FBM203 RH914SV | Foxboro Sensor Input Module for Harsh Processes

Foxboro FBM203 RH914SV Channel-Isolated Input Module – Product Description

Description / Overview

The Foxboro FBM203 RH914SV is a channel-isolated analog input module engineered for the I/A Series Distributed Control System. It acquires high-accuracy analog signals from sensors and field transmitters across demanding industrial environments. Moreover, it offers secure and stable data processing, helping operators maintain real-time visibility of process conditions. The module handles a wide signal range, which supports flexible integration across new and existing automation infrastructures.

Technical Data / Specifications

• Model: FBM203 RH914SV

• Type: Channel-isolated analog input module

• Operating Voltage: 220 V

• Output Frequency: 50 kHz

• Number of Channels: 8 isolated input channels

• Isolation: Per-channel isolation

• Temperature Range: −200°C to +850°C

• Accuracy: ±0.1°C

• Material Coding: RH914SV

• System Compatibility: Foxboro I/A Series DCS

• Supported Signals: Voltage, current, RTDs, thermocouples

• Resolution: 16-bit

• Scan Rate: 250 ms per channel

• Galvanic Isolation: Field wiring to system electronics

• Memory: 16 MB SDRAM, 32 MB Flash

• Input Voltage (Module Power): 24 VDC, redundant supply supported

• Power Consumption: 8.5 W

• Processor Configuration: Single or fault-tolerant dual processor

• Operating Temperature: 0°C to +60°C

• Storage Temperature: –40°C to +85°C

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

• Dimensions: 14.7 × 5.15 × 11.4 cm

• Weight: 0.6 kg

• Country of Origin: USA

FAQ

Q1: What type of signals does the FBM203 accept?
A1: It accepts voltage, current, RTD, and thermocouple signals across a wide measurement range.

Q2: Are all channels isolated?
A2: Yes, each channel features dedicated isolation to protect against noise and grounding issues.

Q3: Can this module operate in extreme process temperatures?
A3: Yes, it supports sensor inputs from −200°C to +850°C.

Q4: Is the module suitable for mission-critical systems?
A4: Yes, it works with fault-tolerant processor configurations and redundant power systems.

Q5: Which industries commonly install the FBM203?
A5: Oil & gas, refining, chemical plants, power generation, pulp & paper, and water treatment.