Overview
The ABB CI525 is a communication interface module for ABB’s AC 800F or AC 500 series automation systems. It enables high-speed data exchange between the control bus and field devices, serving as a critical node in distributed control architectures.
General Information
Part Number: 3BSE004399R1
Manufacturer: ABB
Series: CI (Communication Interface)
Type: Interface / Communication Module
Mounting: Card or rack installation within control chassis
Technology: Bus interface, diagnostic logic, protocol support
Country of Origin: Sweden
Power Specifications
Supply Voltage: 24 V DC
Power Consumption: Industrial grade, low to moderate depending on load
Input: Powered from system backplane or I/O base
Protection: Surge suppression, reverse polarity protection
Indicators: LEDs for power, communication, and fault status
Communication & Interface
Bus Type: Fieldbus or proprietary control bus
Function: Links controller core to field-level modules
Diagnostics: Bus health monitoring, fault detection, status reporting
Operator Interface: LED indicators, possible configuration switches
Reset Features: Supports both soft and hardware reset
I/O & Channels
Relay Channels: None (used for communication only)
External Load Support: Not applicable—used for signal routing, not driving loads
Environmental
Operating Temperature: –40 to +70 °C
Humidity: Up to 95% RH, non-condensing
Protection Rating: IP20 in cabinet environments
Dimensions & Weight
Dimensions (L × W × H): ~ 234 × 27 × 112 mm
Weight: ~ 0.32 kg
Brand-new original units, available immediately with full customer support access.