Configured for high-speed data transmission in distributed control architectures, the Allen-Bradley 1771-ACN15, also cataloged as the 1771ACN15 Communication Interface Module, provides direct physical interfacing between local input-output chassis and ControlNet networks.

Catalog Identification & Suffix Architecture

• Primary Catalog Number: 1771-ACN15
• Alternative Reference: 1771ACN15
• Module Classification: I/O Adaptor Module
• Network Standard: ControlNet 1.5 and beyond

Hardware Specifications

Network Communication & Architecture Scaling

The interface unit manages network communications by utilizing backplane bus communication velocity licenses and connecting directly to Profinet or EtherNet/IP deterministic networks via gateway integration. I/O density scaling allows efficient data aggregation across extended chassis drops, while firmware flash compatibility maintains uniform version control throughout system life cycles.

Order Deliverables & Package Contents

• 1 x Allen-Bradley 1771-ACN15 Communication Interface Module hardware unit
• 1 x BNC coaxial port protective dust cap assembly
• 1 x Technical documentation and regulatory compliance reference sheet

Mechanical Installation & Wiring Instructions

• Chassis Slot Insertion: Slide the module carefully into a designated slot of an industrial chassis, ensuring proper alignment with backplane connectors and upper keying positions 54-56.
• Coaxial Cable Shielding: Connect the quad-shield RG-6 coaxial cable securely to the single BNC communication port, ensuring proper grounding of the outer shield to mitigate electrical noise.
• Power Load Verification: Ensure the system power supply can support the additional 1.0 A current load at 5 VDC before energizing the rack.

Frequently Asked Questions

• What is the primary function of this module within a control architecture?

  The unit acts as a communication interface adapter, linking an I/O chassis to a ControlNet network for deterministic data exchange.

• What is the data transmission rate supported by the interface?

  It operates at a fixed communication speed of 5 Mbit/s over the network medium.

• Does the hardware support redundant media connections?

  No, it is designed strictly with a single-port non-redundant media architecture.

• What specific type of cabling is recommended for the network port?

  The module utilizes coaxial quad-shield RG-6 cable for its physical network connection.

• What are the power requirements drawn from the backplane?

  It consumes a backplane current of 1.0 A at 5 VDC, resulting in 5 Watts of total power dissipation.

• What thermal output does the unit generate during operation?

  The thermal dissipation is rated at a maximum of 17.06 BTU/hr under normal operating loads.

• What is the physical weight of the communication interface module?

  The unit weighs 0.96 kg, excluding external packaging boxes.

• Where is the manufacturing origin of this hardware component?

  The product is manufactured in the USA, with international shipments dispatched from Xiamen, China.