8200-1301 Woodward ProTech 203

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Product basic information
Manufacturer: Woodward
Model: 8200-1301
Belonging to the famous 505 series
Supports multiple communication protocols and can be smoothly integrated with the existing control system of the factory
Core application: Designed specifically for speed control and protection of steam turbines
8200-1301 controller has stable performance and high reliability

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8200-1301 Woodward ProTech 203

The 8200-1301 is a microprocessor-based digital governor controller produced by Woodward, belonging to its classic 505 series.
It is primarily designed for speed control and protection of steam turbines. Below is a detailed introduction to this product:

I. Product Overview

Brand and Model: Woodward 8200-1301
Series: 505 Series Digital Governor
Type: Microprocessor-based controller
Purpose: Specifically designed for steam turbines to control their speed and provide overspeed protection.

II. Core Functions

Speed Control:
- 8200-1301 Precisely controls the speed of steam turbines by adjusting steam inlet flow.
- Supports single-range or split-range actuators to accommodate turbines of different sizes.
Overspeed Protection:
- Incorporates triple independent overspeed protection logic to ensure rapid shutdown in case of overspeed, preventing equipment damage.
- Provides an overspeed test button for convenient on-site testing of protection functions.
Emergency Shutdown:
- Equipped with an emergency stop button for immediate shutdown in emergency situations.
System Protection:
- - Automatically switches control modes upon sensor failure to ensure uninterrupted system operation.
  - Offers local/remote control priority selection to adapt to different operational scenarios.

3. Control form of motion controller

Point motion control: It only requires the endpoint position and is independent of the intermediate process of motion, that is, the motion trajectory.

The corresponding motion controller requires fast positioning speed, and different acceleration and deceleration control strategies are adopted in the acceleration and deceleration stages of the motion.

During acceleration, in order to quickly accelerate the system to the set speed, the system gain is often increased and the acceleration is increased. In the final stage of deceleration,

an S-shaped deceleration control strategy is adopted. In order to prevent vibration after the system is in place, the gain of the system will be appropriately reduced after planning is in place.

Therefore, point motion controllers often have the ability to adjust control parameters and acceleration/deceleration curves online.

Continuous trajectory motion control: This control, also known as contour control, is mainly applied in the motion contour control of traditional CNC systems and cutting systems.

The corresponding problem that the motion controller needs to solve is how to ensure the contour accuracy of the system during high-speed motion, while also ensuring a

constant tangential velocity of the tool when moving along the contour. When processing small line segments, there is a multi segment program preprocessing function.

Synchronous motion control: refers to the coordinated control of motion between multiple axes, which can be achieved by synchronizing multiple axes throughout the entire motion

or by locally synchronizing speed during the motion process. It is mainly used in system control that requires electronic gearbox and electronic cam functions. There are industries such as printing

and dyeing, printing, papermaking, steel rolling, and synchronous shearing in the industry. The control algorithm of the corresponding motion controller often adopts adaptive feedforward control,

which automatically adjusts the amplitude and phase of the control variable to ensure that a control effect equal to the interference amplitude and opposite in phase is added at the input end to suppress periodic interference and ensure synchronous control of the system.

III. Technical Specifications

Power Supply: 18-32 VDC, supporting 24VDC input.
Display: Two-line x 24-character LED display for clear indication of operating status and parameters.
Enclosure: NEMA 4X or IEC 60529 IP56 rated for protection against harsh industrial environments.
Inputs/Outputs:
- Inputs: 6 programmable current inputs, 16 discrete contact inputs.
- Outputs: 2 actuator outputs, 8 relay outputs, 6 programmable current outputs.
Communication Interfaces: 8200-1301 Supports RS-232, RS-422, and RS-485 hardware interfaces for easy integration with host computers or other devices.
Software: Equipped with OpView™ and 505View software for parameter configuration, monitoring, and fault diagnosis.
Operating Temperature: -20 to +60°C (some models support -4 to +140°F).
Storage Temperature: -40 to +85°C (some models support -40 to +185°F).
8200-1301 Weight: Approximately 9.11 pounds (4.13 kilograms).

IV. Application Scenarios

Steam Turbine Control: 8200-1301Suitable for steam turbines of various sizes, including industrial steam turbines, small grid turbo-generators, and turboexpanders.
Single Extraction and Admission Applications: Designed for operating steam turbines in single extraction and/or admission applications.
On-Site Programming: Allows on-site operators to program and adjust parameters through an integrated operator control panel, adapting to different operating conditions.

V. Product Advantages

High Reliability:
- Microprocessor-based design ensures precise control and stability.
- Triple independent overspeed protection logic provides multiple layers of safety.
Flexibility:
- Supports various actuator and sensor configurations to accommodate different turbine models.
- Offers a rich set of input/output interfaces for easy system expansion and integration.
Ease of Use:
- Two-line x 24-character LED display provides an intuitive operating interface.
- A 30-key multifunctional keyboard simplifies parameter configuration and operation.
Compatibility:
- Supports multiple communication protocols for easy integration with DCS, PLC, and other systems.
- Provides OpView™ and 505View software for remote monitoring and fault diagnosis.