Product Overview

The Foxboro RH928AL Modular Baseplate PLC Module is a versatile and robust solution designed for mission-critical control applications in industries such as oil and gas, petrochemicals, and power generation. As a remote I/O (RIO) unit within the Foxboro I/A Series Distributed Control System (DCS), this module facilitates the seamless collection, distribution, and management of analog, digital, and serial signals across complex automation networks.

Built to withstand harsh industrial conditions, including high vibration, shock, and electromagnetic interference (EMI), the RH928AL ensures reliable, uninterrupted operation. Its modular design simplifies both installation and system expansion, making it a preferred choice for engineers looking to integrate remote I/O configurations into demanding control systems.

Key Features & Benefits

• Flexible I/O Management: Supports up to 25 I/O points for efficient handling of analog, digital, and serial signals.

• Extreme Environmental Resilience: Operates in temperatures ranging from -40°C to +70°C, making it suitable for challenging outdoor and industrial environments.

• High-Vibration and Shock Resistance: Withstands 5g RMS vibration and 30g shock, ensuring stable performance in high-vibration and rugged settings.

• Electromagnetic Interference (EMI) Compliance: Meets EN 61000-6-2 (immunity) and EN 61000-6-4 (emission) standards, ensuring minimal signal disruption in electromagnetically noisy environments.

• Modular Baseplate Design: Simplifies installation and system expansion, allowing engineers to scale the system as needed without complex rewiring.

• Ideal for Remote I/O Configurations: Perfect for distributed control systems (DCS), offering flexible signal routing in complex automation setups.

Technical Specifications

Typical Applications

The Foxboro RH928AL is ideally suited for use in industries that demand reliable and scalable remote I/O solutions. Common applications include:

• Oil & Gas Pipeline Monitoring and Control: Ensures real-time signal management for remote pipeline systems, providing data acquisition and control capabilities in rugged environments.

• Petrochemical Plant Instrumentation: Offers reliable signal distribution for critical monitoring and control tasks in petrochemical processing facilities.

• Power Generation Turbine Diagnostics: Facilitates the collection and analysis of turbine data, ensuring continuous monitoring and optimized performance in power plants.

• Water Treatment Automation: Provides secure and efficient signal routing for water treatment facilities, enabling remote monitoring and control of vital processes.

• Distributed Control System (DCS) Expansion: Supports the growth of DCS architectures, providing a flexible, modular solution for adding remote I/O points without major system redesigns.

The RH928AL is essential for engineers designing scalable and resilient automation networks that need to withstand the demands of industrial operations.

FAQ

Q1: What control systems is the RH928AL compatible with?
A1: The RH928AL is fully compatible with Foxboro I/A Series DCS and is ideal for remote I/O configurations in complex automation systems.

Q2: How many I/O points does the module support?
A2: The RH928AL supports up to 25 points of analog, digital, or serial I/O.

Q3: Is the module suitable for outdoor or hazardous environments?
A3: Yes, the RH928AL is designed to withstand extreme temperatures, vibration, shock, and EMI, making it ideal for harsh industrial conditions.

Q4: What power supply does the RH928AL require?
A4: The module operates on a 24 VDC power supply.

Q5: Can the module be used for system expansion?
A5: Absolutely. The modular baseplate design makes it easy to expand your system as needed, offering flexible integration into existing control systems.