CI840A-EA | 3BSE041882R1 | ABB S800 I/O System 800xA Unit

Product Description

Advanced Fieldbus Communication Overview

The CI840A-EA (Part Number: 3BSE041882R1) is a high-performance Fieldbus Communication Interface (FCI) module engineered for the ABB S800 I/O system within the System 800xA and AC 800M architecture. As a critical node in distributed automation, the CI840A-EA (Model: CI840A-EA) manages the data exchange between parent controllers and modular I/O stations via the PROFIBUS-DPV1 protocol. This module is specifically optimized for high-availability applications, supporting full redundancy to eliminate single points of failure. It provides comprehensive management features including signal processing, HART pass-through for smart instrument maintenance, and Hot Configuration In Run (HCIR), allowing for system modifications without interrupting live processes.

Detailed Technical Specifications

The CI840A-EA (3BSE041882R1) integrates advanced diagnostics and robust synchronization for complex industrial clusters.

• Manufacturer: ABB

• Model Designation: CI840A-EA

• Order Number: 3BSE041882R1

• System Family: S800 I/O, AC 800M, System 800xA

• Protocol Support: PROFIBUS-DPV1

• Redundancy Support: Full hardware redundancy (Line and Module)

• Data Transfer Rate: Up to 12 Mbps (Automatic baud rate detection)

• Input Voltage: 24 V DC (19.2 – 30 V DC)

• Current Consumption: Typically 140 mA at 24 V DC

• Special Features: HART Pass-through, OSP (Output Set as Predetermined) handling, HCIR

• Termination Units: TU846 (Redundant I/O) or TU847 (Non-redundant I/O)

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

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

• Relative Humidity: 5% to 95% (Non-condensing)

• Protection Class: IP20 / IP30

• Dimensions: 132 mm x 105 mm x 52 mm

• Net Weight: 0.8 kg (1.76 lbs)

• Country of Origin: Sweden