Key Features & Benefits
Precision Power Conditioning
Stabilized 20V DC output (±0.5%)
400mA current capacity (field side)
Active current limiting with fast recovery
Advanced Signal Integrity
<0.1dB signal attenuation
Integrated low-pass filtering (45kHz cutoff)
2000V DC galvanic isolation
Smart Diagnostics
Real-time voltage/current monitoring
Waveform capture and analysis
Predictive failure detection
Industrial Robustness
-40°C to +85°C operating range
IP40-rated aluminum enclosure
DIN-rail mounting (35mm)
Technical Specifications
Parameter Specification
Input Voltage 18-32V DC
Output Voltage 20V DC (±0.5%)
Maximum Current 400mA (field side)
Isolation 2000V DC (input-to-output)
Diagnostic Interface Modbus TCP, USB 2.0
Certifications ATEX, IECEx, UL, CSA, SIL2
Typical Applications
✔ Offshore oil platforms
✔ Petrochemical refineries
✔ Pharmaceutical batch processes
✔ Power plant control systems
✔ Food & beverage production
The ABB PFEA113-20 is a professional-grade fieldbus power supply and signal conditioner specifically engineered for FOUNDATION Fieldbus H1 networks in demanding process automation environments. This advanced unit combines robust power conditioning with comprehensive diagnostic capabilities for optimal fieldbus performance.