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Allen-Bradley 1756-IB32
by Allen-Bradley
Read verified buyer reviews ↓OverviewUpgrade your ControlLogix system's input capabilities with the Allen-Bradley 1756-IB32, a robust 32-point DC sinking input module engineered for demanding industrial environments. This high-density module supports an expansive 10-31V DC operating voltage range, ensuring compatibility with a wide array of low-voltage applications. Designed for seamless integration into your ControlLogix chassis, the 1756-IB32 intelligently organizes its inputs into two independently isolated groups of 16 points each. This architecture provides unparalleled flexibility in wiring configurations and system design, allowing for optimized signal management and enhanced fault tolerance. The compact form factor ensures efficient use of valuable cabinet space while delivering reliable and precise data acquisition for critical automation processes. Whether you are upgrading an existing system or implementing a new industrial automation solution, the Allen-Bradley 1756-IB32 offers a high-performance, dependable solution for digital DC input monitoring. Its compatibility with 1756-TBCH or 1756-TBS6H Removable Terminal Block (RTB) housings guarantees secure, organized, and straightforward wiring connections, minimizing installation time and optimizing maintenance procedures. This module is a cornerstone for advanced control systems requiring accurate and consistent digital input processing, making it an indispensable component for modern factory and process automation.Key Features High-Density 32-Point Digital DC Input: Maximizes signal acquisition capabilities within a single ControlLogix slot, ideal for complex applications. Wide 10-31V DC Operating Voltage Range: Ensures broad compatibility with various industrial power supplies and sensor types. Flexible Sinking Input Configuration: Provides reliable negative voltage switching, suitable for a multitude of industrial sensors and control devices. Dual Isolated Input Groups (Two 16-Point Sections): Enhances wiring flexibility and system reliability by minimizing potential cross-talk and improving fault isolation. Compatibility with 1756-TBCH or 1756-TBS6H RTBs: Facilitates secure, organized, and hot-swappable wiring connections for simplified installation and maintenance. Seamless ControlLogix System Integration: Engineered specifically for the ControlLogix platform, ensuring optimal performance and compatibility with existing controllers. Robust Design for Industrial Environments: Built to withstand harsh operating conditions, providing long-term reliability and operational stability. Technical Specifications Model: 1756-IB32 Number of Inputs: 32 (arranged as 16 points per group, two groups total) Operating Voltage: 10-31V DC Input Type: Current Sinking (Negative Switching) Input Delay: Configurable Backplane Current Draw @ 5.1V: 250 mA Backplane Current Draw @ 24V: 3 mA Power Dissipation: Max 5.3 W Thermal Dissipation: Max 18.0 Btu/hr Connector Type: 36-Pin Compatible Terminal Blocks: 1756-TBCH, 1756-TBS6H Mounting Type: ControlLogix Chassis Series: ControlLogix Module Location: Any slot in a ControlLogix chassis Applications Advanced Factory Automation: Ideal for high-density DC signal acquisition in complex manufacturing lines and assembly processes. Precision Process Control Systems: Ensures accurate and reliable digital input monitoring for critical process variables in diverse industries. Robust Machine Interface Management: Provides seamless and efficient integration with industrial controllers for real-time machine status and command inputs. Distributed I/O Systems: Supports efficient input signal acquisition across geographically dispersed or modular industrial setups. Building Management Systems (BMS): Facilitates the monitoring of various environmental and security sensors within large-scale commercial and industrial buildings. Material Handling and Logistics: Essential for tracking product flow, conveyor control, and automated storage and retrieval systems. Why Choose? Choosing the 1756-IB32 means investing in proven performance and seamless integration within the ControlLogix ecosystem. Its reliable operation and robust design ensure your systems maintain peak efficiency, even in challenging conditions. This module significantly reduces downtime through simpler maintenance and installation, making it a cost-effective solution for any industrial application.Order NowReady to enhance your control system with the Allen-Bradley 1756-IB32? Contact Palm Parts Solution today to place your order or request a quote. Our team is available to assist you with product selection and answer any technical questions.FAQQ: What terminal blocks are compatible with the 1756-IB32?A: The 1756-IB32 is compatible with 1756-TBCH or 1756-TBS6H Removable Terminal Blocks.Q: What is the operating voltage range for this module?A: This module operates within a 10-31V DC voltage range.Q: Can this module be used in any slot of a ControlLogix chassis?A: Yes, the 1756-IB32 can be installed in any available slot within a ControlLogix chassis.Q: How many input points does the 1756-IB32 offer?A: The module provides 32 digital DC input points, organized into two isolated groups of 16 points each.
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Allen-Bradley 1756-IB32
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-IB32
- Number of Inputs: 32 (arranged as 16 points per group, two groups total)
- Operating Voltage: 10-31V DC
- Input Type: Current Sinking (Negative Switching)
- Input Delay: Configurable
- Backplane Current Draw @ 5.1V: 250 mA
- Backplane Current Draw @ 24V: 3 mA
- Power Dissipation: Max 5.3 W
- Thermal Dissipation: Max 18.0 Btu/hr
- Connector Type: 36-Pin
- Compatible Terminal Blocks: 1756-TBCH, 1756-TBS6H
- Mounting Type: ControlLogix Chassis
- Series: ControlLogix
- Module Location: Any slot in a ControlLogix chassis
Applications
- Advanced Factory Automation: Ideal for high-density DC signal acquisition in complex manufacturing lines and assembly processes.
- Precision Process Control Systems: Ensures accurate and reliable digital input monitoring for critical process variables in diverse industries.
- Robust Machine Interface Management: Provides seamless and efficient integration with industrial controllers for real-time machine status and command inputs.
- Distributed I/O Systems: Supports efficient input signal acquisition across geographically dispersed or modular industrial setups.
- Building Management Systems (BMS): Facilitates the monitoring of various environmental and security sensors within large-scale commercial and industrial buildings.
- Material Handling and Logistics: Essential for tracking product flow, conveyor control, and automated storage and retrieval systems.
Why Choose the 1756-IB32?
Choosing the 1756-IB32 means investing in proven performance and seamless integration within the ControlLogix ecosystem. Its reliable operation and robust design ensure your systems maintain peak efficiency, even in challenging conditions. This module significantly reduces downtime through simpler maintenance and installation, making it a cost-effective solution for any industrial application.
Availability & Shipping
- ▸In stock: 1756-IB32 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-IB32 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.