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Allen-Bradley 1746-IA16 SLC 500 Digital Input Module for industrial automation

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Allen-Bradley 1746-IA16

by Allen-Bradley

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OverviewIncrease the effectiveness and dependability of your industrial automation setups with the Allen-Bradley 1746-IA16 SLC 500 Digital Input Module. This robust module is specifically engineered for accurate supervision of AC input signals, providing 16 channels, making it a vital element for numerous applications. Integrating smoothly into existing SLC 500 systems, the 1746-IA16 guarantees dependable communication with AC field devices, delivering crucial data for superior process regulation and operational understanding. Its consistent functionality and straightforward integration establish it as a cornerstone for contemporary industrial environments seeking unmatched oversight and data acquisition.Designed with the rigorous demands of industrial settings in mind, the Allen-Bradley 1746-IA16 distinguishes itself through exceptional endurance and stable performance. From factory floors to intricate process control configurations, this module supplies precise and prompt input signal processing, minimizing downtime and boosting output. Invest in the longevity and accuracy that only Allen-Bradley can provide, ensuring your operations proceed efficiently and effectively.Key Features 16 AC Digital Input Channels: Offers ample capacity for simultaneously monitoring multiple AC field devices. Broad Input Voltage Range (85-132V AC): Accommodates various industrial power needs and ensures compatibility with diverse AC equipment. Optimized Signal Acquisition: Features a nominal signal delay of just 20 ms for both ON and OFF states, ensuring swift and dependable data processing. Seamless SLC 500 Integration: Designed for effortless installation and compatibility with Allen-Bradley SLC 500 chassis, simplifying system expansion and upkeep. Compact and Robust Construction: Engineered to endure challenging industrial environments, ensuring long-term reliability and performance. Energy-Efficient Operation: Low backplane current draw (0.05 A @ 5V DC) assists in optimizing system power consumption. Global Certifications: UL, CSA, and CE certified, guaranteeing adherence to international safety and quality criteria. Technical Specifications Model Number: 1746-IA16 Number of Inputs: 16 (digital) Input Voltage Range: 85 to 132V AC Input Frequency Range: 47 to 63 Hz Input Current: 10 mA @ 120V AC Backplane Current Load: 0.05 A @ 5V DC Signal Delay: On: 20 ms nominal Off: 20 ms nominal Operating Temperature: 0°C to 60°C (32°F to 140°F) Storage Temperature: -40°C to 85°C (40°F to 185°F) Certifications: UL, CSA, CE Dimensions: Height: 5.0 in (127 mm) Width: 1.38 in (35 mm) Depth: 5.5 in (140 mm) Applications Factory Automation Systems: Crucial for overseeing and managing production lines and machinery. Industrial Machinery Monitoring: Perfect for detecting the status of switches, sensors, and other AC field devices. Process Control Systems: Facilitates reliable input signal acquisition for complex process management. Building Management Systems: Can be utilized for supervising various AC-powered devices and environmental controls. Material Handling Systems: Ensures precise tracking and regulation within automated material flow processes. Why Choose This Model? Unrivaled Reliability: Constructed with Allen-Bradley's renowned quality, ensuring consistent performance in demanding industrial settings. Effortless Integration: Designed for seamless compatibility with SLC 500 systems, minimizing setup time and maximizing operational continuity. Superior Data Accuracy: Rapid signal processing ensures your control systems receive timely and precise input data for critical decision-making. Robust and Durable: Crafted to endure harsh industrial environments, offering a long operational lifespan and reduced maintenance needs. Optimized for Efficiency: Its energy-efficient design contributes to lower operational costs without compromising performance. Versatile Application: Suitable for a wide range of industrial applications, providing flexibility. Order NowEnhance your industrial systems with the Allen-Bradley 1746-IA16 Digital Input Module. Contact Palm Parts Solution today to order or learn more about how this module can optimize your operations.FAQWhat is the primary function of the Allen-Bradley 1746-IA16?The 1746-IA16 is a digital input module designed to precisely monitor AC input signals in industrial automation systems, offering 16 channels for various applications.Is this module compatible with existing SLC 500 systems?Yes, the 1746-IA16 is engineered for seamless integration and compatibility with Allen-Bradley SLC 500 chassis, simplifying system expansion and maintenance.What is the typical signal delay for the 1746-IA16?The module features an optimized signal acquisition with a nominal signal delay of just 20 ms for both ON and OFF states, ensuring rapid and reliable data processing.Can this module withstand harsh industrial environments?Absolutely, the 1746-IA16 is built with a compact and robust construction, crafted to endure challenging industrial conditions and provide long-term reliability.What are the power requirements for this digital input module?It has a wide input voltage range of 85 to 132V AC and a low backplane current draw of 0.05 A @ 5V DC, contributing to energy-efficient operation.

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PRODUCT DETAILS

Allen-Bradley 1746-IA16

Overview

This is a genuine Allen-Bradley component from the SLC 500 Platform (Legacy) family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Allen-Bradley catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Allen-Bradley automation ecosystem
  • Engineered to integrate inside SLC 500 Platform (Legacy) installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Allen-Bradley platform with documented conversion notes for the SLC 500 Platform (Legacy) family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model Number: 1746-IA16
  • Number of Inputs: 16 (digital)
  • Input Voltage Range: 85 to 132V AC
  • Input Frequency Range: 47 to 63 Hz
  • Input Current: 10 mA @ 120V AC
  • Backplane Current Load: 0.05 A @ 5V DC
  • Signal Delay:
    • On: 20 ms nominal
    • Off: 20 ms nominal
  • Operating Temperature: 0°C to 60°C (32°F to 140°F)
  • Storage Temperature: -40°C to 85°C (40°F to 185°F)
  • Certifications: UL, CSA, CE
  • Dimensions:
    • Height: 5.0 in (127 mm)
    • Width: 1.38 in (35 mm)
    • Depth: 5.5 in (140 mm)

Applications

  • Factory Automation Systems: Crucial for overseeing and managing production lines and machinery.
  • Industrial Machinery Monitoring: Perfect for detecting the status of switches, sensors, and other AC field devices.
  • Process Control Systems: Facilitates reliable input signal acquisition for complex process management.
  • Building Management Systems: Can be utilized for supervising various AC-powered devices and environmental controls.
  • Material Handling Systems: Ensures precise tracking and regulation within automated material flow processes.

Why Choose the 1746-IA16?

  • Unrivaled Reliability: Constructed with Allen-Bradley's renowned quality, ensuring consistent performance in demanding industrial settings.
  • Effortless Integration: Designed for seamless compatibility with SLC 500 systems, minimizing setup time and maximizing operational continuity.
  • Superior Data Accuracy: Rapid signal processing ensures your control systems receive timely and precise input data for critical decision-making.
  • Robust and Durable: Crafted to endure harsh industrial environments, offering a long operational lifespan and reduced maintenance needs.
  • Optimized for Efficiency: Its energy-efficient design contributes to lower operational costs without compromising performance.
  • Versatile Application: Suitable for a wide range of industrial applications, providing flexibility.

Availability & Shipping

  • In stock: 1746-IA16 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 1746-IA16 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

The 1746-IA16 is a digital input module designed to precisely monitor AC input signals in industrial automation systems, offering 16 channels for various applications.

Machine down? We ship parts the same day.

New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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