Allen-Bradley 1794-IA16

Overview

The Allen-Bradley 1794-IA16 is a robust 16-point AC digital input module designed for seamless integration within Flex I/O systems. This high-performance module serves as a critical interface for receiving signals from a variety of AC-powered input devices, including limit switches, push buttons, sensors, and other essential signaling mechanisms commonly found in industrial environments. Engineered for flexibility and reliability, the 1794-IA16's modular design allows for highly customizable I/O system configurations, ensuring it can be tailored to meet the precise demands of diverse applications. Its integration into the Flex I/O family guarantees compatibility and expandability, supporting efficient and scalable automation solutions.

Key Features

• 16 AC Input Channels: Provides extensive connectivity for up to 16 independent AC input devices, maximizing system capacity.
• Wide Input Voltage Range: Operates efficiently within a 74-132 VAC, 47-63 Hz range, with a nominal operating voltage of 120 VAC, ensuring broad compatibility.
• Non-Isolated Inputs: Inputs are meticulously designed for consistency within the Flex I/O system, ideal for applications where galvanic isolation is managed externally.
• Intuitive LED Indicators: Each input channel is equipped with a dedicated LED indicator, facilitating quick and easy visual diagnostics of input status for streamlined troubleshooting.
• Removable Connectors: Features removable wiring connectors, significantly simplifying the installation and maintenance processes, reducing downtime.
• Broad Flex I/O Adapter Compatibility: Fully compatible with a range of Flex I/O communication adapters, including DeviceNet, ControlNet, and EtherNet/IP, offering unparalleled network flexibility.
• DIN Rail Mounting: Designed for convenient DIN rail mounting, ensuring straightforward and secure installation within electrical control panels.

Technical Specifications

• Number of Channels: 16
• Input Voltage: 74-132 VAC, 47-63 Hz (Nominal 120 VAC)
• Input Type: AC Digital
• 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
• 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

• Machine Status Monitoring: Precisely detect limit switch positions, confirm part presence, and monitor other critical discrete signals within machinery.
• Safety Systems Integration: Reliably monitor safety gates, emergency stop buttons, and other essential safety devices to ensure operational security.
• Industrial Process Control: Accurately detect levels, pressures, and other discrete variables crucial for efficient industrial process management.
• Building Automation Systems: Integrate with monitoring systems for alarms, status indicators, and other discrete signals in advanced building automation.
• Factory Automation: Essential for modern factory floors requiring robust and flexible AC input signal handling for various automated tasks.

Why Choose This Model?

• Unmatched Reliability: As an Allen-Bradley product, the 1794-IA16 inherits a legacy of exceptional durability and consistent performance in the most demanding industrial environments.
• Superior Flexibility: The integral Flex I/O architecture provides unparalleled flexibility in configuring I/O systems, enabling seamless combination of various module types to meet evolving application needs. This adaptability ensures your system can grow and change with your operational demands, minimizing the need for complete overhauls.
• Effortless Integration: Engineered for perfect harmony with a broad spectrum of Rockwell Automation controllers and communication networks, guaranteeing straightforward setup and operation. This ease of integration saves valuable time and resources during deployment.
• Advanced Diagnostics: Equipped with clear LED indicators for each input, offering immediate visual feedback for efficient troubleshooting and real-time monitoring of input statuses. This feature significantly reduces diagnostic time and helps maintain continuous operation.
• Optimized for AC Signals: Specifically designed to handle AC input signals effectively, providing a reliable and robust solution for industrial applications that predominantly use AC-powered devices. Its precise signal processing ensures accuracy and stable performance.
• Cost-Effective Scalability: The modular nature of the Flex I/O system, combined with the capabilities of the 1794-IA16, allows for a scalable solution that grows with your business without incurring disproportionate costs. You can add or modify I/O points as needed, ensuring efficient resource allocation.
• Industry-Standard Performance: Meets rigorous industry standards, offering peace of mind that your automation infrastructure is built on a foundation of proven technology and trusted performance. This commitment to quality translates into fewer operational disruptions and a higher return on investment.

Order Now

Elevate your industrial automation capabilities with the Allen-Bradley 1794-IA16 16-point AC digital input module. Its robust design, flexible integration options, and reliable performance make it an indispensable component for modern control systems. Contact us today to check for US stock availability and secure this essential module for your next project. Ensure your operations benefit from the precision and dependability that only Allen-Bradley can deliver.