Description
Overview
The RH973GNOC is a modular, rail-mounted PLC module designed for the Foxboro I/A Series Distributed Control System (DCS). It provides robust data acquisition, precise signal processing, and reliable communication for mission-critical industrial automation.
Engineered for extreme industrial conditions, this module operates reliably under high temperatures, vibration, and electrical noise. It is widely applied in oil & gas production, chemical and petrochemical plants, power generation, and complex manufacturing facilities.
Technical Specifications
General Information
| Parameter | Specification |
|---|---|
| Model Number | RH973GNOC |
| Manufacturer | Foxboro |
| Product Type | Modular Rail-Mounted PLC Module |
| Country of Origin | USA |
Processor & Memory
| Component | Specification |
|---|---|
| Processor | Intel 8051 Microcontroller |
| RAM | 256 KB |
| Flash Memory | 512 KB |
Electrical Specifications
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Power Supply: 24 VDC, supports redundant input
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Maximum Power Consumption: 8.5 W per module (non-fault-tolerant)
Environmental Ratings
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Operating Temperature: 0°C to +60°C
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Suitable for high-vibration and high-temperature industrial conditions
Physical Characteristics
| Parameter | Specification |
|---|---|
| Dimensions | 6.3 × 7.4 × 9.1 cm |
| Weight | 0.14 kg |
| Mounting | Rail-mounted (DIN rail or modular baseplate) |
Configuration & System Integration
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Single-processor module; fault-tolerant applications require dual modules
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Seamless integration with Foxboro I/A Series DCS
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Supports distributed control, real-time monitoring, and predictive maintenance
Key Features
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Modular baseplate design for scalable system expansion
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Intel 8051 processor for deterministic, stable control
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Compact footprint for efficient cabinet layouts
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High I/O capacity for connecting multiple field devices
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Rugged industrial design for extreme environments
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Full compatibility with Foxboro I/A Series architecture
Applications
Ideal for:
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Oil & Gas Production
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Chemical & Petrochemical Plants
-
Power Generation Facilities
-
Manufacturing & Process Automation
FAQ
Q: What processor does RH973GNOC use?
A: Intel 8051 microcontroller for stable, deterministic control.
Q: Can it operate in fault-tolerant systems?
A: Yes, dual-module setups are used for fault-tolerant operation.
Q: What environments is it suitable for?
A: High-temperature, high-vibration, and electrically noisy industrial environments.
Features
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