Foxboro AD205MB High-Density Analog Input Module – Product Description

Description / Overview

The Foxboro AD205MB is a high-density analog input module designed for the Foxboro I/A Series Distributed Control System (DCS). It efficiently integrates signal conditioning, data acquisition, and communication functions in a compact, reliable design. Moreover, it ensures high accuracy and stable performance for continuous industrial process monitoring.

Technical Data / Specifications

• Model: AD205MB

• Type: High-density analog input module

• System Compatibility: Foxboro I/A Series DCS

• Number of Channels: Up to 32 analog inputs

• Supported Signals: Voltage (–32 V to +32 V), Current (–20 mA to +20 mA), RTDs, Thermocouples

• Resolution: 16-bit

• Accuracy: ±0.1% of full scale

• Scan Rate: ~250 ms per channel

• Memory: 16 MB SDRAM, 32 MB Flash

• Input Voltage: 24 VDC (supports redundant supply)

• Power Consumption: Max ~8.5 W per module

• Configuration: Single processor; fault-tolerant requires dual modules

• 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

• Weight: 270 g

• Country of Origin: USA

• Application Areas: Oil & gas, chemical plants, refining, power generation, pulp & paper, water treatment

FAQ

Q1: How many channels does the AD205MB support?
A1: It supports up to 32 analog input channels for versatile process monitoring.

Q2: Which types of signals are compatible?
A2: Voltage, current, RTDs, and thermocouples are fully supported.

Q3: Can this module operate in a fault-tolerant configuration?
A3: Yes, dual modules can be configured for fault-tolerant operation.

Q4: Is the AD205MB compatible with Foxboro I/A Series DCS?
A4: Yes, it is fully compatible with Foxboro I/A Series Distributed Control Systems.

Q5: What is the operating temperature range?
A5: It operates between 0 °C to +60 °C and stores safely down to –40 °C.