Product Short Description
Product Introduction
The Foxboro P0973LQ is a dedicated, high-reliability industrial power supply module engineered exclusively for the Foxboro Evo Control Network ecosystem. It serves as the primary power source for the SSA S180 Chassis Managed Switch (P0973LN), forming a critical component of industrial control network infrastructure. This power supply delivers stable, clean power to network switching equipment, ensuring uninterrupted data communication in mission-critical process control environments. Designed with industrial-grade components and robust protection features, the P0973LQ operates reliably in harsh industrial conditions, supporting continuous operation of distributed control systems (DCS), SCADA networks, and industrial automation platforms.
Description
Technical Specifications
Power Input Specifications
- Input Voltage: 100–240 VAC, auto-sensing, 50/60 Hz
- Input Configuration: Dual AC input slots for redundant power configuration
- Maximum Input Current: 5.3 A at 100 VAC input
- Input Protection: Over-voltage, under-voltage, and surge protection
Power Output Specifications
- Output Power: 425 Watts continuous rating
- Output Voltage: 24 VDC nominal (regulated)
- Output Current: Up to 17.7 A maximum
- Output Ripple: ≤ 1% peak-to-peak (low noise)
- Efficiency: ≥ 90% at full load
- Heat Dissipation: 1060 BTU/hour + 4.1 BTU/hour per populated SFP
Electrical & Safety Features
- Isolation: Galvanic isolation between input and output circuits
- Protection Circuits: Over-current, short-circuit, over-temperature, and reverse polarity protection
- EMC Compliance: Conforms to IEC 61000-6-2 (industrial immunity) and IEC 61000-6-4 (industrial emissions)
- Certifications: CE marked, UL listed, CSA certified for industrial use
Mechanical Specifications
- Dimensions: Standard rack-mount form factor (compatible with SSA S180 chassis)
- Net Weight: 2.0 kg (shipping weight)
- Mounting: Rack-mount installation in industrial control cabinets
- Construction: Metal chassis with reinforced construction for vibration resistance
- Ingress Protection: IP20, suitable for indoor cabinet installation
- Cooling: Forced-air cooling with industrial-grade fans
Environmental Specifications
- Operating Temperature: 0°C to +60°C
- Storage Temperature: -40°C to +85°C
- Relative Humidity: 5%–95% RH, non-condensing
- Vibration Resistance: Withstands industrial vibration (10–2000 Hz, 2 g peak)
- Shock Resistance: Withstands 15 g shock (11 ms duration)
- Altitude: Operates reliably at altitudes up to 2000 meters
System Compatibility
- Primary Compatibility: Foxboro Evo Control Network infrastructure
- Compatible Equipment: SSA S180 Chassis Managed Switch (P0973LN)
- System Integration: Direct installation into SSA S180 switch chassis
- Redundancy Support: Dual power supply configuration for high-availability networks
- Third-Party Integration: Compatible with standard industrial network management systems
Key Functional Features
High-Efficiency Power Conversion
- Delivers 425W of clean, regulated DC power with ≥90% efficiency
- Auto-sensing 100–240 VAC input for global deployment
- Low ripple output ensures stable operation of sensitive network electronics
- Minimizes heat generation, reducing cooling requirements and energy costs
Redundant Power Configuration
- Supports dual power supply installation for N+1 redundancy
- Automatic failover between primary and backup power supplies
- Eliminates single points of failure in critical network infrastructure
- Ensures uninterrupted network operation during power supply maintenance
Comprehensive Electrical Protection
- Multi-layer protection against over-voltage, under-voltage, and surge events
- Over-current and short-circuit protection prevents equipment damage
- Over-temperature shutdown safeguards against thermal overload
- Reverse polarity protection on output connections
- Galvanic isolation protects against ground loops and electrical interference
Industrial-Grade Reliability
- Rugged metal construction withstands vibration and shock in industrial environments
- Designed for 24/7 continuous operation in mission-critical applications
- High-quality components ensure long service life and minimal maintenance
- Built-in thermal management for reliable operation in extreme temperatures
Seamless System Integration
- Direct compatibility with Foxboro SSA S180 chassis managed switches
- Plug-and-play installation reduces commissioning time
- Hot-swappable design allows replacement without system shutdown
- Integrates seamlessly with Foxboro Evo Control Network management software
Advanced Monitoring & Diagnostics
- Real-time status monitoring via LED indicators for power, fault, and redundancy status
- Remote monitoring capabilities via network management protocols
- Comprehensive fault diagnostics for quick issue identification
- Predictive maintenance alerts for proactive system care
Compact & Space-Saving Design
- Standard rack-mount form factor optimizes control cabinet space
- Slim profile allows high-density installation in limited cabinet space
- Lightweight construction simplifies handling and installation
- Compatible with standard industrial rack mounting systems
Application Scenarios
Oil & Gas Industry
- Upstream Operations: Powering control network switches in wellhead automation and remote monitoring systems
- Midstream Pipelines: Supporting network infrastructure for compressor stations and pipeline monitoring
- Refineries: Providing reliable power to DCS network switches in process control areas
- LNG Facilities: Ensuring continuous network operation in cryogenic process control environments
Power Generation Industry
- Thermal Power Plants: Powering network switches for boiler control and turbine management systems
- Hydroelectric Plants: Supporting control network infrastructure in dam and turbine control systems
- Renewable Energy: Providing stable power to network equipment in wind and solar farm control systems
- Smart Substations: Ensuring reliable network communication in power distribution automation
Chemical & Petrochemical Processing
- Process Control Networks: Powering critical network switches in reactor and distillation control systems
- Hazardous Area Monitoring: Supporting isolated network infrastructure in explosive environments
- Batch Processing: Ensuring uninterrupted network operation for batch control systems
- Material Handling: Providing power to network equipment in conveyor and storage control systems
Water & Wastewater Treatment
- Treatment Plant Networks: Powering switches for SCADA and process control networks
- Pumping Stations: Supporting remote monitoring and control network infrastructure
- Desalination Plants: Ensuring reliable network communication in reverse osmosis control systems
- Water Distribution: Providing power to network equipment in smart water management systems
Manufacturing & Process Automation
- Automotive Manufacturing: Powering network switches for robotic assembly line control
- Food & Beverage: Supporting network infrastructure for batch processing and packaging lines
- Pharmaceuticals: Ensuring reliable network operation in cleanroom automation systems
- Pulp & Paper: Providing power to control network switches in paper manufacturing processes
Mining & Mineral Processing
- Ore Processing: Powering network equipment for crusher and conveyor control systems
- Smelting Operations: Supporting control network infrastructure in high-temperature environments
- Material Handling: Ensuring uninterrupted network operation for hoist and conveyor systems
- Tailings Management: Providing power to network switches in tailings pond monitoring systems
Infrastructure & Building Automation
- Industrial Facilities: Powering network switches for building management and HVAC control
- Data Centers: Supporting critical network infrastructure in industrial data centers
- Transportation Hubs: Ensuring reliable network communication in airport and port automation
- Smart Cities: Providing power to network equipment for urban infrastructure monitoring







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