Allen-Bradley 1794-IA16

Overview

Elevate your industrial automation systems with the Allen-Bradley 1794-IA16, a high-performance 16-point AC digital input module designed for seamless integration within Flex I/O architectures. This versatile module provides a critical interface for receiving signals from a wide array of AC-powered input devices, including limit switches, push buttons, and various sensors. Its modular design is engineered for ultimate flexibility, allowing you to tailor your I/O system to the precise demands of your application, ensuring optimal efficiency and control.

Part of the renowned Allen-Bradley Flex I/O family, the 1794-IA16 upholds the brand's legacy of reliability and innovation. It is an indispensable component for environments requiring robust and accurate detection of AC signals, offering a streamlined solution for complex control challenges. From factory floors to automated processes, this module delivers the precision and durability expected from leading industrial hardware.

Key Features

• 16 High-Capacity AC Input Channels: Efficiently connect and monitor up to 16 independent AC input devices simultaneously.
• Wide Input Voltage Range: Operates reliably across 74-132 VAC, 47-63 Hz, with a nominal 120 VAC, accommodating diverse power specifications.
• Integrated LED Indicators: Each input channel features a dedicated LED, providing instant visual diagnostics for quick status checks and simplified troubleshooting.
• Removable Wiring Connectors: Designed for convenience, these connectors significantly reduce installation time and streamline maintenance procedures.
• Extensive Flex I/O Adapter Compatibility: Seamlessly integrates with major communication networks including DeviceNet, ControlNet, and EtherNet/IP via various Flex I/O adapters, enhancing system versatility.
• DIN Rail Mounting: Ensures secure and straightforward installation within standard electrical panels, optimizing space and organization.
• Robust Industrial Design: Engineered to withstand the rigors of demanding industrial environments, ensuring long-term performance and reliability.

Technical Specifications

• Number of Channels: 16
• Input Voltage: 74-132 VAC, 47-63 Hz (Nominal 120 VAC)
• Input Type: AC
• Input Current (On-State): 5.49 mA at 74 VAC, 14.81 mA at 132 VAC
• Input Voltage (Off-State): 20 VAC (maximum)
• Input Impedance (Nominal): 10 kΩ
• Response Time (Typical): Off to On: 7.5 ms; On to Off: 26.5 ms
• Maximum Power Dissipation: 6.4 W @ 132 VAC
• Isolation: Non-isolated (Inputs are not galvanically isolated from each other or the Flex I/O system backplane)
• Connections: Screw terminals (requires 1794-TB3, 1794-TB3S, or 1794-TBN terminal base)
• Operating Temperature: 0 to 55 °C (32 to 131 °F)
• Relative Humidity: 5 to 95% non-condensing

Applications

• Precision Machine Status Monitoring: Accurately detect and monitor critical signals such as limit switch positions, part presence, and other discrete indicators in automated machinery.
• Enhanced Safety System Integration: Implement reliable monitoring for safety gates, emergency stops, and other vital safety devices to ensure operational compliance and personnel protection.
• Industrial Process Control Excellence: Gain precise control over manufacturing processes by accurately detecting levels, pressures, flow rates, and other discrete variables.
• Building Automation and Environmental Monitoring: Integrate seamlessly into building management systems for monitoring alarms, security sensors, and various environmental discrete signals.
• Packaging and Assembly Line Automation: Optimize production lines by precisely tracking the state of various components and processes.
• Material Handling and Conveyor Systems: Ensure efficient operation and safety by monitoring discrete signals from sensors along conveyor belts and material handling equipment.

Why Choose This Model?

• Unmatched Allen-Bradley Reliability: Benefit from the legendary durability and consistent performance that Allen-Bradley products offer, even in the most demanding industrial settings.
• Superior Flexibility with Flex I/O: The innovative Flex I/O architecture provides unparalleled flexibility in configuring your I/O system, allowing for custom combinations of module types to perfectly match your application's evolving needs.
• Effortless Integration: Designed for compatibility, this module integrates smoothly with a vast range of Rockwell Automation controllers and various communication networks, simplifying system setup and expansion.
• Advanced Diagnostic Capabilities: Equipped with clear indicator LEDs, the 1794-IA16 makes troubleshooting straightforward and allows for immediate visual monitoring of input status, minimizing downtime.
• Optimized for AC Signal Environments: Specifically engineered to handle AC industrial signals with precision, offering stable and accurate data acquisition where it matters most.

Order Now

Ready to enhance your industrial control system with the Allen-Bradley 1794-IA16? Purchase this 16-point AC digital input module today to experience unparalleled reliability, flexibility, and performance. For current stock availability in our US warehouses or to speak with a product specialist, please contact us. Our team is ready to assist you in selecting the ideal components for your automation needs.

Important Note on Isolation: It is crucial to remember that this module does not provide galvanic isolation between channels. A thorough evaluation of your application's specific requirements and relevant safety standards is necessary to determine the need for external isolation. Always consult the official Rockwell Automation datasheet (publication 1794-TD001) for comprehensive technical details, wiring diagrams, and critical safety information.