Foxboro P0916NN I/O Redundancy Adapter Module

Product Description

The P0916NN module from Foxboro, a Schneider Electric brand, is engineered for high-availability control architectures within the I/A Series Distributed Control System (DCS). Designed to support redundant I/O configurations, this module ensures uninterrupted process control by enabling rapid channel switching and fault isolation in critical environments.

Built for reliability and maintainability, the P0916NN supports online replacement without system interruption. Its flexible electrical compatibility and robust environmental tolerance make it suitable for demanding industrial applications requiring continuous uptime and deterministic performance.

Key Features and Functional Overview

• Redundant I/O channel management with automatic failover

• Hot-swap capability for maintenance without shutdown

• Fast switchover response to maintain control continuity

• Broad signal compatibility for digital and analog interfaces

• Seamless integration within Foxboro I/A Series systems

Technical Specifications

General Parameters

• Model: P0916NN

• Manufacturer: Foxboro (Schneider Electric)

• Functional Type: I/O Redundancy Adapter / Control System Module

• Installation: DIN rail mounting or panel installation

• Maintenance: Hot-swappable

Electrical Characteristics

• Input Voltage Options:

• 100–120 V AC (redundancy configuration)

• 24 V DC (control module configuration)

• Output Voltage Range: 5–30 V DC

• Power Consumption: ≤ 8.5 W

• Signal Types Supported:

• Digital: TTL / CMOS

• Analog: 4–20 mA

Performance Metrics

• Redundancy Switching Time: < 10 ms

• Memory (controller-capable variant):

• 16 MB SDRAM

• 32 MB Flash

• Signal Response Time: < 50 ms

Environmental Conditions

• Operating Temperature Range:

• Standard module: –20°C to +60°C

• Extended (sensor variant): –40°C to +85°C

• Protection Rating: Up to IP67 (variant dependent)

• Compliance: CE, RoHS, IEC 61131-2, ATEX (where applicable)

Mechanical Data

• Dimensions: 147 × 51.5 × 114 mm

• Weight: 0.54 kg

Application Areas

The P0916NN module is widely implemented in systems requiring high reliability and redundancy, including:

• Power generation and energy systems

• Oil & gas production and refining

• Petrochemical processing

• Pharmaceutical manufacturing

• Water and wastewater treatment

• Continuous and discrete manufacturing lines

FAQ

Q: What is the primary function of the P0916NN module?
A: It manages redundant I/O paths and ensures seamless switchover in case of channel failure, preventing process interruption.

Q: Can the module be replaced during operation?
A: Yes, it supports hot-swapping, allowing replacement without shutting down the control system.

Q: Is it compatible with legacy Foxboro systems?
A: It is designed for integration within the Foxboro I/A Series and is generally backward compatible depending on system configuration.