Description

Not for real photos. All pictures are for reference only.

Product Overview

The CI854A 3BSE030221R1 is a dual‑channel PROFIBUS‑DP/V1 master communication interface designed for ABB AC 800M controllers within the System 800xA DCS ecosystem. It links the controller to PROFIBUS field devices including remote I/O stations, variable‑speed drives, transmitters and valve positioners. This legacy module supports line redundancy, delivers cyclic process data exchange and acyclic V1 parameter access for device diagnostics and configuration. It supports hot‑swap replacement without shutting down the controller segment, minimizing downtime during maintenance. Widely used as a retrofit spare in power, pulp, chemical and oil & gas plants, it enables stable integration of existing PROFIBUS field networks into ABB distributed control architectures.

Technical Specifications

• Brand: ABB
• Model: CI854A 3BSE030221R1
• Warranty: One Year
• Condition: 100% New & Original
• Input/Output: Two PROFIBUS ports, 9‑pin D‑Sub connectors
• Operating Temp: -25°C to +70°C
• Communication: PROFIBUS‑DP / V1 master; baud rate 9.6 kbps to 12 Mbps
• Backplane: CEX bus for AC 800M controller rack
• Power Supply: 24 VDC, typical 190 mA
• Redundancy: PROFIBUS line redundancy supported
• Hot Swap: Yes
• Enclosure Rating: IP20
• Mounting: Rack slot mount for AC 800M
• Compatibility: ABB AC800M, System 800xA; pairs with TP854 baseplate
• Lifecycle Note: Legacy part; replacement variant CI854B available for new builds
• Certifications: CE, UL compliant