Schneider Electric / Invensys / Foxboro P0400DA 0-20 MA Input Module

The Schneider Electric/Invensys/Foxboro P0400DA is an 8-channel analog input module engineered to acquire and convert 0–20 mA current signals into digital format for Foxboro I/A Series control systems. It accepts 2-wire analog sensor inputs compatible with 4–20 mA transmitters and self-powered 20 mA sources, delivering ±0.1% accuracy with noise suppression below 0.1% of full scale. The module operates on 24 VDC and integrates independently with redundant Fieldbus infrastructure for reliable real-time data transmission across industrial automation environments.

Technical Specifications

• Channels: 8


• Input Range: 0–20 mA


• Signal Type: 2-wire analog input


• Accuracy: ±0.1% of full scale


• Noise Floor: < 0.1% of full scale


• Response Time: < 2 seconds


• Power Supply: 24 VDC


• Operating Temperature: –40 to 80°C


• Weight: 210 g


• Fieldbus Interface: FBM01

Key Features

• Converts analog signals to digital for Fieldbus communication


• Configurable analog input resolution on per-module basis


• Fieldbus switching enable and switching time adjustments


• 2-wire sensor compatibility simplifies field deployment


• Low-noise signal conditioning ensures measurement fidelity


• Fast response time supports dynamic process monitoring

Typical Applications

• Industrial process control and data acquisition


• Pressure, temperature, and flow measurement interfaces


• Transmitter signal conditioning in distributed I/O architectures


• Real-time analog monitoring in manufacturing automation

Compatibility & Integration The P0400DA integrates with Foxboro I/A Series controllers and the InFusion Enterprise Control System. Direct Fieldbus connectivity enables distributed intelligence across control networks while maintaining signal integrity in harsh industrial environments.