Product Details
Overview
The Allen-Bradley 1756-CNBR is a high-performance ControlLogix communication module designed to provide reliable network connectivity for ControlLogix systems. This module supports multiple protocols and ensures seamless integration with distributed I/O networks, offering robust data transfer and efficient control communication.
Key Features
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Supports Ethernet/IP and ControlNet protocols
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Facilitates high-speed data exchange across ControlLogix networks
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Compact design suitable for ControlLogix chassis
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Ensures system reliability and reduces downtime in industrial applications
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Compatible with a wide range of Allen-Bradley controllers
Technical Specifications
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Manufacturer: Allen-Bradley / Rockwell Automation
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Model Number: 1756-CNBR
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Product Type: ControlLogix Communication Module
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Product Line: ControlLogix
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Voltage: 5.0 V DC backplane
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Current Consumption: 0.3 A typical @ 5V DC
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Network Protocols: Ethernet/IP, ControlNet
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Communication Ports: 2 RJ45 connectors for network integration
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Module Type: Communication/Interface
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Dimensions (HxWxD): 12.7 x 3.5 x 10.2 cm (5 x 1.38 x 4 in)
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Weight: 0.25 kg (0.55 lbs)
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Operating Temperature: 0–60°C (32–140°F)
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Storage Temperature: -40–85°C (-40–185°F)
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Compatible Controllers: ControlLogix L-Series and R-Series
Applications
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Network communication for ControlLogix systems
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Integration with distributed I/O and remote devices
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Reliable data transfer for industrial automation networks
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Suitable for redundant and multi-protocol environments
FAQ
Q1: Which protocols does 1756-CNBR support?
A1: This module supports Ethernet/IP and ControlNet for seamless ControlLogix integration.
Q2: Can it be installed in any ControlLogix chassis?
A2: Yes, it fits standard ControlLogix L-Series and R-Series chassis.
Q3: What is the maximum network distance supported?
A3: Maximum distance depends on cabling and network configuration, typically up to 100 meters per Ethernet segment.
Q4: Is it compatible with Series B controllers?
A4: No, it is designed for L-Series and R-Series ControlLogix systems only.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Evolving SCADA System Architectures in Industrial Automation
A robust Supervisory Control and Data Acquisition (SCADA) system serves as the heartbeat of modern industrial operations. Understanding SCADA system architecture is vital for engineers designing efficient control systems. These architectures have evolved from isolated, monolithic structures to highly interconnected, networked ecosystems. Choosing the right design requires balancing data visibility, processing power, and long-term scalability requirements.
Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
Selecting the optimal control architecture is a foundational decision in industrial automation. Engineers must frequently choose between a Programmable Logic Controller (PLC) and a dedicated Motion Controller. While both systems manage machinery, their underlying design philosophies differ significantly, impacting performance, scalability, and system integration.
Mastering PLC Power Supply Architectures and Operating Voltages
Selecting the correct operating voltage is a critical step in designing reliable industrial automation systems. Whether you are working with a compact PLC or a large-scale DCS, your power architecture dictates the system's longevity. In this guide, we explore the standard voltage ranges and power distribution strategies required to maintain stable factory automation operations.