Excellent PLC
Product Overview
The Woodward 8290-180 is a high-performance Generator Load Sensor engineered to precisely monitor electrical load levels in generator systems. As part of Woodward’s comprehensive control ecosystem, the 8290-180 is designed for use in load sharing and system protection applications. It plays a crucial role in detecting real-time generator output and ensuring accurate power management, especially in multi-generator or grid-connected environments.
Its robust construction and reliable sensing capability make it ideal for demanding industrial applications including power generation, marine, oil & gas, and process industries. With high immunity to noise and environmental interference, the 8290-180 ensures that generators operate within their specified load limits, thereby protecting both the machinery and the connected systems.
Technical Specifications
| Parameter | Details |
|---|---|
| Model | Woodward 8290-180 |
| Function | Generator Load Sensor |
| Input Voltage Range | 90–264 VAC, 50/60 Hz |
| Current Input Range | 0–5 A AC (from CTs) |
| Voltage Input Range | 0–600 VAC (from PTs) |
| Power Consumption | < 10 W |
| Frequency Range | 45–65 Hz |
| Output Signal | 0–5 VDC (proportional to load) |
| Mounting Style | Panel/DIN-rail Mountable |
| Protection Class | IP20 (Standard) |
| Operating Temperature | –40 °C to +70 °C |
| Storage Temperature | –55 °C to +85 °C |
| Humidity Tolerance | 5%–95% RH, non-condensing |
| Dimensions (W x H x D) | 200 x 150 x 80 mm |
| Weight | 1.8 kg |
| Certifications | CE, UL, CSA, RoHS Compliant |
| Isolation | Galvanic isolation between input and output |
Applications
The Woodward 8290-180 Generator Load Sensor is widely used in critical infrastructure and industrial systems where accurate generator load measurement is essential for operational efficiency and protection. Primary applications include:
-
Industrial Generator Sets
Monitors real-time power output for overload protection and efficiency. -
Parallel Generator Systems
Supports load sharing and load balancing between multiple generators. -
Marine Electrical Systems
Ensures balanced electrical distribution onboard ships. -
Standby Power Systems
Detects load status to facilitate automatic transfer switching and generator start-up. -
Renewable Energy Integration
Provides load data in hybrid generator-solar/battery systems. -
Utility Grid Backup Systems
Assists in monitoring and controlling load levels during outages.
Key Advantages
-
Accurate Load Monitoring
Provides precise real-time analog output reflecting actual generator load conditions. -
Industrial-Grade Design
Engineered for harsh environments with wide operating temperature and humidity tolerance. -
Easy Integration
Can be integrated into Woodward control systems or third-party PLCs via standard analog signal outputs. -
Enhanced Equipment Protection
Helps prevent overload situations that can damage generators or downstream equipment. -
Low Maintenance Operation
Simple, rugged design with no moving parts ensures long service life and minimal servicing needs. -
Galvanic Isolation
Protects sensitive control circuitry by isolating signal paths. -
Broad Compatibility
Suitable for single-phase and three-phase systems through external PT/CT inputs.
Frequently Asked Questions (FAQ)
-
What type of signal does the 8290-180 output?
It outputs a 0–5 VDC analog signal proportional to the real-time generator load. -
Can this sensor be used in multi-generator systems?
Yes, it is specifically designed for load sharing and parallel operation systems. -
Is galvanic isolation included?
Yes, input and output circuits are fully isolated for safety and signal integrity. -
What kind of input connections are required?
The unit accepts voltage from potential transformers (PTs) and current from current transformers (CTs). -
Is it suitable for marine environments?
Yes, provided it’s installed in a protected, dry cabinet with controlled ventilation. -
How is the sensor mounted?
It can be mounted on a panel or DIN rail, depending on the system layout. -
Does it require regular calibration?
Minimal calibration is required after installation; periodic checks are recommended for critical applications. -
Is it compatible with non-Woodward controllers?
Yes, as long as the controller accepts 0–5 VDC analog input, it can be used. -
What protections are built-in?
It includes internal fusing, isolation, and overload protections for both voltage and current inputs. -
Can it be used in solar-diesel hybrid systems?
Absolutely. It provides essential load feedback for hybrid energy management systems.
Related Models (Same Series or Functionality)
| Model Number | Description | Key Feature |
|---|---|---|
| 8290-160 | Generator Load Sensor | Narrower current range, compact size |
| 8290-190 | Digital load sensor with integrated display | Local visual load feedback |
| 8290-185 | High-precision load sensor | Extended frequency range |
| 2301D-EC | Load share and speed control controller | Supports analog load input |
| 9907-018 | Load sensor for parallel generator systems | For 3-phase balanced loads |
| 5504-840 | Integrated load monitoring and fault relay | Load sensing with trip functions |
Popular Woodward Models
| Model Number | Description | Application |
|---|---|---|
| 505XT | Advanced steam turbine controller | Power generation systems |
| easYgen-3500XT | Generator set controller | Synchronization and load sharing |
| 723PLUS | Actuator and engine control system | Gas turbine and engine control |
| Flex500 | Programmable automation controller | Industrial control and automation |
| ProAct™ Digital Plus | Integrated actuator and control | Large engine and fuel systems |
| Atlas II | Turbine and compressor controller | Oil & Gas and petrochemical industries |
