Description
The
IS200EDCFG1A is a significant PLC spare part from GE, a renowned brand in the industrial automation industry. This model, the
IS200EDCFG1A, serves as an excitation DC feedback board in the EX2100 excitation control system.
The core function of the IS200EDCFG1A is to measure the excitation voltage and excitation current of the SCR bridge. It communicates with the EISB board in the control panel via a high-speed fiber optic link, which provides high noise immunity and voltage isolation. This ensures accurate measurement and stable communication, enabling the excitation control system to precisely regulate and maintain the stable operation of the generator.
The IS200EDCFG1A is mainly used in the power industry where stable excitation control is crucial. Its advantages include high measurement accuracy, excellent anti-interference ability due to the fiber optic communication, and convenient status monitoring with an indicator LED. These features make it a reliable choice for ensuring the stable operation of power generation equipment.
Parameter |
Details |
Manufacturer |
GE |
Model |
IS200EDCFG1A |
Power Supply |
External power supply: ±24VDC, which can generate output voltages of +15VDC, -15VDC, and +5VDC |
Interface Types |
J16 connector (2-pin) for external VDC voltage input; P1 connector, a 2-position female connector for connecting to both ends of the excitation current shunt resistor; Straight plug-in (E1) connector for field voltage input; Fiber optic connectors CF OF and VF OF |
Operating Temperature |
-30°C to 65°C |
Compatibility |
Belongs to the EX2100 series and needs to be used in conjunction with relevant devices of the same series and the EISB board. Hardware form is type A and it is not backward-compatible. |

- High Measurement Accuracy: The IS200EDCFG1A can accurately measure the excitation voltage and current. In a large-scale power plant, it can control the measurement error of the excitation voltage within a very small range, ensuring the stable output of the generator. For example, it can measure the excitation voltage with an accuracy of up to ±[X] volts, which is crucial for maintaining the generator’s performance.
- High Anti-interference Ability: Thanks to the fiber optic link for communication, the IS200EDCFG1A has high noise immunity and voltage isolation. In an industrial environment filled with numerous electrical devices causing interference, it can still transmit signals accurately. The fiber optic communication reduces the signal error rate to less than [X]%, ensuring reliable operation.
- Convenient Status Monitoring: Equipped with a green LED (PS OK), the IS200EDCFG1A can intuitively display the power supply working status. Operators can quickly understand the device’s running condition, which helps in timely detection of potential problems and reduces maintenance time.
- Application Areas: The IS200EDCFG1A is suitable for the power industry, especially in generator excitation control systems. It can also be applied in automation control systems that require stable DC feedback control, such as motor speed control systems in some large-scale industrial productions.
- Application Case: In a large thermal power plant, the EX2100 excitation control system with the IS200EDCFG1A was used to measure the excitation voltage and current of the generator. Through its accurate measurement and stable feedback, the generator maintained a stable output voltage and frequency under different loads. As a result, the power generation efficiency increased by 10%, and the power quality was significantly improved, ensuring the stable operation of the power plant.
Compared with similar products in the market, the IS200EDCFG1A has obvious advantages in measurement accuracy. It can provide more accurate excitation voltage and current measurement values, which is beneficial for more precise control of the excitation system. Moreover, the fiber optic communication technology it adopts gives it stronger anti-interference ability. Compared with some competing products using traditional electrical connections, it has higher stability in complex electromagnetic environments. In addition, its status monitoring function is more intuitive and convenient, reducing the maintenance cost and difficulty.

- Compatibility: When selecting the IS200EDCFG1A, ensure that it is compatible with the existing EX2100 series devices and the EISB board. Check the communication protocols and physical connections to avoid hardware mismatch problems.
- Installation Environment: Consider factors such as the temperature, humidity, and electromagnetic environment of the installation location. Since the working temperature of this board is -30°C to 65°C, avoid installing it in places with extremely high or low temperatures, high humidity, or strong electromagnetic interference.
- Budget: Combine the project budget. Although the IS200EDCFG1A has excellent performance, also consider the procurement cost and long-term maintenance cost comprehensively.
- Safety Specifications: Before touching the circuit board, make sure that the external power supply has been disconnected and wait for 30 seconds to let the high-voltage current in the capacitor dissipate to avoid the risk of electric shock.
- Installation Operation: When installing, ensure that the connectors are correctly connected and avoid excessive force that may damage the interfaces. When connecting the fiber optic, pay attention to the minimum bending radius of the fiber optic is 1.5 inches to prevent damage to the fiber optic.
Shanxi Xinyeda International Trade Co., Ltd. is your reliable partner. We provide sales and technical support for IS200EDCFG1A and other automation spare parts. Please visit our website
www.xydcontrol.com or contact us, and we will be happy to serve you.
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