Key Features & Benefits
Advanced Protocol Conversion
Bidirectional PROFIBUS DP-V1 to PA conversion
Supports all PA profile devices
Automatic baud rate adaptation (9.6kbps-12Mbps)
Robust Power Management
Integrated power conditioning for PA segment
Short-circuit and overload protection
Galvanic isolation (1500V DC)
Enhanced Diagnostics
Dual-color LED status indicators
Detailed fault reporting via GSD file
Segment-specific error detection
Industrial Durability
-40°C to +70°C operating range
Aluminum housing with IP20 protection
DIN-rail mounting (35mm)
Technical Specifications
Parameter Specification
DP Interface RS-485, 9.6kbps-12Mbps
PA Interface IEC 61158-2, 31.25kbps
Max Devices 32 PA devices per segment
Power Supply 24V DC (±15%)
Isolation 1500V DC (DP-to-PA)
Certifications ATEX, IECEx, CE, UL
Typical Applications
✔ Process plant PA device networks
✔ Hazardous area instrumentation
✔ Oil & gas fieldbus systems
✔ Pharmaceutical batch control
✔ Water treatment automation
The ABB PFCA401 is a high-performance fieldbus coupler designed for PROFIBUS DP/PA networks in industrial automation systems. This intelligent interface module provides seamless signal conversion between DP and PA segments while maintaining optimal communication performance in harsh environments.