Foxboro 0303440D/SY-0303440-AS Analog Input/Output Module

Product Description

The Foxboro 0303440D / SY‑0303440‑AS is a precision analog input/output module designed for Foxboro I/A Series distributed control systems (DCS) and PLC platforms. It delivers accurate acquisition and transmission of analog signals, providing reliable process monitoring and control for complex industrial operations.

This module supports multiple high-resolution analog inputs and standard 4–20 mA outputs, allowing flexible configuration for either signal acquisition or control. Its compact, modular design enables straightforward installation in control cabinets while maintaining system scalability. Built to withstand harsh industrial conditions, it ensures consistent performance across chemical, oil & gas, power generation, pharmaceutical, and water treatment environments.

Technical Specifications

• Model: 0303440D / SY‑0303440‑AS

• Product Type: Analog Input/Output Module

• Manufacturer: Foxboro (Schneider Electric Group)

• Series: I/A Series DCS / PLC Systems

• Condition: Brand new, original packaging

• Warranty: 12 months

• Country of Origin: USA

Electrical & Signal Characteristics

• Function: High-precision analog signal acquisition and transmission

• Input Channels: Multiple analog inputs, 16-bit resolution

• Output Channels: Analog outputs, 4–20 mA standard current loop

• Communication: Compatible with Foxboro I/A Series DCS

• Supply Voltage: 24 VDC

• Protection: Over-voltage and short-circuit protection

Mechanical & Environmental

• Operating Temperature: -40°C to +70°C

• Dimensions: 45 × 110 × 115 mm

• Weight: 0.5 kg

• Mounting: Panel or cabinet installation within modular DCS systems

Key Features

• High-accuracy analog input and output for precise process control

• Configurable input/output channels for flexible deployment

• Compact modular design for ease of installation and maintenance

• Industrial-grade construction ensures reliable operation in harsh environments

• Seamless integration with Foxboro I/A Series DCS and PLC platforms

Typical Applications

• Chemical plants: Monitoring flow, pressure, and temperature sensors

• Oil & gas: Supervising refining processes and pipeline operations

• Power generation: Controlling critical variables in turbines and boilers

• Pharmaceuticals: Ensuring accurate monitoring of production conditions

• Water treatment: Measuring conductivity, pH, and water quality parameters

FAQ

Q: Can this module be used in redundant DCS architectures?
A: Yes, it is compatible with redundant Foxboro I/A Series configurations for enhanced reliability.

Q: Does it support both analog input and output simultaneously?
A: The module allows flexible assignment of channels for either input or output depending on system requirements.

Q: What industrial environments is this module suited for?
A: It is designed for chemical, oil & gas, pharmaceutical, power generation, and water treatment applications, maintaining accuracy in harsh conditions.