The ABB CI840A-EA is a high-performance PROFIBUS DP-V1 communication interface module for the ABB S800 I/O system, integrated within the ABB Ability™ System 800xA platform. It facilitates fast and reliable data exchange between remote I/O modules and controllers. The module supports hot swapping, line redundancy, and module redundancy, making it ideal for high-availability industrial environments. Engineers can use it in redundant HI controller configurations, ensuring continuous system operation even during maintenance or fault events.

Technical Specifications

Model: CI840A-EA

Article Number: 3BSE041882R2

Communication

• Protocol: PROFIBUS DP-V1 (Slave)
• Redundancy:
  • Line Redundancy: Yes
  • Module Redundancy: Yes
• Hot Swap Capability: Yes
• Compatible Controllers: HI Controllers

Power Supply

• Voltage: 24 VDC
• Typical Current Consumption: 190 mA

Environmental Ratings

• Operating Temperature: 0 to +55 °C (Approved: +5 to +55 °C)
• Storage Temperature: –40 to +70 °C
• Relative Humidity: 5% to 95%, non-condensing
• Pollution Degree: 2 (IEC 60664-1)
• Corrosion Protection: ISA-S71.04 G3
• Protection Class: IP20

Mechanical

• Width: 54 mm
• Height: 119 mm
• Depth: 96 mm
• Weight: 0.2 kg