Foxboro RH970WU / RH912XW – Industrial Control Module

Overview

The Foxboro RH970WU (RH912XW REV. 0A) is a high-performance industrial control and power module designed for the Foxboro I/A Series and Spectrum DCS. It integrates data processing, multi-protocol communication, and power conversion into a compact unit. Moreover, its distributed architecture can be configured for fault-tolerant operation, ensuring uninterrupted system performance in critical industrial processes.

Technical Specifications

• Model: RH970WU / RH912XW REV. 0A

• Type: Industrial Control / Power Module

• System Compatibility: Foxboro I/A Series / Spectrum DCS

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

• Memory: 16 MB SDRAM, 32 MB Flash

• Input Voltage: 24 VDC (supports redundant supply)

• Power Consumption: Max ~8.5 W per module

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

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

• Humidity Range: 5% – 95% non‑condensing

• Dimensions (H × W × D): ~14.7 × 5.15 × 11.4 cm

• Weight: 0.6–3.0 kg (depending on configuration)

• Communication Protocols: Modbus, HART, Foundation Fieldbus (multi-protocol)

• Country of Origin: USA

FAQ

Q1: What communication protocols are supported by this module?
The RH970WU supports Modbus, HART, and Foundation Fieldbus for diverse industrial integration.

Q2: Can it be configured for fault-tolerant operation?
Yes, the module allows dual-processor configurations for fault-tolerant applications.

Q3: What is the operating voltage range?
It operates with 24 VDC and supports redundant power supply for uninterrupted function.

Q4: Is the RH970WU suitable for harsh industrial environments?
Yes, it uses industrial-grade components and supports wide temperature and humidity ranges.