Foxboro P0927ZL DCS Processor Module

Product Description

The Foxboro P0927ZL processor module is a control engine designed for distributed automation systems within the Foxboro I/A Series platform. It performs real-time execution of control algorithms, manages communication between field I/O subsystems, and coordinates data exchange with supervisory layers.

Built for continuous-duty operation, this module supports redundant power configurations and can be deployed in fault-tolerant system architectures. Its communication flexibility allows seamless integration with both legacy fieldbus networks and modern Ethernet-based infrastructures.

The design emphasizes reliability under industrial stress conditions, including exposure to vibration, airborne contaminants, and temperature variation, making it suitable for critical process applications.

Technical Specifications

General Information

• Model: P0927ZL

• Manufacturer: Foxboro 

• Product Type: DCS Processor Module

• Platform: Foxboro I/A Series

Processing & Memory

• Processor Type: Embedded industrial control processor

• Configuration: Single-module operation with support for redundant pairing

• Memory:

• 16 MB SDRAM

• 32 MB Flash storage

• Function: Executes control logic, manages data handling, and supports system diagnostics

Control & System Functions

• Real-time execution of:

• Regulatory control loops (PID)

• Logic and sequencing

• Alarm processing and event handling

• Deterministic processing for stable automation performance

• Scalable deployment across distributed control architectures

Communication Interfaces

• Fieldbus: HDLC-based communication for FBM integration

• Industrial Networks: Ethernet connectivity for supervisory systems

• Protocol Support: Modbus (integration with third-party devices)

• Network Design: Supports redundant communication paths

Electrical Characteristics

• Supply Voltage: 24 VDC

• Redundancy: Dual power input supported

• Power Consumption: ≤ 8.5 W

• Protection: Designed for industrial electrical environments with noise immunity

Environmental Conditions

• Operating Temperature: 0°C to +60°C

• Storage Temperature: –40°C to +85°C

• Relative Humidity: 5% to 95% non-condensing

• Environmental Resistance: Designed to withstand vibration, dust, and humidity

• Compliance: CE, RoHS, IEC 61131-2

Mechanical Specifications

• Mounting Options: DIN rail or system baseplate installation

• Form Factor: Modular industrial design

• Construction: Reinforced enclosure for long-term durability

Key Features

• Real-time control processing within distributed systems

• Redundant 24 VDC input for improved system uptime

• Multi-protocol communication including Ethernet and Modbus

• Scalable architecture for small to large automation systems

• Ruggedized design for operation in harsh industrial environments

Applications

• Distributed control in oil and gas production facilities

• Chemical and petrochemical process automation

• Power plant control and monitoring systems

• Pharmaceutical manufacturing and batch processing

• Industrial systems requiring high availability and redundancy

FAQ

Q: Can the P0927ZL operate in redundant configurations?
A: Yes, it supports deployment in redundant processor setups to enhance system reliability and availability.

Q: What communication protocols are supported?
A: It supports HDLC fieldbus communication, Ethernet networking, and Modbus integration for third-party devices.

Q: Is this module suitable for harsh industrial environments?
A: Yes, it is designed to operate reliably under conditions involving vibration, dust, and temperature variation.