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Allen-Bradley 1771-IQ16/C PLC-5
by Allen-Bradley
Read verified buyer reviews ↓OverviewUpgrade your industrial automation capabilities with the Allen-Bradley 1771-IQ16/C, a robust 16-point digital input module engineered for seamless integration with PLC-5 programmable controller systems. Operating efficiently within a broad 10-32V DC voltage range, this Series C module offers exceptional versatility with its sink/source selectable input configurations. Designed for demanding industrial environments, the 1771-IQ16/C provides crucial electrical isolation between its input channels, ensuring superior reliability, reducing signal interference, and protecting sensitive equipment. Choosing the 1771-IQ16/C is an investment in a foundational component for precise and dependable digital signal acquisition, essential for sophisticated manufacturing and process control applications.Key Features 16 Isolated Digital Inputs: Delivers highly reliable and protected signal acquisition, preventing electrical interference. Wide Voltage Compatibility (10-32V DC): Ensures adaptability across various industrial power supply standards. Sink/Source Selectable Inputs: Provides excellent flexibility to accommodate diverse field device wiring configurations. Seamless PLC-5 System Integration: Specifically designed for direct compatibility with Allen-Bradley PLC-5 platforms, ensuring peak performance. Series C Enhancement: Represents the latest iteration with standardized performance and improved operational reliability. 1771-WN Wiring Arm Compatible: Facilitates secure, rapid, and error-free wiring connections, simplifying installation and maintenance. Technical Specifications Model: 1771-IQ16/C Input Voltage Range: 10-32V DC Number of Inputs: 16 isolated digital inputs Input Type: Sink/Source selectable per application requirements Isolation: Provides electrical separation between input channels, improving system integrity and safety. Series: C Wiring Arm Compatibility: Designed for use with the 1771-WN wiring arm (sold separately). Mounting: Compatible with 1771 I/O chassis. Certifications: UL, CE, RoHS compliant, meeting international industry standards for safety and environmental responsibility. Applications Advanced Manufacturing & Automation: Ideal for precise monitoring of sensors, limit switches, and other digital field devices in complex production lines. Process Control Systems: Guarantees accurate and real-time input acquisition for critical industrial processes, enhancing operational efficiency and safety. Machine Monitoring & Diagnostics: Integrates effortlessly with PLC-5 systems for real-time status updates, fault detection, and predictive maintenance capabilities. Building Management & HVAC: Offers dependable digital inputs for monitoring environmental conditions, security systems, and access controls within industrial facilities. Water & Wastewater Treatment: Essential for acquiring digital signals from pumps, valves, and flow meters, assuring stable and controlled operations. Why Choose Unmatched Reliability: Built with Allen-Bradley's renowned industrial strength, ensuring consistent performance and an extended operational lifespan even in harsh environments. Enhanced System Resilience: Isolated input channels proactively shield your entire control system from electrical noise and potential damage, minimizing downtime. Future-Proofed Investment: The Series C designation signifies a mature and highly reliable product, offering a stable foundation for your current and future automation needs. Simplified Integration & Maintenance: Designed for effortless installation into existing PLC-5 systems and compatible with the 1771-WN wiring arm for quick, tool-free connections. Optimized for Performance: Delivers superior digital signal acquisition, ensuring your PLC-5 system receives accurate and timely data for critical decision-making and control. Global Compliance: With UL, CE, and RoHS certifications, this module meets stringent international standards, guaranteeing its quality and suitability for worldwide use. Order NowReady to enhance your control systems? Contact us today to secure the Allen-Bradley 1771-IQ16/C and elevate your operations.FAQQ: What is the input voltage range of the 1771-IQ16/C?A: The 1771-IQ16/C operates efficiently within a wide 10-32V DC voltage range.Q: How many digital inputs does this module provide?A: This module offers 16 isolated digital inputs.Q: Is the 1771-IQ16/C compatible with specific wiring arms?A: Yes, it is designed for use with the 1771-WN wiring arm, which is sold separately.Q: What certifications does the 1771-IQ16/C hold?A: The module is UL, CE, and RoHS compliant, adhering to global industry standards for safety and environmental responsibility.Q: Can this module be integrated into existing PLC-5 systems?A: Absolutely, the 1771-IQ16/C is specifically designed for seamless integration and direct compatibility with Allen-Bradley PLC-5 platforms.
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Allen-Bradley 1771-IQ16/C PLC-5
Overview
This is a genuine Allen-Bradley component from the PLC-5 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 PLC-5 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:
- 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 PLC-5 Platform (Legacy) family
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Model: 1771-IQ16/C
- Input Voltage Range: 10-32V DC
- Number of Inputs: 16 isolated digital inputs
- Input Type: Sink/Source selectable per application requirements
- Isolation: Provides electrical separation between input channels, improving system integrity and safety.
- Series: C
- Wiring Arm Compatibility: Designed for use with the 1771-WN wiring arm (sold separately).
- Mounting: Compatible with 1771 I/O chassis.
- Certifications: UL, CE, RoHS compliant, meeting international industry standards for safety and environmental responsibility.
Applications
- Advanced Manufacturing & Automation: Ideal for precise monitoring of sensors, limit switches, and other digital field devices in complex production lines.
- Process Control Systems: Guarantees accurate and real-time input acquisition for critical industrial processes, enhancing operational efficiency and safety.
- Machine Monitoring & Diagnostics: Integrates effortlessly with PLC-5 systems for real-time status updates, fault detection, and predictive maintenance capabilities.
- Building Management & HVAC: Offers dependable digital inputs for monitoring environmental conditions, security systems, and access controls within industrial facilities.
- Water & Wastewater Treatment: Essential for acquiring digital signals from pumps, valves, and flow meters, assuring stable and controlled operations.
Why Choose the 1771-IQ16/C?
- Unmatched Reliability: Built with Allen-Bradley's renowned industrial strength, ensuring consistent performance and an extended operational lifespan even in harsh environments.
- Enhanced System Resilience: Isolated input channels proactively shield your entire control system from electrical noise and potential damage, minimizing downtime.
- Future-Proofed Investment: The Series C designation signifies a mature and highly reliable product, offering a stable foundation for your current and future automation needs.
- Simplified Integration & Maintenance: Designed for effortless installation into existing PLC-5 systems and compatible with the 1771-WN wiring arm for quick, tool-free connections.
- Optimized for Performance: Delivers superior digital signal acquisition, ensuring your PLC-5 system receives accurate and timely data for critical decision-making and control.
- Global Compliance: With UL, CE, and RoHS certifications, this module meets stringent international standards, guaranteeing its quality and suitability for worldwide use.
Availability & Shipping
- ▸In stock: 1771-IQ16/C 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 1771-IQ16/C 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.