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Allen-Bradley 1756-IB16IK Digital Input Module with conformal coating in a ControlLogix system

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Allen-Bradley 1756-IB16IK

by Allen-Bradley

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OverviewThe Allen-Bradley 1756-IB16IK is a high-performance 16-point DC digital input module, expertly designed for seamless integration within ControlLogix systems. This unit features current sinking inputs and operates efficiently within a broad 10-31V DC voltage range, offering exceptional adaptability across diverse industrial applications. A key attribute of the 1756-IB16IK is its comprehensive set of indicators for input and communication status, which provides operators with crucial real-time monitoring and facilitates rapid diagnostics, thereby minimizing operational downtime. What truly distinguishes the 1756-IB16IK is its advanced conformal coating. This protective layer acts as a resilient barrier against aggressive industrial elements such as moisture, dust, corrosive gases, and temperature extremes. This enhanced resilience guarantees consistent and dependable operation even in challenging environments, significantly extending the module's service life. Its straightforward compatibility with ControlLogix chassis ensures simple installation and dependable input processing, making it an essential component for optimizing your industrial automation strategies.Key Features 16-Point DC Digital Input Module: Delivers high-density input signal monitoring for effective system management. Current Sinking Inputs: Specifically engineered for negative voltage switching applications, ensuring broad compatibility with industrial sensors and devices. Wide 10-31V DC Operating Voltage: Accommodates various low-voltage industrial automation needs with flexible power input. Real-time Status Indicators: Provides instant visual feedback for diagnostics, streamlining troubleshooting and reducing operational disruptions. Advanced Conformal Coating: Offers superior defense against moisture, dust, corrosion, and chemicals, preserving module integrity in harsh settings. Effortless ControlLogix System Integration: Ensures simple installation, optimal functionality, and dependable input processing within your existing ControlLogix infrastructure. Enhanced Durability and Reliability: Constructed to endure demanding industrial conditions, promising long-term stable operation and fewer maintenance requirements. Technical Specifications Model: 1756-IB16IK Number of Inputs: 16 Operating Voltage: 10-31V DC Input Type: Current Sinking (Negative Switching) Diagnostic Indicators: Input, Communication Status, and Module Health Display Protection: Conformal Coating for Harsh Environments Mounting Type: ControlLogix Chassis Series: ControlLogix Brand: Allen-Bradley Applications Sophisticated Factory Automation: Ideal for precise oversight of low-voltage DC signals from various sensors, switches, and field devices to achieve robust control and operational efficiency. Critical Process Control Systems: Guarantees stable, dependable, and high-integrity input signal processing in diverse industrial processes, contributing to consistent product quality and operational safety. Challenging Industrial Environments: The invaluable conformal coating makes it perfectly suitable for applications in manufacturing facilities, chemical processing plants, marine settings, and the food and beverage sectors where exposure to contaminants is common. SCADA & Distributed I/O Architectures: Effectively supports efficient and accurate input signal acquisition across large-scale supervisory control and data acquisition systems and distributed I/O setups. Building Management Solutions: Provides dependable input for monitoring environmental sensors, security systems, and access controls in expansive commercial and industrial structures. Water and Wastewater Treatment Facilities: Offers durable and precise input monitoring for various processes, including pump control, valve positioning, and level sensing in corrosive environments. Why ChooseThe specialized conformal coating on the 1756-IB16IK provides exceptional protection against environmental aggressors, ensuring prolonged operational integrity in the most demanding industrial settings. This superior defense mechanism significantly extends the module's lifespan and enhances reliability where standard components might fail.Order NowOptimize your industrial automation with the Allen-Bradley 1756-IB16IK. Contact Palm Parts Solution today to secure this durable and reliable digital input module for your ControlLogix system. Our expert team is ready to assist you with your order and provide unparalleled support.FAQWhat is the primary benefit of the conformal coating on the 1756-IB16IK?The conformal coating offers superior protection against moisture, dust, corrosive gases, and extreme temperatures, significantly extending the module's lifespan and ensuring reliable performance in harsh industrial environments.What type of inputs does the 1756-IB16IK support?It supports 16 current sinking (negative switching) DC digital inputs, making it compatible with a wide array of industrial sensors and devices.Can this module be easily integrated into existing ControlLogix systems?Yes, the 1756-IB16IK is designed for seamless integration with ControlLogix chassis, ensuring straightforward installation and dependable input processing.What is the operating voltage range for this module?The module operates reliably across a wide 10-31V DC voltage range, accommodating various low-voltage industrial automation requirements.How do the diagnostic indicators help in maintaining the system?The real-time input and communication status indicators provide immediate visual feedback, simplifying troubleshooting and minimizing operational downtime by allowing for rapid diagnostics.

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PRODUCT DETAILS

Allen-Bradley 1756-IB16IK

Overview

This is a genuine Allen-Bradley component from the ControlLogix 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 ControlLogix 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 ControlLogix family

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

Technical Specifications

  • Model: 1756-IB16IK
  • Number of Inputs: 16
  • Operating Voltage: 10-31V DC
  • Input Type: Current Sinking (Negative Switching)
  • Diagnostic Indicators: Input, Communication Status, and Module Health Display
  • Protection: Conformal Coating for Harsh Environments
  • Mounting Type: ControlLogix Chassis
  • Series: ControlLogix
  • Brand: Allen-Bradley

Applications

  • Sophisticated Factory Automation: Ideal for precise oversight of low-voltage DC signals from various sensors, switches, and field devices to achieve robust control and operational efficiency.
  • Critical Process Control Systems: Guarantees stable, dependable, and high-integrity input signal processing in diverse industrial processes, contributing to consistent product quality and operational safety.
  • Challenging Industrial Environments: The invaluable conformal coating makes it perfectly suitable for applications in manufacturing facilities, chemical processing plants, marine settings, and the food and beverage sectors where exposure to contaminants is common.
  • SCADA & Distributed I/O Architectures: Effectively supports efficient and accurate input signal acquisition across large-scale supervisory control and data acquisition systems and distributed I/O setups.
  • Building Management Solutions: Provides dependable input for monitoring environmental sensors, security systems, and access controls in expansive commercial and industrial structures.
  • Water and Wastewater Treatment Facilities: Offers durable and precise input monitoring for various processes, including pump control, valve positioning, and level sensing in corrosive environments.

Why Choose the 1756-IB16IK?

The specialized conformal coating on the 1756-IB16IK provides exceptional protection against environmental aggressors, ensuring prolonged operational integrity in the most demanding industrial settings. This superior defense mechanism significantly extends the module's lifespan and enhances reliability where standard components might fail.

Availability & Shipping

  • In stock: 1756-IB16IK 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 1756-IB16IK ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

The conformal coating offers superior protection against moisture, dust, corrosive gases, and extreme temperatures, significantly extending the module's lifespan and ensuring reliable performance in harsh industrial environments.

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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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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