WOODWARD 5441-635 Product Detailed Description

Product Model: WOODWARD 5441-635

Brand: WOODWARD (Woodward)

Product Type: NetCon 5000 / MicroNet Series Processor Module

Generation Date: 2026-05-18 11:17:23

I. Product Overview

WOODWARD 5441-635 is a central processor module specifically designed for NetCon 5000 and MicroNet control systems. As the core computing unit of the control system, it is responsible for executing all control algorithms, processing I/O signals, managing communication interfaces, and monitoring system status. This module is an early model and is currently mainly circulated in refurbished / spare parts form in the market. 

II. Core Functional Characteristics

High-performance real-time control: Equipped with an industrial-grade processor and running a real-time operating system (RTOS), ensuring millisecond-level control response.

Centralized signal processing: Unified processing of all analog (AI/AO) and digital (DI/DO) signals within the system.

Advanced control algorithms: Built-in PID, feedforward, cascade, logic interlock, and other industrial control algorithms.

Multi-protocol communication: Supports various industrial buses to achieve data interaction with upper computers, DCS systems, or third-party devices.

System diagnosis and alarm: Real-time monitoring module and I/O status, with complete fault diagnosis, alarm, and event recording functions.

Non-volatile storage: Built-in flash memory for saving control programs, configuration parameters, and historical events, with no data loss during power failure.

Hot-swappable compatibility: Supports online replacement during system operation, minimizing downtime.

Industrial-grade reliability: Wide temperature, shock-resistant, dust-proof design, meeting the strict requirements of continuous production environments in power plants, petrochemicals, etc.

III. Technical Specifications

1. Core Performance

Processor: 32-bit industrial-grade RISC processor

Memory:

SDRAM: ≥ 16 MB

Flash ROM: ≥ 4 MB (for program and configuration storage)

Real-time operating system: Proprietary RTOS to ensure control determinism

Processing cycle: Typical control task cycle < 10ms

2. Communication Interfaces

Backplane bus: Proprietary high-speed parallel bus, connecting all I/O modules within the rack

Front-end ports:

1 x RS-232 (for programming/debugging)

1 x RS-485 (supports Modbus RTU protocol)

1 x Ethernet port (10/100 Mbps, supports Modbus TCP/IP)

Protocol support: Modbus RTU, Modbus TCP/IP, proprietary NetCon protocol

3. Physical and Environmental

Size (W×H×D): Standard rail-mounted module, approximately 229 mm × 178 mm × 45 mm

Weight: Approximately 0.9 kg

Installation: Standard NetCon/MicroNet 12-slot chassis (5439-861)

Operating temperature: -40°C ~ +70°C

Storage temperature: -55°C ~ +85°C

Humidity: 5% ~ 95% RH (no condensation)

Protection: IP20

4. Product Status

Product status: Discontinued

Alternative model: 5435-444 (New generation MicroNet Plus controller, in service)

Comparison within the series:

5435 series: Current main controller (such as 5435-444)

5441-635: Early NetCon/MicroNet processor (discontinued)

5441 series: I/O relay module (such as 5441-413, 5441-419, in service)

IV. Typical Application Scenarios

Steam turbine / gas turbine control: As the core of controllers such as 505/505E, 723+, performing speed control, load control, anti-surge protection, sequence control.

Power generation system control: Generator grid connection, excitation control, plant power monitoring, protection interlock.

Industrial process control: DCS system main controller in industries such as chemical, metallurgy, papermaking.

Compressor control: Anti-surge, performance control, safety shutdown for centrifugal / reciprocating compressors.

Pump and fan control: Speed control, logic interlock, status monitoring for large pump sets, induced draft fans, supply fans.

V. System Configuration and Compatibility 1. Essential Components

Power Module: 5439-766 (24VDC System Power Supply)

Rack: 5439-861 (12-slot Standard Rack)

I/O Module: 5437 Series (AI/AO/DI), 5441 Series (Relay Output)

Programming Software: Woodward ControlCore or NetCon Toolkit

2. Compatible Systems

Fully Compatible: NetCon 5000, MicroNet Control System

Downward Compatible: Can be used for upgrading early Excel 150/250 Control Systems

Software Compatible: Supports Woodward 505, 723, GCP, etc. Control Applications

Six. Quality and Service

Origin: USA (WOODWARD Original Factory)

Warranty: Refurbished / Spare Parts Offered for 6-12 Months Warranty

Service: Module Testing, Program Restoration, Fault Diagnosis, System Upgrade Technical Support