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Allen-Bradley 1746-IV16

by Allen-Bradley

OverviewThe Allen-Bradley 1746-IV16 is a highly dependable 16-point digital input module, expertly designed for effortless integration within Allen-Bradley SLC 500 Programmable Logic Controller (PLC) systems. This module is crucial for industrial automation, precisely detecting the on/off status of various sensors, switches, and discrete components that produce 24V DC signals. While the SLC 500 platform is a well-established product line, the enduring functionality and proven performance of the 1746-IV16 make it a consistent choice for existing installations and highly sought after in the refurbished and surplus markets for maintaining and expanding legacy control systems. Built for durability and straightforward application, the 1746-IV16 consistently delivers reliable operation in challenging industrial environments. Its ease of use, combined with Allen-Bradley's reputation for industrial-grade hardware, ensures it remains a trustworthy option for essential digital input monitoring across diverse control applications. This module guarantees precise oversight of industrial processes, contributing significantly to the overall efficiency and safety of operational frameworks where 24V DC input signals are paramount.Key Features 16 High-Density DC Input Channels: Offers ample discrete input points for simultaneously monitoring multiple field devices. 24V DC Sourcing Inputs: Specifically engineered to accept 24V DC input signals, simplifying integration with standard industrial sensors and control devices. The "sourcing" characteristic indicates the module supplies current when an input is active. Non-Isolated Design: Provides a cost-effective and straightforward solution for applications where electrical isolation between inputs or from the backplane is not a primary requirement. Removable Terminal Block: Allows for quick and simple wiring, maintenance, and module replacement, significantly reducing operational downtime. Seamless SLC 500 Compatibility: Ensures effortless integration into any SLC 500 chassis, maintaining consistent performance within established control architectures. Reliable Digital Status Detection: Accurately identifies the on/off states of various industrial devices, which is critical 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: Employs a convenient removable terminal block for field wiring Applications General Purpose Digital Input Applications: Ideal for overseeing the on/off status of a wide array of field devices across various 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: Delivers reliable interfacing with discrete sensors in diverse process control environments, ensuring accurate data acquisition. Building Automation: Can be utilized in systems requiring digital input from sensors for managing lighting, HVAC, or security controls. Legacy System Maintenance & Upgrades: A vital component for sustaining and expanding existing SLC 500 installations, providing a proven solution for current automation needs. Why ChooseThe 1746-IV16 offers unparalleled simplicity; its straightforward design and operation make it exceptionally easy to integrate and implement within current or new SLC 500 control systems, minimizing configuration complexities. Capitalizing on Allen-Bradley's esteemed reputation, the 1746-IV16 has an extensive history of dependable performance in even the most demanding industrial settings. This module delivers consistent and accurate digital input sensing, ensuring operational precision and system integrity. Its robust construction guarantees longevity and resistance to harsh environmental conditions, providing a reliable foundation for continuous industrial processes. For those seeking to maintain, expand, or upgrade their SLC 500 systems, the 1746-IV16 represents a smart investment, offering proven technology and support for long-term operational success.Order NowReady to enhance your control system? The Allen-Bradley 1746-IV16 is available for immediate purchase. Experience improved efficiency and reliability in your operations. Contact us today or add to your cart to secure this essential module for your industrial automation needs.FAQWhat is the primary function of the Allen-Bradley 1746-IV16?The 1746-IV16 is a discrete (digital) input module designed to detect the on/off status of 24V DC field devices within an Allen-Bradley SLC 500 PLC system.Can the 1746-IV16 be used in new SLC 500 installations?Yes, while the SLC 500 platform is mature, the 1746-IV16 is still a viable and reliable option for new installations, as well as for maintaining and expanding existing SLC 500 systems.Does this module require special wiring?No, the 1746-IV16 utilizes a convenient removable terminal block, which facilitates straightforward and easy wiring and maintenance.What is meant by "sourcing inputs"?Sourcing inputs refer to the module providing current when an input signal is active, which is typical for interfacing with 24V DC devices configured as PNP (Positive-Negative-Positive).Is the 1746-IV16 isolated?The 1746-IV16 features a non-isolated design, meaning there is no galvanic isolation between the inputs or from the backplane. This design is cost-effective for applications where isolation is not a critical requirement.

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