Description
Brand: ABB
Product Series: System 800xA / AC 800M Controller Family (CEX-Bus Series)
Model: CI871AK01 (Part Number / Ordering Code: 3BSE092693R1)
Product Type: PROFINET IO Communication Interface Module

CI871AK01 3BSE092693R1 ABB module
Technical Parameters:
System Compatibility: CEX-Bus communication expansion interface designed for AC 800M controllers running System 800xA (version 6.0.3.3 or later) and Compact Control Builder platforms.
Communication Protocol: PROFINET IO controller protocol supporting high-speed real-time data cyclic exchanges and acyclic parameter handling.
Transmission Speed: 10 / 100 Mbit/s auto-negotiation, full-duplex Ethernet data transfer.
Physical Interfaces: Integrated Ethernet interface (RJ45 connector) for direct PROFINET network infrastructure connection.
Processor & System Memory: Built on an embedded high-speed RISC processor with dedicated onboard RAM and Flash memory for fast network protocol stack execution.
Capacity & System Limits: Supports up to 12 CEX-Bus units per AC 800M controller rack.
Operating Power & Current: Powered directly via the CEX-Bus at 24 V DC (typical current consumption: 160 mA).
Conformal Coating & Rating: IP20-rated enclosure with ISA 71.04 G3 compliant harsh environment conformal coating for corrosion protection.
Operating Thermal Range: Standard operating envelope from +5°C to +55°C (storage thermal range: -40°C to +70°C).
Physical Dimensions & Weight: Compact vertical form factor measuring 59 mm (W) x 185 mm (H) x 127.5 mm (D) with a net weight of approximately 0.5 kg.
Industrial Sectors:
Chemical and Petrochemical Processing, Oil and Gas Refining, Electric Power Generation and Utilities, Water and Wastewater Infrastructure, Metals and Heavy Mining, and Pharmaceuticals Manufacturing.
Application Scenarios:
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High-Speed PROFINET I/O Integration: Mounts on the AC 800M CEX-Bus to connect remote PROFINET I/O stations, motor drives, and field devices into the main DCS controller loop.
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Motor Control Center (MCC) Networking: Serves as the primary PROFINET master module to manage real-time communication, control commands, and diagnostic telemetry from variable frequency drives (VFDs) and smart overload relays.
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Hybrid Process Device Interfacing: Deployed in process manufacturing lines to interface third-party PROFINET-enabled instruments, weigh scales, and vision systems directly into ABB System 800xA automation setups.
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DCS System Communication Upgrade: Applied during plant modernizations to expand the Ethernet fieldbus capacity of existing AC 800M processors without replacing primary CPU units.

