Foxboro Spectrum DCS RH970WU Control Module Brand New
Manufacturer: Foxboro
-
Part Number: RH970WU
Condition：New with Original Package
Product Type: DCS Control Modules
-
Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The Foxboro RH970WU (identified by hardware assembly RH912XW REV. 0A) functions as a high-integrity control and power conversion hub for the Foxboro I/A Series and Spectrum Distributed Control Systems (DCS). This module consolidates high-speed data processing and multi-protocol communication within a single, ruggedized footprint. It serves as the backbone for critical process loops in power generation and chemical refining, where system uptime is non-negotiable. By supporting both single and dual-processor configurations, the RH970WU provides the scalability required for sophisticated, fault-tolerant automation architectures. We provide this unit as 100% brand new, original equipment to ensure maximum lifecycle longevity.
Technical Specifications
| Feature | Specification Details |
| Model Number | RH970WU (RH912XW REV. 0A) |
| System Compatibility | Foxboro I/A Series / Spectrum DCS |
| Input Voltage | 24 VDC (Redundancy Supported) |
| Power Consumption | Max ~8.5 W per module |
| Onboard Memory | 16 MB SDRAM / 32 MB Flash |
| Communication Protocols | Modbus, HART, Foundation Fieldbus |
| Operating Temperature | 0 to 60 deg C (32 to 140 deg F) |
| Protection | Redundant power supply and fault-tolerant processor support |
| Dimensions | 14.7 cm x 5.15 cm x 11.4 cm |
| Weight | 0.6 kg to 3.0 kg (Variable by config) |
Engineering Advantages
-
Mission-Critical Redundancy: The RH970WU architecture allows for dual-processor pairing. This creates a "hot-standby" environment where the secondary module assumes control instantly upon a primary failure, eliminating process bumps.
-
Integrated Power Conversion: Unlike standard I/O, this module manages its own power conversion. It accepts a 24 VDC redundant feed, filtering industrial noise and protecting sensitive onboard SDRAM and Flash memory.
-
Multi-Protocol Versatility: This single module interfaces with Modbus, HART, and Foundation Fieldbus simultaneously. This eliminates the need for multiple third-party gateways, reducing the overall failure points in the network.
-
Optimized Thermal Dissipation: The compact 5.15 cm width utilizes industrial-grade heat sinking, allowing high-density rack mounting without the risk of thermal throttling in 60 deg C environments.
FAQs
Q: Does the RH970WU support the older Spectrum DCS systems?
A: Yes. The RH970WU maintains full backward compatibility with Spectrum DCS while providing the enhanced processing power and memory required for modern I/A Series expansions.
Q: Is this module shipped as a used or refurbished unit?
A: No. We supply this RH970WU exclusively as a 100% brand new, original Foxboro product to meet strict E-E-A-T industrial standards for safety and reliability.
Q: How do I configure the module for fault-tolerant operation?
A: Fault tolerance requires a dual-processor setup. You must install two RH970WU modules in a redundant rack configuration and synchronize them via the Foxboro system software to enable automatic failover.
Q: What are the primary indicators of module health?
A: The module features front-panel status LEDs that report processor health, communication activity, and power supply integrity, allowing for rapid floor-side diagnostics.