Description
1. Product Description
2. Product Parameters
| Parameter | Details |
|---|---|
| Power Supply | Operates on a 24V DC power supply, providing a stable and reliable energy source for the internal circuits of the board. |
| Input Signals | Accepts a variety of input signals. Analog input signals include 0 – 10V or 4 – 20mA signals representing electrical parameters like voltage, current, and power factor. Digital input signals are used for status information and control commands from the main control system. |
| Output Signals | Generates firing pulses for the rectifier thyristors. These pulses have specific amplitudes, frequencies, and phase relationships to accurately control the conduction of the thyristors. |
| Communication Interface | Equipped with an RS – 485 serial communication interface, enabling data exchange with other control devices in the excitation system or a central monitoring station. This allows for remote monitoring, configuration, and diagnostic functions. |
| Operating Temperature Range | Designed to operate within a temperature range of – 20°C to 60°C, suitable for a wide range of industrial environments. |
3. Advantages and Features
- High – Precision Control: The IS200ERSCG1A offers extremely precise control over the rectifier firing angle. It can adjust the firing angle with high accuracy, resulting in a stable and well – regulated DC output. This precision ensures that the generator’s field current is accurately controlled, maintaining the output voltage within a tight tolerance, typically ±0.5% of the rated value.
- Reliability: Built with high – quality components and a robust design, the board is highly reliable. It can withstand harsh industrial conditions, including high – temperature, high – humidity, and high – vibration environments. In long – term operation, it has a low failure rate. For example, in a power plant with continuous operation, the IS200ERSCG1A has demonstrated reliable performance over many years, minimizing downtime and maintenance costs.
- Fast Response Time: The board has a fast response time to changes in the generator’s operating conditions. When there is a sudden change in load or other electrical parameters, it can quickly adjust the rectifier firing angle to maintain the stability of the generator’s output. This fast response helps to prevent voltage and frequency fluctuations, ensuring the quality of the electrical power supplied.
- Flexible Configuration: The IS200ERSCG1A allows for flexible configuration according to different generator requirements. Users can adjust various parameters, such as the gain, set – points, and control algorithms, to optimize the performance of the excitation system for different generator types and operating scenarios.
4. Application Areas and Application Cases
- Application Areas: The IS200ERSCG1A is widely used in power generation facilities, including thermal power plants, hydropower plants, and gas – fired power plants. It is also applicable in industrial settings where large – scale generators are used for self – power generation, such as in large manufacturing plants, refineries, and data centers.
- Application Case: In a hydropower plant, the IS200ERSCG1A is installed in the generator’s excitation system. When the water flow through the turbines changes due to seasonal variations or reservoir management, the generator’s load and output requirements change. The IS200ERSCG1A quickly detects these changes through the input signals and adjusts the rectifier firing angle accordingly. This ensures that the generator’s output voltage remains stable, and the power generated is of high quality, suitable for transmission to the grid.
5. Comparison with Competing Products
6. Selection Suggestions
- Compatibility: Ensure that the IS200ERSCG1A is compatible with your existing generator excitation system. Check the communication interfaces, power supply requirements, and input/output signal types to avoid integration issues.
- Performance Requirements: Evaluate your specific application requirements, such as the required control accuracy, response speed, and the power rating of the generator. Make sure the IS200ERSCG1A can meet these performance criteria.
- Budget: Consider your budget when selecting the product. While the IS200ERSCG1A offers high – quality performance, it is important to ensure that it fits within your financial constraints.
7. Precautions
- Installation: Follow the installation instructions in the product manual carefully. Incorrect wiring, improper grounding, or incorrect mounting can cause damage to the board or lead to system malfunctions.
- Operating Environment: Keep the operating environment of the IS200ERSCG1A within the specified temperature and humidity range. Avoid exposing it to strong electromagnetic interference, corrosive substances, and excessive dust, as these can degrade the performance and lifespan of the board.
- Maintenance: Regularly inspect the board for any signs of damage, loose connections, or abnormal operation. Follow the recommended maintenance schedule, including cleaning and component testing, to ensure the long – term stable operation of the IS200ERSCG1A.
IC660ELB912J
High-Speed Gigabit Ethernet Connectivity
The IC660ELB921M provides 1Gbps throughput and dual-port flexibility at approximately 1.5 times the cost of the single-port IC660ELB910, making it ideal for users with high-bandwidth needs. A German automotive assembly plant used 12 IC660ELB921M modules to build a gigabit Ethernet network for its RX3i-based production line control system: each module connected an RX3i rack (equipped with IC695CPU331) to 8 robotic arms and 2 HMI terminals. The 1Gbps throughput supported real-time transmission of robotic motion data (1000 data points per second per robot), and the dual-port design enabled separate networks for control and monitoring—reducing data latency by 70% compared to the IC660ELB910, ensuring precise coordination of the assembly line.
Redundant Ring Network for Uninterrupted Operation
Unlike single-port modules (where a cable break shuts down communication), the IC660ELB921M’s ring topology support ensures network redundancy. A US integrated power plant deployed 18 IC660ELB921M modules in a ring network connecting 18 RX3i racks (controlling turbines, boilers, and generators): when a cable between two modules failed, the network recovered within 250ms, and all control loops continued operating without interruption. This reduced unplanned downtime from 4 hours (with single-port modules) to 0 minutes, avoiding $200,000 in lost power generation revenue per incident.
Multi-Protocol Compatibility for Interoperability
Supporting Modbus TCP, Ethernet/IP, and DNP3.0 protocols, the IC660ELB921M ensures seamless integration with diverse industrial devices. A Chinese smart factory used 8 IC660ELB921M modules to connect its RX3i PLC system with third-party equipment: 4 modules acted as Modbus TCP clients to collect data from Siemens S7-1200 PLCs (controlling conveyors), 2 modules served as Ethernet/IP adapters to communicate with Allen-Bradley VFDs, and 2 modules ran DNP3.0 over IP to send data to the plant’s SCADA system. This compatibility avoided the need for expensive protocol converters (which would have cost $30,000), reducing integration costs by 60%.
Advanced Security and Remote Diagnostics
Equipped with 802.1X authentication and a built-in web server, the IC660ELB921M enhances network security and simplifies maintenance. A Middle Eastern oil refinery deployed 10 IC660ELB921M modules in its hazardous area RX3i systems: 802.1X authentication prevented unauthorized access to the control network, and the web server allowed engineers to remotely configure IP addresses and run ping tests. During a recent maintenance cycle, engineers used the built-in packet capture tool to diagnose a communication issue with a DNP3.0 SCADA link—reducing troubleshooting time by 80% compared to modules without remote diagnostics.
Full 12-month warranty on all components
Dedicated after-sales support
Same-day dispatch on 1000s of parts
All units are fully tested
- 1. Email confirmation
You will get an email confirming that we have received your enquiry. - 2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition. - 3. Your quote
You will receive a comprehensive quote tailored to your specific needs.


Full 12-month warranty
Available for dispatch immediately
We deliver worldwide
Full 12-month warranty on all components