Allen-Bradley 1746-IV16

Overview

The Allen-Bradley 1746-IV16 is a highly reliable and essential 16-point discrete (digital) input module meticulously engineered for seamless integration within SLC 500 Programmable Logic Controller (PLC) systems. Designed to interface effortlessly with field devices emitting 24V DC signals, this module plays a crucial role in industrial automation by accurately detecting the on/off status of a wide array of sensors, switches, and other discrete components. While the SLC 500 platform represents a mature product line, the enduring functionality and proven track record of the 1746-IV16 make it a persistent staple in existing installations and a sought-after component in the refurbished and surplus markets for maintaining and expanding legacy systems.

Engineered for robustness and straightforward application, the 1746-IV16 continues to deliver consistent performance in demanding environments. Its simplicity of operation, coupled with Allen-Bradley's reputation for industrial-grade hardware, ensures that it remains a dependable choice for critical digital input monitoring in various control applications. This module allows precise oversight of industrial processes, contributing to the overall efficiency and safety of operational frameworks where 24V DC input signals are paramount.

Key Features

• 16 High-Density DC Input Channels: Provides ample discrete input points for monitoring multiple field devices simultaneously.
• 24V DC Sourcing Inputs: Specifically designed to accept 24V DC input signals, simplifying integration with common industrial sensors and controls. The "sourcing" characteristic ensures the module supplies current when an input is active.
• Non-Isolated Design: Offers a cost-effective and straightforward solution for applications where galvanic isolation between inputs or from the backplane is not a primary requirement.
• Removable Terminal Block: Facilitates quick and easy wiring, maintenance, and module replacement, significantly reducing downtime.
• Seamless SLC 500 Compatibility: Guarantees effortless integration into any SLC 500 chassis, ensuring consistent performance within established control architectures.
• Reliable Digital Status Detection: Accurately detects the on/off states of various industrial devices, crucial for precise machine and process control.

Technical Specifications

• Number of Inputs: 16 discrete input points
• Input Voltage: 24V DC nominal (with an operational range of 10-30V DC)
• Input Current: 85 mA maximum per individual input
• Input Type: Sourcing (PNP configuration)
• Isolation: Non-isolated between inputs and from the backplane
• Backplane Current Load: 150 mA at 5V DC
• Module Location: Compatible with any available I/O slot in an SLC 500 chassis
• Wiring Method: Utilizes a convenient removable terminal block for field wiring

Applications

• General Purpose Digital Input Applications: Ideal for monitoring the on/off status of a wide variety of field devices across different industrial sectors.
• Machine Control Systems: Essential for integrating and monitoring critical components such as limit switches, emergency stop buttons, push buttons, and other machine status indicators.
• Process Automation: Provides reliable interfacing with discrete sensors in diverse process control environments, ensuring accurate data acquisition.
• Building Automation: Can be employed in systems requiring digital input from sensors for lighting, HVAC, or security controls.
• Legacy System Maintenance & Upgrades: A vital component for sustaining and expanding existing SLC 500 installations, offering a proven solution for current automation needs.

Why Choose This Model?

• Unmatched Simplicity: Its straightforward design and operation make it exceptionally easy to integrate and implement within existing or new SLC 500 control systems, minimizing configuration complexities.
• Proven Industrial Reliability: Capitalizing on Allen-Bradley's enduring reputation, the 1746-IV16 boasts a long-standing track record of dependable performance in even the most demanding industrial environments, ensuring continuous operation.
• Cost-Effectiveness for Digital Inputs: At the time of its widespread adoption, and still relevant for legacy systems, it offered an economical solution for robust digital input requirements without compromising quality.
• Optimized for SLC 500 Ecosystems: Designed as a native component of the SLC 500 family, it ensures perfect compatibility and seamless communication within the entire system architecture.
• Ease of Maintenance: Featuring a removable terminal block, this module significantly streamlines wiring, fault finding, and routine maintenance procedures, leading to reduced operational downtime.
• Broad Application Versatility: Suitable for a wide range of industrial applications, providing flexible solutions for monitoring various discrete field devices and enhancing overall system control.

Order Now

Enhance the reliability and efficiency of your industrial automation processes with the Allen-Bradley 1746-IV16 16-Point DC Input Module. A cornerstone for SLC 500 systems, this module offers robust performance and dependable digital input monitoring. Explore our complete range of SLC 500 Controllers and related components to build or maintain your optimal control system. For a comprehensive selection of industrial automation solutions, including controllers, drives, motors, HMIs, and accessories, please visit our Allen-Bradley Industrial Automation Products master category. Secure your operational continuity and precision with genuine Allen-Bradley quality today.