وودوارد 9905-387 ProAct drive modules

مقدمة المنتج

The وودوارد 9905-387 is a highly reliable and durable digital speed control module from the 2301D series, engineered specifically for use in engine and turbine applications that require precise governing and load-sharing functionality. Designed for use in generator set and mechanical drive applications, the 9905-387 integrates advanced microprocessor technology to provide dependable, real-time engine control.

It features flexible configuration options via the built-in keypad or serial interface, allowing it to be adapted to various application demands. It supports isochronous load sharing, droop operation, and provides PID loop-based speed control for both single and parallel وحدة operations.

This controller is an integral part من critical control systems in power generation, marine propulsion, and industrial process operations, where stable speed and load control is non-negotiable.

Product Advantages

• High Accuracy Control: Maintains engine or turbine speed precisely through advanced PID control algorithms.

• Multi-functionality: Combines speed control, load sharing, and system monitoring in one compact وحدة.

• Flexible Configuration: Setup can be done via front panel keypad or Modbus-compatible serial interface.

• Rugged Design: Built to operate in harsh industrial environments with high reliability.

• Remote Operation Ready: Integrated communications for remote monitoring and control.

• Wide Application الدعم: Compatible with a wide range من prime movers and actuator systems.

Technical Specifications

Product Applications

• Power Generation Systems: Ensures optimal engine speed and load balancing across multiple generators.

• Marine Propulsion: Used to control main engine speeds in ships and vessels for efficient marine propulsion.

• Industrial Turbines: Controls steam or gas turbine speed and output power reliably.

• Oil & Gas Facilities: Maintains operational stability in critical compressor or pump control systems.

• Cogeneration Plants: Provides load sharing and stability between gas engines and utility supply.

• Remote Power وحدةs: Perfect for منf-grid or backup power systems requiring autonomous speed regulation.

Installation and Setup Instructions

1. Mounting:

   • Secure the وحدة using the panel-mount screw holes provided.

   • Ensure proper ventilation around the controller for heat dissipation.

2. Electrical Connections:

   • Connect the power supply (18–40 VDC) to the designated terminals.

   • Input the speed sensor signal to the speed input terminals.

   • Connect actuator output and feedback signals as specified in the manual.

3. Communication Setup:

   • Connect RS-232 or RS-485 cable to allow configuration or remote monitoring.

   • Ensure Modbus settings match your supervisory system (baud rate, parity, etc.).

4. Configuration:

   • Use the onboard keypad and display to access menu settings.

   • Adjust PID settings, speed setpoints, and mode من operation.

   • حفظ configurations to onboard memory.

5. Testing & Commissioning:

   • Run functional tests to validate speed and load control.

   • Monitor performance under various load conditions.

10 De-AI Style FAQs (Q&A Format)

Q1: What is the main function من the وودوارد 9905-387 controller?
A1: The 9905-387 is used to regulate engine or turbine speed and to facilitate load sharing among parallel وحدةs.

Q2: Can this controller handle both isochronous and droop control modes?
A2: Yes, it supports both modes and allows switching based on application needs.

Q3: Is the 9905-387 suitable for outdoor installations?
A3: While rugged, the وحدة is designed for panel mounting inside control cabinets. Enclosure protection should be considered for outdoor setups.

Q4: What types من engines can it control?
A4: It is compatible with diesel, gas, and turbine engines, provided proper actuator and speed feedback systems are in place.

Q5: How is the configuration performed?
A5: Configuration is done via front panel keypad or through Modbus using RS-232/RS-485 communication.

Q6: Does the وحدة store configuration settings after power loss?
A6: Yes, settings are saved in non-volatile memory and persist through power cycles.

Q7: Can it be used in marine vessels?
A7: Absolutely. It is widely used for speed control in marine propulsion and auxiliary generators.

Q8: What’s the typical startup time after power is applied?
A8: The system typically initializes in a few seconds, depending on configuration complexity.

Q9: Is sمنtware needed for configuration?
A9: No sمنtware is strictly required, though optional tools are available for PC-based setup.

Q10: How long is the expected service life?
A10: With proper installation and environmental control, it can operate reliably for over 5 years.

6 Related or Same-Series الطرازs

1. وودوارد 9905-386 – 2301D Digital Controller, forward-acting version

2. وودوارد 9905-389 – Similar model with additional protective features

3. وودوارد 9905-383 – Version with additional voltage inputs

4. وودوارد 9905-384 – For reverse-acting actuator configurations

5. وودوارد 9905-385 – Designed for droop-only applications

6. وودوارد 9905-388 – 2301D for complex load-sharing with analog feedback

6 Popular الطرازs from وودوارد (With Key Specs)

معلومات الشركة

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Add: مبنع أليشان، 2 طريق لفلينج، منطقة سيمينغ، شيامن، فوجيان، الصين، 361006

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