Woodward 8280-1001 |CPU Module, Origin: United States
1.8280-1001 Product Overview
The Woodward 8280-1001 belongs to the 505/505E series digital turbine controllers. It is a microprocessor-based control module designed for single-valve steam turbines,
including single extraction/admission systems or split-range actuator configurations.
The controller features a front panel Operator Control Panel (OCP) with a two-line, 24-character display and multi-function keypad, allowing easy on-site configuration and monitoring.
contacts： Mike
+86 18350224834 （WeChat/WhatsApp）
Email：Mike18350224834@gmail.com
2. 8280-1001 Technical Specifications and Parameters
| Parameter | Details |
|---|---|
| Power Supply | +24 VDC, approx. 1 A |
| I/O Outputs | Discrete Outputs: 8 Analog Outputs: 6 Actuator Outputs: 2 |
| Display / HMI | Two-line, 24-character LCD, with multi-function keypad |
| Dimensions | Approx. 14 × 11 × 4 in (35.6 × 27.9 × 10.2 cm) |
| Weight | Approx. 9.11 lbs (4.13 kg) |
| Operating Temperature | –4 to +140 °F (–20 to +60 °C) |
| Storage Temperature | –40 to +185 °F (–40 to +85 °C) |
| Humidity Standard | 95% RH at 20-55 °C for 48 hours without damage |
| Protection Class | Typically meets industrial dust and water protection standards |
| Communication Protocol | Supports Modbus, RS-232 / RS-422 serial interfaces |
3. Brand History
Woodward, Inc., founded in 1870 and headquartered in Fort Collins, Colorado, USA, is a global leader in energy control systems. The company has a long history of innovation in turbine control, engine management,
and power generation systems.
Woodward products are widely recognized for their reliability and precision in demanding industrial and power generation applications.
4. Applications in Industrial Automation
The 8280-1001 plays a critical role in industrial automation and power generation environments:
- Steam Turbine Control: Manages startup, speed regulation, and extraction/admission control of steam turbines.
- Power Generation Systems: Used in power plants to regulate turbine-driven generators for stable frequency and load management.
- Compressor and Pump Drive Control: Ensures precise speed control for turbine-driven compressors and pumps.
- Process Industry Applications: Applied in chemical plants, refineries, and other industries requiring precise turbine operation.
- Safety and Protection Functions: Includes overspeed protection, critical speed avoidance, actuator travel limits, and event logging for operational safety.
According to the system structure classification of motion controllers:
Motion controllers can be mainly divided into bus based motion controllers, independent application motion controllers, and hybrid motion controllers.
Bus based motion controllers utilize existing hardware and operating systems, combined with user developed applications,
to achieve motion control and have high-speed data processing capabilities. The bus forms mainly include ISA interface, PCI interface,
VME interface, RS232 interface, and USB interface.
A motion controller for independent applications is a combination of a controller I/O、 The operation interface and communication interface are
installed in one chassis, and the update, I/O, and operation interface of the servo
ring are all completed by appropriate internal software. This type of controller cannot provide a flexible communication and operation interface
like bus based controllers, and it is also difficult to integrate into large systems. However, from the perspective of application requirements, both types
of motion controllers have their own advantages: motion controllers based on bus structure are easy to integrate into the system, have good network functionality and openness;
The application of independent motion controllers is flexible and
easy to upgrade and optimize the system.
A hybrid motion controller is assembled from a motion controller and a servo drive, which has the advantages of an independent motion
controller and can also connect multiple servo drives together through various methods and protocols for coordinated control.
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