DS3820ATMA - Analog Terminal Module

DS3820ATMA - Analog Terminal Module DS3820ATMA - Analog Terminal Module

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Part Number: DS3820ATMA
Manufacturer: General Electric
Series: Mark IV
Product Type: Analog Terminal Module
Number of channels: 12
Operating temperature: -45 to 55 °C
Size: 8.24 cm high x 4.16 cm
Repair: 3-7 Day
Availability: In Stock
Weight: 2 lbs
Country of Origin: United States


DS3820ATMA is an Analog Terminal Module manufactured and designed by General Electric as part of the Mark IV Series used in GE Speedtronic Gas Turbine Control Systems. Turbine control systems rely on a multitude of sensors and actuators to regulate parameters such as temperature, pressure, and speed. The ATM serves as the interface between these sensors/actuators and the central control unit, enabling real-time monitoring and adjustments. The integrity of turbine operations is synonymous with safety and reliability. By providing accurate data acquisition and control capabilities, ATM contributes to the safe and efficient operation of turbines, minimizing the risk of malfunctions and downtime.


Analog Input Section: The analog input section of ATM facilitates the conversion of physical parameters into electrical signals. This section typically comprises sensor interfaces, signal conditioning circuits, and analog-to-digital converters (ADCs), ensuring precise measurement and transmission of data.

Analog Output Section: Conversely, the analog output section of the ATM converts digital control signals from the central unit into analog signals suitable for actuator control. This section includes digital-to-analog converters (DACs) and output amplifiers, ensuring accurate and responsive control of turbine components.

Communication Interface: The communication interface of ATM enables seamless integration with the central control unit and other peripheral devices. Common communication protocols include Modbus, Profibus, and Ethernet, facilitating interoperability and data exchange.


Signal Conversion and Processing: Upon receiving analog input signals from sensors, the ATM performs signal conditioning and conversion to digital format. Subsequently, digital signal processing techniques are employed to filter, amplify, and process the acquired data before transmission to the central control unit.

Data Transmission and Reception: The processed data is transmitted to the central control unit via the communication interface, where it undergoes further analysis and action generation. Similarly, control commands from the central unit are relayed to actuators through the ATM's output section, ensuring precise control of turbine operations.

WOC has the largest stock of GE Speedtronic Control System Replacement Parts. We can also supply unused and rebuilt backed-up with a warranty. Our team of experts is available round the clock to support your OEM needs. Our team of experts at WOC is happy to assist you with any of your automation requirements. For pricing and availability on parts and repairs, kindly contact our team by phone or email.


What communication protocols are commonly supported by ATM solutions?

Common communication protocols supported by ATM solutions include Modbus, Profibus, and Ethernet. These protocols enable seamless integration with the central control unit and other peripheral devices, facilitating interoperability, data exchange, and communication in turbine control systems.

What are some challenges associated with integrating ATMs into existing control systems?

Challenges associated with integrating ATMs into existing control systems may include compatibility issues with legacy systems, non-standardized environments, and the need for careful planning, testing, and potential customization. Addressing these challenges requires thorough understanding, expertise, and adherence to industry best practices.

How does the integration of ATM with IoT and AI technologies enhance turbine control systems?

The integration of ATM with the Internet of Things (IoT) and Artificial Intelligence (AI) technologies opens new possibilities for predictive maintenance, performance optimization, and remote monitoring. Real-time data analytics and machine learning algorithms empower turbine operators with actionable insights and decision support capabilities, ultimately enhancing efficiency, reliability, and operational excellence.