Model?

• Unmatched Reliability in Extremes: The 1794-OB8EPXT is purpose-built to withstand the most challenging industrial environments, from scorching heat to freezing cold, ensuring uninterrupted operation.
• Optimized for Efficiency: With 8 high-density output channels and precise control capabilities, this module maximizes operational efficiency and reduces the need for multiple components.
• Superior Protection and Longevity: The combination of electronic protection and conformal coating significantly extends the module's lifespan by safeguarding it against environmental hazards and electrical faults.
• Seamless Integration and Scalability: As part of the FLEX I/O-XT system, it offers unparalleled flexibility for integration into various automation architectures, allowing for easy expansion and upgrades.
• Global Compliance and Peace of Mind: With a comprehensive suite of international certifications, you can deploy the 1794-OB8EPXT with confidence, knowing it meets stringent quality and safety standards worldwide.
• Intelligent Diagnostics for Reduced Downtime: The integrated LED indicators and fault status feedback facilitate rapid troubleshooting, minimizing downtime and maintenance efforts.

Order Now

Elevate your industrial automation capabilities today with the Allen-Bradley 1794-OB8EPXT digital output module. This robust and reliable solution is available and ready to ship globally, ensuring you can enhance your systems without delay. For a comprehensive overview of our entire range, explore our 1794 FLEX I/O Modules main category to discover all available models and their detailed specifications. Additionally, delve into our Allen-Bradley Industrial Automation Products master category to view our complete selection of controllers, drives, motors, HMIs, and essential accessories, all designed to empower your operations.