Allen-Bradley 1747-AIC1 SLC Isolated Link Coupler – DH-485 Communication

The Allen-Bradley 1747-AIC1 SLC Isolated Link Coupler is a crucial component for establishing reliable and isolated communication between Allen-Bradley SLC 500 controllers and remote I/O devices over DH-485 networks. This device provides electrical isolation between the system and network, protecting sensitive equipment from electrical surges, noise, and ground loops. Designed for industrial applications, the 1747-AIC1 ensures stable and high-performance communication, making it ideal for factory automation systems, process control, and data exchange between devices in harsh environments.

With isolation between network components and the controller, the 1747-AIC1 enhances system reliability and reduces downtime. The coupler enables seamless communication for I/O modules, remote devices, and human-machine interfaces (HMIs), providing a robust solution for industrial automation.

Functional Highlights & Key Benefits:

• Electrical Isolation: The 1747-AIC1 provides essential isolation between your network and controller, safeguarding both the equipment and personnel from electrical faults, ground loops, and surges.

• Seamless Communication: Designed for DH-485 networks, the SLC Isolated Link Coupler facilitates reliable communication between controllers, I/O modules, and other devices, even in electrically noisy environments.

• Enhanced System Reliability: The electrical isolation improves system stability, preventing communication errors and minimizing downtime caused by electrical interference.

• Simplified Installation: The coupler supports a straightforward setup process with minimal configuration, making it easy to integrate into your existing control systems.

• Supports Long-Distance Communication: The 1747-AIC1 ensures robust communication over long distances, enabling effective data exchange between devices spread across large factory floors or plant areas.

• Built for Industrial Environments: With rugged construction, the 1747-AIC1 is designed to withstand harsh industrial conditions, ensuring durability and long-term performance in demanding applications.

Technical Specifications:

• Model: Allen-Bradley 1747-AIC1

• Communication Protocol: DH-485

• Isolation: Provides electrical isolation between network devices and controllers

• Power Supply:

• Input Voltage: 24V DC (nominal)

• Power Consumption: 1.2W

• Supported Devices: Supports up to 32 devices on a DH-485 network

• Data Transfer Rate: Supports up to 19.2 kbps

• Temperature Range:

• Operating Temperature: 0°C to 60°C (32°F to 140°F)

• Storage Temperature: -40°C to 85°C (-40°F to 185°F)

• Dimensions:

• Width: 100mm (3.94 inches)

• Height: 120mm (4.72 inches)

• Depth: 30mm (1.18 inches)

• Mounting: DIN rail or panel mount

• Weight: 0.5 kg (1.1 lbs)

• Compliance: CE, UL listed, and CSA certified

Typical Applications & System Integration:

The Allen-Bradley 1747-AIC1 is essential for various industrial and automation applications, where reliable communication and electrical isolation are paramount. It is commonly used in:

• Factory Automation: Integrating SLC 500 controllers with remote I/O devices, sensors, actuators, and HMIs across DH-485 networks to ensure smooth data flow and system reliability.

• Process Control Systems: Ensuring safe communication between controllers and equipment in environments with high electrical noise or potential for electrical surges, such as factories, oil refineries, and chemical plants.

• Machine Control: The 1747-AIC1 is ideal for industrial machines and assembly lines that require secure, isolated communication between components to minimize risk and downtime.

• Remote Monitoring and Data Collection: Enabling real-time monitoring and data collection from remote devices and sensors across large industrial facilities, ensuring continuous performance tracking.

Moreover, the 1747-AIC1 offers an easy interface for integrating additional I/O devices into your existing systems, providing flexibility for expanding your automation network as your operations grow.

Support & Maintenance:

The Allen-Bradley 1747-AIC1 is designed for minimal maintenance and reliable operation. As part of Rockwell Automation’s commitment to quality and customer service, this product is supported by technical assistance, product documentation, and regular firmware updates. Rockwell Automation's global support network ensures quick troubleshooting and expert guidance in case of any issues, minimizing downtime.

Regular checks, such as ensuring the network connections are secure and free of electrical interference, will help maintain optimal performance. The rugged design ensures long-lasting durability, even in tough environments, while the simple design ensures easy integration and low-cost maintenance.

FAQ:

Q: What does the Allen-Bradley 1747-AIC1 SLC Isolated Link Coupler do?
A: The 1747-AIC1 provides electrical isolation between network components and SLC 500 controllers, ensuring reliable communication over DH-485 networks and protecting against electrical faults and noise.

Q: How many devices can the 1747-AIC1 support on the DH-485 network?
A: The 1747-AIC1 supports up to 32 devices on the DH-485 network, allowing for efficient communication and data exchange between controllers, I/O modules, and remote devices.

Q: What is the maximum data transfer rate for this coupler?
A: The 1747-AIC1 supports data transfer speeds of up to 19.2 kbps, providing stable communication even in larger industrial setups.

Q: Can I mount the 1747-AIC1 on a DIN rail?
A: Yes, the 1747-AIC1 supports DIN rail mounting for easy integration into your control systems. It can also be panel mounted if preferred.

Q: What is the operating temperature range for the 1747-AIC1?
A: The 1747-AIC1 operates in temperatures ranging from 0°C to 60°C (32°F to 140°F), making it suitable for most industrial environments.