Foxboro FBM214B RH927AH – HART Communication Input Module

Overview

The Foxboro FBM214B RH927AH is an 8-channel HART communication input module designed for the Foxboro Evo™ and I/A Series DCS. It provides individually isolated analog inputs capable of handling both 4–20 mA signals and HART® digital communication simultaneously. Moreover, its HART host functionality enables real-time device diagnostics and seamless integration of smart field instruments.

Technical Specifications

• Model: FBM214B RH927AH

• Type: HART® Communication Input Module

• System Compatibility: Foxboro Evo™ / I/A Series DCS

• Number of Channels: 8 isolated analog input channels

• Signal Range: 4–20 mA analog input

• Communication Protocols: HART® digital communication

• Isolation: Individually isolated channels

• Diagnostics: Real-time device diagnostics and configuration

• Fail-Safe Options: Hold last value or return to preset value

• Input Voltage: 24 VDC redundant supply

• Power Consumption: 8.5 W per module

• Operating Temperature: 0 °C to +60 °C (32 °F to 140 °F)

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

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

• Dimensions (H × W × D): 2.2 × 12.4 × 12.6 cm

• Weight: 0.3 kg

• Country of Origin: USA

FAQ

Q1: How many channels does the FBM214B RH927AH support?
It supports 8 individually isolated analog input channels for both analog and HART signals.

Q2: Is it compatible with all HART commands?
Yes, it supports universal, common practice, and device-specific HART commands except burst mode.

Q3: Can it be used in mission-critical applications?
Absolutely. It is designed for high reliability and real-time diagnostics in industrial automation.

Q4: What is the input voltage requirement?
The module requires a 24 VDC supply and supports redundant connections for safety.