8516-042 Woodward Ship Spare Parts

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Product basic information
Manufacturer: Woodward
Model: 8516-042
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
8516-042 controller has stable performance and high reliability

Categories: WOODWARD
Tags: - Actuator 8516-042 controller debugger module Motor touch screen WOODWARD

8516-042 Woodward Ship Spare Parts

The 8516-042 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 8516-042
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:
- 8516-042 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. Adjust the inductance

Inductance is another parameter that can regulate current. Inductors can store and release magnetic field energy in circuits, thereby affecting changes in current.

By replacing inductors with different inductance values or adjusting the voltage of the inductors, it is possible to adjust the current. Inductive regulation is commonly used

in situations where stable current or suppression of current fluctuations is required.

4. Adjust the voltage

Voltage is a factor that directly affects current. According to Ohm”s Law, current is equal to voltage divided by resistance. Therefore, by changing the power supply voltage or

adjusting the output voltage of the power supply, it is easy to regulate the current in the circuit. Voltage regulation usually has the advantages of fast response speed and

wide adjustment range, and is one of the commonly used adjustment methods in current controllers.

3、 Application scenarios

1. Electric vehicle controller

In electric vehicles, the current controller is responsible for regulating the working current of the motor, thereby affecting the speed and power of the electric vehicle.

Electric vehicle controllers typically have a knob or slider for adjusting the current. Rotating or sliding this device can change the magnitude of the current, thereby

adjusting the speed and power of the electric vehicle. When adjusting the electric vehicle controller, attention should be paid to observing the operating status of the motor

and the battery level to avoid equipment damage caused by overcurrent or overheating.

2. Industrial equipment

In industrial equipment, the regulation of current controllers usually requires professional skills and the use of specialized tools. For example, in automated production lines,

current controllers are used to regulate the working current of actuators such as motors and solenoid valves to ensure the stability and accuracy of the production process.

When adjusting the current controller in industrial equipment, it is necessary to fully understand the working principle and control requirements of the equipment, and follow the

operating guidelines of the equipment manufacturer.

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: 8516-042 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).
8516-042 Weight: Approximately 9.11 pounds (4.13 kilograms).

IV. Application Scenarios

Steam Turbine Control: 8516-042Suitable 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.