Woodward 9905-096 |CPU Module, Origin: United States
1.9905-096 Product Overview
The Woodward 9905-096 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.
2. 9905-096 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 9905-096 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.
4、 Application of Motor Controller
Motor controllers are widely used in various devices and systems that require motor drive, such as electric vehicles,
industrial automation, robots, aerospace, and other fields. The following are the applications of motor controllers in several typical fields:
Electric vehicles: In electric vehicles, the motor controller is a key component that controls the vehicle”s driving status.
It precisely controls the operation of the motor based on the driver”s instructions and the actual state of the vehicle, achieving
functions such as starting, accelerating, decelerating, and braking of the vehicle. At the same time, the motor controller can also
achieve functions such as energy recovery and braking energy feedback, improving the vehicle”s energy utilization rate and range.
Industrial automation: In the field of industrial automation, motor controllers are widely used in various mechanical equipment
and production lines. Accurate control of the motor through the motor controller can achieve automated operation and precise
control of the equipment, improving production efficiency and product quality.
Robots: In the field of robotics, motor controllers are key components for controlling the movement of robots. By using a motor
controller to precisely control the motors of each joint of the robot, precise control of various actions and postures of the robot
can be achieved, enabling the robot to complete various complex tasks.
Aerospace: In the field of aerospace, motor controllers are applied in the drive systems of various aircraft and spacecraft. Due
to the high performance requirements for motor controllers in the aerospace industry, motor controllers need to have characteristics
such as high precision, high reliability, and high stability.
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