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Allen-Bradley 1756-IM16I
by Allen-Bradley
Read verified buyer reviews ↓OverviewThe Allen-Bradley 1756-IM16I is a high-performance 16-point isolated AC input module, expertly designed for seamless integration within Allen-Bradley ControlLogix PLC systems. This module is essential for industrial automation applications that demand precision, dependability, and superior noise immunity in challenging environments. With 16 independently isolated input points, it effectively manages 159-265V AC signals, guaranteeing precise and consistent digital input processing across various industrial operations.Crafted to minimize ground loops and prevent signal interference, the 1756-IM16I provides exceptional signal integrity, making it ideal for vital applications such as factory automation, advanced process control, and comprehensive machine monitoring. Its cutting-edge design ensures reliable data acquisition, safeguarding both operational efficiency and data accuracy even in the most rigorous industrial settings.Key Features 16 Independent Isolated AC Input Channels: Delivers outstanding noise immunity and prevents crosstalk, maintaining crucial signal integrity in intricate systems. Broad Operating Voltage Range (159-265V AC): Offers flexible compatibility with numerous industrial AC power sources, enhancing application versatility. Rapid Input Response: Achieves a remarkable 8ms maximum On/Off delay, enabling quick and accurate process control reactions. Superior Electrical Noise Immunity: Specifically engineered for harsh industrial settings, ensuring dependable operation amidst electrical disruptions. Integrated Diagnostics with LED Indicators: Facilitates real-time monitoring of input status, simplifying troubleshooting and maintenance tasks. Secure 36-Pin Terminal Block Connection: Guarantees stable and dependable wiring for lasting operational integrity. Flawless ControlLogix System Compatibility: Ensures straightforward integration and peak performance within your existing Allen-Bradley ControlLogix architecture. Technical Specifications Model: 1756-IM16I Series: ControlLogix Number of Inputs: 16 (Individually Isolated) Input Voltage Range: 159-265V AC Input Frequency: 47-63Hz Input Impedance: 150 kΩ Maximum Off-State Voltage: 60V AC Signal Delay: 8ms (On/Off) Isolation Voltage: 2500V AC (Between channels) Backplane Current Draw: 100mA at 5.1V DC, 2.5mA at 24V DC Operating Temperature: 0°C to 60°C (32°F to 140°F) Mounting: Chassis Mount (ControlLogix System) Connector Type: 36-Pin Terminal Block Applications Industrial Process Control: Provides highly reliable AC input monitoring for critical manufacturing and processing operations. Factory Automation Systems: Enables precise data acquisition from various field devices, optimizing production lines. High-Voltage Digital Input Uses: Offers robust control and monitoring abilities in power-intensive industrial environments. Machine and Equipment Monitoring: Delivers noise-resistant signal processing for accurate monitoring of machinery status and performance. Energy and Utilities Management: Ideal for applications requiring robust and isolated input surveillance in high-voltage settings. Why Choose This Module? Exceptional Signal Precision: Individual input isolation effectively prevents interference, resulting in superior data integrity and operational reliability. Optimized for ControlLogix Systems: Engineered for perfect compatibility and seamless integration, maximizing the performance of your existing Allen-Bradley infrastructure. Resilience for Demanding Environments: Its high immunity to electrical noise and wide operating voltage range make it incredibly robust in harsh industrial conditions. Enhanced Diagnostics for Uptime: Integrated LED indicators and diagnostic capabilities minimize downtime by enabling quick issue identification. Long-Term Dependability: Constructed with premium components and a durable design, ensuring sustained performance and an extended operational lifespan. Order NowInvest in the Allen-Bradley 1756-IM16I today to enhance your industrial control systems with unparalleled reliability and precision. Contact us for pricing and availability.FAQWhat is the primary function of the 1756-IM16I?The 1756-IM16I is a 16-point isolated AC input module designed to interface 159-265V AC signals with Allen-Bradley ControlLogix PLC systems, ensuring reliable data acquisition in industrial environments.How does the isolation feature benefit my application?The individual isolation of each input channel prevents ground loops and crosstalk, significantly enhancing noise immunity and ensuring superior signal integrity, which is crucial for precision in industrial control.What types of industrial environments is this module suitable for?With its high immunity to electrical noise and robust design, the 1756-IM16I is ideal for harsh industrial environments, factory automation, process control, and high-voltage digital input applications.Is this module compatible with all Allen-Bradley PLCs?The 1756-IM16I is specifically engineered for seamless compatibility and optimal performance within Allen-Bradley ControlLogix PLC systems.What diagnostic features does the module offer?It includes integrated diagnostics and LED indicators to facilitate real-time monitoring of input status, streamlining troubleshooting and maintenance procedures to minimize downtime.
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Allen-Bradley 1756-IM16I
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:
- Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- 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-IM16I
- Series: ControlLogix
- Number of Inputs: 16 (Individually Isolated)
- Input Voltage Range: 159-265V AC
- Input Frequency: 47-63Hz
- Input Impedance: 150 kΩ
- Maximum Off-State Voltage: 60V AC
- Signal Delay: 8ms (On/Off)
- Isolation Voltage: 2500V AC (Between channels)
- Backplane Current Draw: 100mA at 5.1V DC, 2.5mA at 24V DC
- Operating Temperature: 0°C to 60°C (32°F to 140°F)
- Mounting: Chassis Mount (ControlLogix System)
- Connector Type: 36-Pin Terminal Block
Applications
- Industrial Process Control: Provides highly reliable AC input monitoring for critical manufacturing and processing operations.
- Factory Automation Systems: Enables precise data acquisition from various field devices, optimizing production lines.
- High-Voltage Digital Input Uses: Offers robust control and monitoring abilities in power-intensive industrial environments.
- Machine and Equipment Monitoring: Delivers noise-resistant signal processing for accurate monitoring of machinery status and performance.
- Energy and Utilities Management: Ideal for applications requiring robust and isolated input surveillance in high-voltage settings.
Why Choose the 1756-IM16I?
- Exceptional Signal Precision: Individual input isolation effectively prevents interference, resulting in superior data integrity and operational reliability.
- Optimized for ControlLogix Systems: Engineered for perfect compatibility and seamless integration, maximizing the performance of your existing Allen-Bradley infrastructure.
- Resilience for Demanding Environments: Its high immunity to electrical noise and wide operating voltage range make it incredibly robust in harsh industrial conditions.
- Enhanced Diagnostics for Uptime: Integrated LED indicators and diagnostic capabilities minimize downtime by enabling quick issue identification.
- Long-Term Dependability: Constructed with premium components and a durable design, ensuring sustained performance and an extended operational lifespan.
Availability & Shipping
- ▸In stock: 1756-IM16I 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-IM16I ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Allen-Bradley
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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Independent Supplier Notice
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.