Foxboro P0915WA Digital Output Module | I/A Series DCS

Product Description

The Foxboro P0915WA digital output module is developed for dependable discrete signal control within the Foxboro I/A Series Distributed Control System. It enables direct actuation of field equipment by delivering stable and isolated output signals, ensuring safe interfacing with industrial devices.

This module incorporates eight independent output channels with electrical isolation, allowing secure operation in systems exposed to electrical noise or transient disturbances. Its support for dual 24 VDC power inputs enhances system availability by enabling redundant power configurations, a critical requirement in continuous process industries.

Integrated onboard memory resources contribute to efficient internal processing and diagnostics, supporting consistent operation in demanding control environments.

Technical Specifications

General Information

• Model: P0915WA

• Manufacturer: Foxboro (Schneider Electric)

• Module Type: Digital Output Module

• System Platform: Foxboro I/A Series DCS

Output Characteristics

• Number of Channels: 8 isolated digital outputs

• Output Type: Discrete (ON/OFF control)

• Output Voltage: 24 VDC nominal (field-driven)

• Load Type Compatibility: Relays, solenoids, indicators, contactors

• Output Current Rating: Typically up to 0.5 A per channel (application-dependent)

Power Supply

• Supply Voltage: 24 VDC

• Redundancy: Dual power input supported

• Power Consumption: Up to 8.5 W (standard configuration)

Memory Architecture

• SDRAM: 16 MB

• Flash Memory: 32 MB

• Function: Supports configuration storage, diagnostics, and real-time processing

Isolation & Protection

• Channel Isolation: Electrical isolation between field and system circuits

• Isolation Rating: Approx. 1500 VDC (typical for I/A Series modules)

• Protection Features: Transient suppression and fault isolation

Performance

• Switching Response Time: Typically <10 ms

• Output Update Behavior: Deterministic response for control applications

• Diagnostics: Internal status monitoring supported

Environmental Conditions

• Operating Temperature: 0°C to +60°C

• Storage Temperature: –40°C to +85°C

• Relative Humidity: 5% to 95% (non-condensing)

Mechanical Specifications

• Dimensions: 147 mm × 51.5 mm × 114 mm

• Weight: 0.6 kg

• Installation: Designed for Foxboro baseplates and system enclosures

• Form Factor: Compact industrial module design

Key Features

• Eight isolated digital outputs for reliable device control

• Redundant 24 VDC power input for high system uptime

• Integrated memory for stable operation and diagnostics

• Strong electrical isolation for noise immunity and protection

• Designed for seamless integration within I/A Series DCS

Applications

• Actuation of solenoid valves and relay-driven systems

• Process control in oil & gas and petrochemical facilities

• Power plant auxiliary control systems

• Industrial automation requiring high-availability output control

FAQ

Q: What types of loads can this module drive?
A: It is suitable for controlling relays, solenoids, indicator lamps, and similar discrete devices within 24 VDC systems.

Q: Does the P0915WA support redundant power operation?
A: Yes, it is designed to accept dual 24 VDC inputs for improved system reliability.

Q: Is this module isolated from the control system?
A: Yes, electrical isolation is implemented to protect both the control system and field devices from faults and interference.