May 26, 2026

Foxboro P0176SA Product Description

The Foxboro P0176SA is a high-reliability I/A Series Single-Port Communication Interface Module for Foxboro DCS (now Schneider Electric). Optimized for standard industrial control networks, it delivers stable, cost-effective Ethernet connectivity for non-redundant DCS architectures. Built to ISA S71.04 G3 standards, it resists vibration, humidity, and EMI/RFI, ensuring dependable data exchange between controllers, I/O modules, and field devices in general process automation environments.

Description

Foxboro P0176SA Product Description

Product Overview

Basic Information

Manufacturer: Foxboro (Invensys, now Schneider Electric)
Model: P0176SA
Product Type: Single-Port Communication Interface Module, I/A Series P0 Series
Applicable System: Foxboro I/A Series DCS; compatible with standard I/A Series backplanes and controllers
Mounting Style: Slot-mounted on I/A Series backplanes; hot-swap capable
Protection Rating: IP20 (enclosure); for control cabinet installation
Certifications: CE, UL, CSA; meets ISA S71.04 G3 harsh environment specs
Communication Ports: Single 10/100 Mbps Ethernet port
Power Supply: 24 VDC nominal
Operating Temperature: 0°C to +60°C
Storage Temperature: -40°C to +85°C
Relative Humidity: 5%–95% non-condensing
Vibration/Shock: ISA S71.04 G3 compliant
Weight: Approx. 0.50 kg
Dimensions: 130 mm × 90 mm × 40 mm (H × W × D)
Country of Origin: United States
Warranty: 5-year standard manufacturer warranty

Function and Positioning

The Foxboro P0176SA is positioned as a cost-effective single-port communication gateway for I/A Series DCS, designed for non-redundant control networks where reliability and affordability are balanced. Its core functions include protocol handling, data framing, and error checking to ensure accurate, low-latency communication between the DCS and field devices. It enables seamless integration with I/A Series controllers, I/O modules, and workstations for real-time process monitoring and control. Local LED indicators and remote DCS diagnostics simplify fault detection. The P0176SA serves as a robust communication backbone for standard industrial automation applications without requiring redundant paths.

Core Performance Parameters

Communication Protocol: Supports I/A Series proprietary protocols and standard Ethernet (TCP/IP, Modbus TCP/IP).
Data Transfer Rate: 10/100 Mbps auto-sensing Ethernet.
Network Topology: Star, mesh, and linear topologies supported.
Fault Tolerance: Built-in error detection and correction; hot-swap capability.
Diagnostic Features: LEDs for power, link, activity, and fault; remote diagnostic logging via DCS.
Isolation: Electrical isolation between Ethernet port and backplane to reduce noise.
Configuration: Software-configurable IP, subnet, and communication parameters.
Environmental Stability: Operates reliably at 0°C to +60°C; EMI/RFI resistant per ISA G3.
Hot-Swap Support: Online replacement without system shutdown.

General Adaptable Accessories

Mounting Accessories: I/A Series standard backplanes, slot guide rails, retention clips, rack mounting hardware.
Power Supply Accessories: 24 VDC power supply units, distribution cables, terminal blocks, surge protectors.
Communication Accessories: Industrial Ethernet patch cords, unmanaged/managed switches, fiber media converters, network terminators.
Replacement Parts: Fuse kits, LED assemblies, enclosure gaskets, Ethernet port connectors.
Diagnostic & Configuration Tools: I/A Series configuration software, network diagnostic tools, portable communication testers.
Environmental Protection Accessories: Cabinet cooling fans, dust filters, vibration mounts, EMI shielding components.
Cable Management: Shielded ties, cable organizers, trays for low-interference wiring.

Applicable Equipment and Fields

The Foxboro P0176SA is designed for Foxboro I/A Series DCS installations across general process industries requiring stable, non-redundant communication. Key sectors include oil and gas (non-critical loops), chemical manufacturing, thermal power (auxiliary systems), pulp and paper, water and wastewater treatment, pharmaceuticals, food and beverage, and light metals processing. It connects controllers, I/O modules, and workstations in medium-scale distributed control systems, supporting real-time monitoring of temperature, pressure, flow, level, and pH. The rugged design suits typical industrial environments with moderate EMI/RFI, integrating seamlessly with I/A Series components to deliver scalable, reliable DCS solutions that improve process efficiency and reduce maintenance costs.

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