Overview
The ABB CI531 is a communication interface module designed for ABB AC500 or AC800F systems. It enables efficient data exchange between the modular control bus and distributed field devices, supporting system scalability and high-speed communication.
General Information
Part Number: 3BSE003825R1
Manufacturer: ABB
Series: CI (Communication Interface)
Type: Communication / Interface Module
Mounting: Card or rack installation in automation chassis
Technology: Embedded bus logic for control and field networks
Country of Origin: Sweden
Power Specifications
Supply Voltage: 24 V DC
Power Consumption: Very low, suited for distributed control architectures
Input: Supplied via system backplane or I/O base
Protection: Includes surge protection and reverse-polarity protection
Indicators: LEDs for power, communication, and fault status
Communication & Interface
Bus Structure: Control bus to field-level communication
Role: Provides connectivity to remote I/O modules and system nodes
Diagnostics: Bus health monitoring and error reporting
Operator Interface: Status LEDs; configuration via system tool
Reset Features: Supports soft reset via software or hardware reset
I/O & Channels
Relay Channels: None (interface only)
External Load Support: Not applicable (used for signal routing)
Environmental
Operating Temperature: –40 °C to +70 °C
Humidity: Up to 95% RH, non-condensing
Protection: Suited for use in controlled automation cabinets
Dimensions & Weight
Dimensions (L × W × H): 125 × 20 × 260 mm
Weight: ~ 0.145 kg
