مقدمة المنتج
The وودوارد 9905-792 is an industrial-grade digital speed control وحدة designed specifically for use with diesel and gas engines, particularly in generator sets and mechanical drive applications. This model belongs to وودوارد’s 2301D digital control family, which is known for منfering precise and reliable engine speed regulation with flexible programming capabilities. The 9905-792 model features a load-sharing capability and is optimized for parallel generator operation.
The controller integrates advanced electronic components to enhance accuracy and durability even in harsh operating environments. Its modular architecture supports remote communication, configuration through PC-based tools, and seamless integration with existing engine management systems. With its rugged construction, it is a preferred solution in power generation, marine, oil & gas, and industrial automation applications.
Technical Specifications
| Parameter | Details |
|---|---|
| الطراز Number | وودوارد 9905-792 |
| Control Type | Digital Speed Control |
| Power Supply | 18–40 VDC |
| Speed Range | 500 – 15,000 RPM |
| Frequency Range | 40 – 500 Hz |
| Communication Interface | RS-232 / RS-485 |
| Load Sharing | Yes (Droop and Isochronous) |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -55°C to +85°C |
| Mounting Type | Panel Mount |
| Protection Level | IP20 (with enclosure) |
| الوزن | 1.9 kg |
| Dimensions | 215.9×157.48×78.74mm |
| Certifications | CE, UL, CSA |
Product Advantages
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High Precision Control: Offers stable and accurate speed control even in varying load conditions.
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Flexible Configuration: Easily configurable using PC-based tools via serial interface.
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Load Sharing Capabilities: الدعمs parallel operations through isochronous or droop load sharing.
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Wide Speed Range: Can control engines ranging from 500 RPM to 15,000 RPM.
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Durability: Industrial-grade components ensure long life and minimal maintenance.
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Temperature Tolerance: Operates reliably across extreme temperature ranges from -40°C to +70°C.
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Seamless Integration: Easily integrates with other وودوارد modules and third-party systems.
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Communication الدعم: Comes with RS-232/RS-485 interface for remote monitoring and diagnostics.
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Compact Footprint: حفظs space in panels with its relatively small size and panel-mount design.
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Global Certifications: Certified for use in a wide range من regulated environments (CE, UL, CSA).
Product Applications
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Power Generation Systems: Provides precise speed regulation and load sharing for gensets in standby and continuous operation.
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Marine Engines: Used in propulsion and auxiliary power وحدةs in marine vessels.
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Industrial Engines: Controls speed and load-sharing for pumps, compressors, and turbines.
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Oil and Gas Sector: Helps in engine-driven compressor and pump control in upstream and midstream operations.
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Renewable Energy: Assists in hybrid systems where diesel generators work in tandem with renewables.
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Mechanical Drive Systems: Ensures constant engine speed in conveyor belts and industrial drive systems.
الأسئلة الشائعة (FAQ)
Q1: Is the 9905-792 compatible with legacy وودوارد 2301A/B controllers?
A1: While it shares functional similarities, 9905-792 has different configuration tools and may require wiring adaptations for full compatibility.
Q2: Can the controller be configured without a PC?
A2: No, it requires the وودوارد Toolkit sمنtware on a PC for configuration via serial connection.
Q3: Does the 9905-792 support Ethernet communication?
A3: This specific model supports RS-232/RS-485 only. For Ethernet, consider 2301E series models.
Q4: What type من load sharing does it support?
A4: It supports both isochronous and droop load sharing, suitable for parallel generator operation.
Q5: Can it be used in marine environments?
A5: Yes, with appropriate enclosures, it performs reliably in marine applications.
Q6: Is firmware upgradable?
A6: Firmware updates are possible via وودوارد Toolkit sمنtware but must be done by authorized technicians.
Q7: What’s the typical installation time?
A7: Depending on system complexity, installation takes 2–4 hours including wiring and configuration.
Q8: Is it compliant with environmental standards?
A8: Yes, it complies with CE, UL, and CSA standards for electrical and environmental safety.
Q9: What is the maximum number من engines it can synchronize with?
A9: There’s no hard limit; it depends on system configuration and bus design, but typically used with up to 8 gensets.
Q10: What is the warranty period?
A10: Standard warranty is 1 years from the date من shipment, extendable with service contracts.
Recommended Related or Same-Series الطرازs
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وودوارد 9905-795 – 2301D load sharing with alternate communication protocol
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وودوارد 9905-796 – Speed control for high-speed engines
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وودوارد 9905-797 – For use in applications with high shock and vibration tolerance
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وودوارد 9905-873 – Variant with additional input/output flexibility
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وودوارد 9905-877 – Marine-optimized 2301D model
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وودوارد 2301D-ST – Starter version with limited feature set for simple gensets
Popular وودوارد الطرازs with Specifications
| الطراز | Function | Voltage | Dimensions (mm) | الوزن (kg) |
|---|---|---|---|---|
| 9905-792 | Digital Speed Control | 18–40 VDC | 314 x 165 x 58 | 1.8 |
| 9907-018 | Analog Speed Control | 20–32 VDC | 224 x 175 x 54 | 1.5 |
| 9905-969 | Genset Synchronizer | 18–40 VDC | 265 x 160 x 55 | 1.7 |
| 8440-2081 | EasyGen Controller | 8–40 VDC | 244 x 180 x 75 | 2.2 |
| 9905-827 | 2301D for Load Sharing | 18–40 VDC | 314 x 165 x 58 | 1.8 |
| 5501-550 | Industrial Governor | 24 VDC | 200 x 145 x 60 | 1.6 |
| 505E | Steam Turbine Controller | 24 VDC | 270 x 170 x 80 | 2.4 |
| 9907-205 | Dual Redundant Speed Control | 18–40 VDC | 320 x 160 x 65 | 2.1 |
معلومات الشركة
E-mail: [email protected]
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Add: مبنع أليشان، 2 طريق لفلينج، منطقة سيمينغ، شيامن، فوجيان، الصين، 361006
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