Description
Foxboro P0903NQ
Technical Specifications
- Processor: 32-bit RISC architecture.
- Communication: Ethernet, ControlNet, RS-232.
- Memory: 8MB Program / 4MB Data.
- Power: 24VDC, 10W.
Functional Features
- Multi-Protocol Support: Facilitates integration with diverse field devices and SCADA systems.
- High-Speed Processing: 0.1 µs boolean execution for responsive control.
- Rugged Design: IP20 rated, G3 environment compliant.
Application Scenarios
General-purpose process control, utility systems, and manufacturing automation.
Performance Parameters
- Operating Temp: 0℃ to 60℃.
- Storage Temp: -40℃ to 85℃.
Material Composition
Die-cast aluminum shell with internal EMI shielding. Industrial-grade PCB with protective coating.
Structural Characteristics
140mm × 165mm × 45mm dimensions. Front panel features status indicators for power, run, and fault conditions.
Working Principle
Processes input data, runs control logic, and generates output signals. Communicates with the rest of the system via the backplane and external network ports.
Installation Requirements
Securely mount in the rack. Ensure all backplane connections are fully engaged.
Usage Precautions
- Do not install near high-heat generating equipment.
- Check terminal tightness during maintenance shutdowns.
- Backup configuration regularly.




