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Allen-Bradley 1756-IN16 ControlLogix Digital Input Module

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Allen-Bradley 1756-IN16

by Allen-Bradley

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OverviewElevate your industrial operations with the Allen-Bradley 1756-IN16 ControlLogix Digital Input Module. This 16-point module is engineered for exceptional precision and dependable performance, ensuring secure data acquisition in even the most challenging industrial environments. Its individually isolated inputs guarantee superior signal integrity, making the 1756-IN16 an optimal selection for vital control tasks. Designed for seamless integration into existing ControlLogix architectures, it boasts a compact form factor alongside advanced diagnostic capabilities, providing precise monitoring and control of digital signals across a broad spectrum of industrial uses. Whether for factory automation, process management, or comprehensive building systems, the 1756-IN16 delivers consistent operation and streamlined troubleshooting, contributing to optimized efficiency and maximized system uptime.Key Features 16 Independent Isolated Inputs: Each channel is electrically separated, ensuring outstanding dependability and preventing signal interference in demanding industrial settings. Broad Voltage Range Compatibility: Supports digital signals from 10V DC to 30V DC, offering significant flexibility for various sensors and field equipment. Extremely Fast Response Times: With rapid 1 ms input delays (both Off-to-On and On-to-Off), this module is perfectly suited for high-speed, time-sensitive automation requirements. Integrated Diagnostics & Status Indicators: Clear LED indicators for every channel enable quick visual status checks, simplifying fault identification and reducing downtime. Effortless ControlLogix Integration: Designed for straightforward plug-and-play compatibility within your current Allen-Bradley ControlLogix automation platforms. Resilient Environmental Durability: Operates reliably across a wide temperature range of 0°C to 60°C and holds UL, CE, and ATEX certifications for global industrial application. Optimized Current Usage: An efficient design minimizes backplane current consumption, contributing to the overall power economy of your system. Technical Specifications Model Number: 1756-IN16 Series: ControlLogix Input Points: 16 isolated channels Signal Type: Digital (24V DC nominal) Voltage Range: 10V DC to 30V DC Current Draw: 2 mA per channel (typical) Isolation: Channel-to-channel: 50V (continuous) Channel-to-backplane: 250V (continuous) Input Delay: Off-to-On: 1 ms On-to-Off: 1 ms Backplane Current Consumption: 5.1V: 180 mA 24V: 2.5 mA Environmental Ratings: 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, CE, ATEX Dimensions: Fits standard ControlLogix chassis slot Weight: Approximately 0.25 kg ApplicationsThe adaptable Allen-Bradley 1756-IN16 digital input module is a critical component for improving control and monitoring across a variety of industrial sectors. Its sturdy construction and precise input capabilities make it suitable for: Discrete Manufacturing & Factory Automation: Precisely monitors the status of limit switches, proximity sensors, push buttons, and other digital devices on high-speed production lines and assembly cells. Batch & Continuous Process Control: Reliably captures signals from alarms, emergency stops, valve positions, and control panel inputs in industries such as chemical processing, pharmaceuticals, food & beverage, and water treatment. Building Management Systems (BMS) & HVAC: Interfaces with security sensors, fire suppression systems, lighting controls, fan status, and environmental monitoring devices within commercial and industrial facilities. Energy Management & Power Distribution: Monitors relay contacts, circuit breaker statuses, and switchgear positions for efficient energy consumption and grid stability. Material Handling & Logistics: Tracks conveyor belt status, automated storage and retrieval systems (AS/RS), and robotic work cell inputs to optimize operations. Why ChooseUnmatched Reliability: Individually isolated inputs provide a crucial layer of defense against electrical interference, ensuring stable performance in challenging environments.Versatile Functionality: Supports a wide voltage range and offers fast response times, making it adaptable to various industrial sensors and demands.Simplified Maintenance: Integrated diagnostics and clear status indicators streamline troubleshooting, minimizing downtime and supporting continuous operation.Seamless Integration: Designed for effortless compatibility with existing ControlLogix systems, allowing for quick deployment and expansion without complex setup.Robust and Certified: With certifications like UL, CE, and ATEX, coupled with a durable design, this module guarantees dependable operation in diverse global industrial settings.Order NowUpgrade your industrial control systems with the Allen-Bradley 1756-IN16 ControlLogix Digital Input Module. Contact Palm Parts Solution today to place your order and experience enhanced precision and reliability in your automation processes.FAQQ: What is the primary function of the Allen-Bradley 1756-IN16 module?A: The 1756-IN16 is a 16-point digital input module designed to provide robust and precise data acquisition for industrial automation systems, particularly within the ControlLogix platform.Q: How does the 1756-IN16 ensure signal integrity in noisy environments?A: It features individually isolated inputs, meaning each channel is electrically separated, which significantly reduces the impact of electrical noise and interference on signal integrity.Q: What voltage range does the 1756-IN16 support?A: The module supports a wide voltage range for digital signals, from 10V DC up to 30V DC, making it compatible with various sensors and field devices.Q: Can this module be easily integrated into an existing ControlLogix system?A: Yes, the 1756-IN16 is specifically designed for seamless plug-and-play integration with existing Allen-Bradley ControlLogix automation platforms.Q: What are the key environmental ratings for this module?A: The module operates reliably in temperatures from 0°C to 60°C and carries UL, CE, and ATEX certifications, ensuring its suitability for diverse global industrial conditions.

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PRODUCT DETAILS

Allen-Bradley 1756-IN16

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 Number: 1756-IN16
  • Series: ControlLogix
  • Input Points: 16 isolated channels
  • Signal Type: Digital (24V DC nominal)
  • Voltage Range: 10V DC to 30V DC
  • Current Draw: 2 mA per channel (typical)
  • Isolation:
    • Channel-to-channel: 50V (continuous)
    • Channel-to-backplane: 250V (continuous)
  • Input Delay:
    • Off-to-On: 1 ms
    • On-to-Off: 1 ms
  • Backplane Current Consumption:
    • 5.1V: 180 mA
    • 24V: 2.5 mA
  • Environmental Ratings:
    • 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, CE, ATEX
  • Dimensions: Fits standard ControlLogix chassis slot
  • Weight: Approximately 0.25 kg

Applications

The adaptable Allen-Bradley 1756-IN16 digital input module is a critical component for improving control and monitoring across a variety of industrial sectors. Its sturdy construction and precise input capabilities make it suitable for:

  • Discrete Manufacturing & Factory Automation: Precisely monitors the status of limit switches, proximity sensors, push buttons, and other digital devices on high-speed production lines and assembly cells.
  • Batch & Continuous Process Control: Reliably captures signals from alarms, emergency stops, valve positions, and control panel inputs in industries such as chemical processing, pharmaceuticals, food & beverage, and water treatment.
  • Building Management Systems (BMS) & HVAC: Interfaces with security sensors, fire suppression systems, lighting controls, fan status, and environmental monitoring devices within commercial and industrial facilities.
  • Energy Management & Power Distribution: Monitors relay contacts, circuit breaker statuses, and switchgear positions for efficient energy consumption and grid stability.
  • Material Handling & Logistics: Tracks conveyor belt status, automated storage and retrieval systems (AS/RS), and robotic work cell inputs to optimize operations.

Why Choose the 1756-IN16?

Unmatched Reliability: Individually isolated inputs provide a crucial layer of defense against electrical interference, ensuring stable performance in challenging environments.

Versatile Functionality: Supports a wide voltage range and offers fast response times, making it adaptable to various industrial sensors and demands.

Simplified Maintenance: Integrated diagnostics and clear status indicators streamline troubleshooting, minimizing downtime and supporting continuous operation.

Seamless Integration: Designed for effortless compatibility with existing ControlLogix systems, allowing for quick deployment and expansion without complex setup.

Robust and Certified: With certifications like UL, CE, and ATEX, coupled with a durable design, this module guarantees dependable operation in diverse global industrial settings.

Availability & Shipping

  • In stock: 1756-IN16 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-IN16 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

A: The 1756-IN16 is a 16-point digital input module designed to provide robust and precise data acquisition for industrial automation systems, particularly within the ControlLogix platform.

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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