Foxboro FBM215 RH922VU – I/A Series Channel Isolated 8 Comm HART Output Module

Overview

The Foxboro FBM215 RH922VU is a high-performance output communication module designed for the Foxboro I/A Series and compatible control platforms. It transmits processed control signals from distributed control systems to field devices, ensuring reliable, real-time communication. Moreover, its modular architecture allows flexible integration and expansion for complex automation setups.

Key Features

This module provides consistent output signal communication with HART or proprietary Foxboro protocols. In addition, its hot-swappable design enables maintenance without system downtime, increasing operational efficiency. Redundancy support ensures fault-tolerant operation when paired with redundant controllers. Furthermore, modular slot-based architecture allows seamless expansion to meet evolving system requirements.

Technical Specifications

• Model: RH922VU

• Type: Output Communication Module

• System Compatibility: Foxboro I/A Series, E‑Series control platforms

• Processor Configuration: Single processor (expandable to 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

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

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

• Dimensions (H × W × D): ~250 × 220 × 40 mm

• Weight: 1.0–3.0 kg

• Communication Protocols: Foxboro proprietary, Modbus, HART (depending on setup)

FAQ

Q1: What communication protocols does the RH922VU support?
It supports HART, Foxboro proprietary protocols, and Modbus depending on configuration.

Q2: Can the module be replaced without shutting down the system?
Yes, it is hot-swappable, allowing maintenance without system downtime.

Q3: Does it support fault-tolerant operation?
Yes, when paired with redundant controllers, it provides full fault-tolerant functionality.

Q4: What industries is this module used in?
It is widely applied in oil & gas, chemical, refining, power generation, pulp & paper, and water treatment.