Product Overview

The Foxboro P0961CA is a high-performance Fiber Optic LAN Module engineered for the I/A Series Distributed Control System (DCS). This module serves as a critical network backbone component, facilitating high-speed, long-distance data synchronization between control stations, workstations, and remote I/O clusters. By utilizing fiber optic media, the P0961CA provides total immunity to electromagnetic interference (EMI) and radio frequency interference (RFI), making it the definitive choice for reliable communication in electrically noisy industrial environments.

Designed for high-availability architectures, this module ensures deterministic data flow across expansive facility footprints. Its robust optical interface supports Gigabit Ethernet speeds, allowing for the real-time transmission of massive data packets essential for complex process monitoring and advanced automation control.

Technical Specifications

• Manufacturer: Foxboro (Schneider Electric)

• Model Number: P0961CA

• Product Series: I/A Series

• Module Type: Fiber Optic LAN Interface

• Data Transfer Rate: 1 Gbps (Gigabit Ethernet)

• Optical Connector Type: LC (Lucent Connector)

• Operating Temperature: -40°C to +70°C (-40°F to +158°F)

• Humidity Range: 5% to 95% (Non-condensing)

• Weight: 1.12 kg

• Dimensions: 3.3 x 44.8 x 22.7 cm

• System Category: DCS Network Communication

Key Technical Characteristics

• Gigabit Bandwidth Performance: With a native 1 Gbps throughput capability, the P0961CA eliminates network bottlenecks. It provides the low-latency response times required for high-performance manufacturing environments and synchronized multi-node control.

• Extreme Environmental Resilience: The module is built to industrial-grade standards, operating reliably in a wide temperature band from -40°C to +70°C. This allows for deployment in non-climate-controlled cabinets, outdoor enclosures, and extreme geographical locations.

• Immunity to Electrical Noise: By using light-based data transmission instead of copper wiring, the P0961CA prevents ground loops and is unaffected by high-voltage equipment, motors, or switching transients prevalent in power plants and refineries.

• Standardized LC Interface: The module utilizes industry-standard LC connectors, which offer a small form factor and secure latching. This ensures compatibility with a broad range of multi-mode or single-mode fiber optic cabling infrastructures.

• Ruggedized Form Factor: Despite its high-density electronic components, the module features a durable chassis designed to withstand physical vibration and harsh atmospheric conditions, ensuring a long operational lifecycle in G3-rated environments.

• Seamless DCS Integration: Fully compatible with Foxboro I/A Series hardware, the P0961CA integrates into the system's native management tools, allowing for simplified network diagnostics and remote status monitoring.

Primary Applications

The Foxboro P0961CA is primarily utilized for critical network links in:

• Power Generation: Linking remote boiler control systems to the central operator station.

• Oil & Gas: Long-distance communication for pipeline monitoring and refinery tank farms.

• Chemical Processing: High-speed data exchange in large-scale batch processing plants.

• Water & Wastewater: Connecting geographically dispersed pumping stations to a centralized DCS.