Foxboro P0904HM Field Control Processor Module – Product Description

Overview

The Foxboro P0904HM is a high-performance field control processor designed for demanding industrial automation systems. It manages distributed control strategies through fast data acquisition, signal processing, and communication handling. Moreover, the module integrates seamlessly into the Foxboro I/A Series DCS, allowing engineers to expand system capacity without reconfiguring existing infrastructure. Its rugged design ensures stable, long-term operation in harsh industrial environments.

Functional Highlights

The P0904HM supports flexible processor configurations, enabling single or dual-module fault-tolerant operation. This flexibility allows plants to balance performance and redundancy based on operational needs. In addition, the module executes continuous, batch, and sequential control algorithms with consistent reliability. Its compact size supports simple installation in new or existing racks, while the distributed architecture improves throughput across large control networks. Therefore, the module delivers predictable performance in critical applications where uptime matters most.

Technical Data

• Model: P0904HM

• Type: Field Control Processor (FCP) Module

• System Compatibility: Foxboro I/A Series DCS

• Processor Configuration: Single processor (dual for fault-tolerant systems)

• Memory: 16 MB SDRAM, 32 MB Flash

• Input Voltage: 24 VDC, supports redundant supply

• Power Consumption: Max ~8.5 W per non-fault-tolerant module

• Operating Temperature: 0 °C to +60 °C (32 °F to 140 °F)

• Storage Temperature: –40 °C to +85 °C

• Humidity: 5%–95% non-condensing

• Dimensions: 14.7 × 5.15 × 11.4 cm

• Weight: 0.6 kg (shipping weight ~1.5 kg)

• Country of Origin: USA (some batches assembled elsewhere)

• Warranty: 12 months

• Application Areas: Oil & gas, chemical, refining, power generation, pulp & paper, water treatment

FAQ

Q1: What control algorithms does the P0904HM support?
A: It supports continuous, batch, and sequential control strategies for flexible automation.

Q2: Can the module run in a fault-tolerant setup?
A: Yes, it supports optional dual-module fault-tolerant operation.

Q3: Does the P0904HM support redundant power supply?
A: Yes, it accepts 24 VDC input with redundant supply capability.

Q4: Which systems are compatible with this processor?
A: It integrates directly with the Foxboro I/A Series DCS platform.

Q5: What industries typically deploy this module?
A: Oil & gas, chemical, refining, power generation, pulp & paper, and water treatment sectors