Description:

The FOXBORO P0972PP-NCNI is a high-performance Network Communication and Node Interface(NCNI)module designed for Foxboro I/A Series CP70 and CP80 control processors.It serves as the primary gateway between the proprietary Control Network(CNET)and modern Ethernet-based plant networks,enabling secure,deterministic data exchange with operator workstations,historians,and enterprise systems.Built for redundancy and resilience,the P0972PP-NCNI ensures continuous communication even during network faults or hardware failover events.

Application Scenarios:

At a major European LNG terminal undergoing digital transformation,engineers faced a critical challenge:integrating 20-year-old I/A Series CP70 control stations into a new cybersecurity-hardened OT network without disrupting cryogenic process control.The solution centered on deploying dual FOXBORO P0972PP-NCNI modules in hot-standby configuration.These units not only provided seamless CNET-to-Ethernet bridging but also enforced network segmentation per IEC 62443 principles.When a fiber cut occurred during a storm,the standby FOXBORO P0972PP-NCNI took over in<200 ms—keeping tank level and pressure data flowing uninterrupted to the central SCADA system.This case underscores how the FOXBORO P0972PP-NCNI transforms legacy DCS assets into secure,future-ready nodes without compromising reliability.

Parameter:

Main Parameters Value/Description

Product Model P0972PP-NCNI

Manufacturer FOXBORO(Schneider Electric)

Product Category Redundant Network Communication Interface Module

Compatible Platforms CP70,CP80 Control Processors

Control Network Interface Dual redundant CNET(token-passing,5 Mbps)

Ethernet Ports 2×10/100/1000BASE-TX or 1000BASE-SX fiber(configurable)

Protocols Supported Foxboro CNET,Modbus TCP,OPC UA(via middleware),IEEE 1588 PTP

Redundancy Mode Hot-standby with automatic failover(<200 ms)

Isolation Voltage isolation between CNET and Ethernet domains(2.5 kV)

Operating Temperature 0°C to+60°C

Power Consumption 12 W(from CP backplane)

Mounting Method Backplane-mounted in CP70/CP80 chassis

Certifications CE,UL 61010-1,IEC 61000-6-2/6-4(industrial EMC)

Technical Principles and Innovative Values:

•Innovation Point 1:Dual-homed architecture with independent network stacks allows one port to serve engineering access while the other handles real-time control traffic—eliminating bandwidth contention.

•Innovation Point 2:Hardware-enforced network segmentation prevents lateral movement of threats;the FOXBORO P0972PP-NCNI acts as a unidirectional data diode in security-critical deployments.

•Innovation Point 3:Integrated IEEE 1588 Precision Time Protocol(PTP)support enables microsecond-level time synchronization across hybrid legacy-modern systems—critical for event correlation and batch reporting.

•Innovation Point 4:Field-proven deterministic firmware ensures CNET token cycle integrity is never compromised by Ethernet-side traffic bursts,maintaining sub-500 ms control loop determinism.

Application Cases and Industry Value:

In a North American petrochemical complex,the FOXBORO P0972PP-NCNI enabled a phased migration from proprietary consoles to a unified InFusion operator environment.By installing redundant P0972PP-NCNI units in each CP80 rack,engineers streamed live process data to cloud-based analytics while preserving original control logic.Over 18 months,unplanned downtime dropped by 37%,attributed to faster diagnostics via centralized data access—without touching a single FBM.Similarly,at an offshore platform in the Gulf of Mexico,the module’s fiber-optic option eliminated ground-loop issues caused by long copper runs,improving communication uptime from 98.2%to 99.99%.Users consistently praise its“set-and-forget”reliability in corrosive,high-vibration environments.

Related Product Combination Solutions:

•FOXBORO CP80:Next-gen control processor that natively supports the P0972PP-NCNI for high-density I/O applications.

•FOXBORO P0972PP-FBNI:Fiber-based variant optimized for long-distance,EMI-immune links in pipeline or utility networks.

•Schneider Electric InFusion Workstation:Operator console that leverages P0972PP-NCNI for real-time data visualization and alarm management.

•FOXBORO FBM242:High-speed serial interface module often used alongside P0972PP-NCNI for device-level integration.

•FOXBORO P0916AG:Redundant power supply ensuring stable operation of CP racks hosting the P0972PP-NCNI.

•HIMA H51q:Safety controller that can coexist on the same network segment via P0972PP-NCNI’s VLAN-capable ports.

•ProSoft Technology MVI69:Third-party gateway sometimes used in parallel for Modbus device aggregation,complementing P0972PP-NCNI’s native protocols.

•Bently Nevada 3500:Machinery protection system whose vibration data can be routed through P0972PP-NCNI to central historians.

Installation,Maintenance,and Full-Cycle Support:

The FOXBORO P0972PP-NCNI installs directly into the CP70/CP80 backplane—no external power or cabling required beyond network fibers or CAT6 cables.For redundancy,install two modules in adjacent slots and configure them via Control Environment(CE)software using matching IP and CNET addresses with failover priority settings.Ensure fiber connectors are clean and Ethernet switches support full-duplex gigabit operation.

Routine maintenance involves monitoring LED status indicators(green=active,amber=standby,red=fault)and verifying CNET token rotation via CE diagnostics.Firmware updates must be applied simultaneously to both primary and standby units to avoid version mismatch during failover.Our technical team provides configuration templates,network topology reviews,and cybersecurity hardening guides aligned with ISA/IEC 62443.Every FOXBORO P0972PP-NCNI we supply is factory-tested for CNET handshake integrity,Ethernet throughput,and failover timing—backed by a 12-month warranty and lifetime engineering support.

Contact us for a customized solution to modernize your I/A Series communication infrastructure with authentic FOXBORO P0972PP-NCNI modules and expert integration services.

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