DS3820TIMC - Thermocouple Isolation Module

SPECIFICATIONS:

Part Number: DS3820TIMC
Manufacturer: General Electric
Series: Mark IV
Product Type: Thermocouple Isolation Module
Operating temperature: -35 to 65 °C
Size: 8.25 cm high x 4.15 cm
Repair: 3-7 Day
Availability: In Stock
Weight: 2 lbs
Country of Origin: United States

FUNCTIONAL DESCRIPTION:

DS3820TIMC is a Thermocouple Isolation Module manufactured and designed by General Electric as part of the Mark IV Series used in GE Speedtronic Gas Turbine Control Systems. A thermocouple isolation module is a device used in temperature measurement systems to ensure electrical isolation between the thermocouple sensor and the measurement circuitry. This isolation is essential for safety and accurate measurements, particularly in applications where there may be high voltages, noise, or ground loops present. The module typically consists of a signal conditioning circuitry, which amplifies and filters the small voltage signal generated by the thermocouple sensor, and an isolation barrier that separates the input and output sides of the module electrically. This barrier prevents any electrical interference or potential differences between the sensor and the measurement circuit from affecting the accuracy of the temperature reading or posing a risk to the system or operators.

FEATURES:

Electrical Isolation: Thermocouple isolation modules provide a barrier of electrical isolation between the thermocouple sensor and the measurement circuitry, ensuring that any electrical interference or potential differences do not affect the accuracy of temperature readings.

Signal Conditioning: These modules often include signal conditioning circuitry that amplifies and filters the small voltage signal generated by the thermocouple sensor, improving signal quality and resolution.

Isolation Barrier: A physical barrier separates the input and output sides of the module, preventing electrical currents from flowing between them and maintaining isolation between the thermocouple and the measurement system.

High-Voltage Isolation: Some modules offer high-voltage isolation capabilities to protect against high-voltage transients or spikes that could damage the measurement equipment or pose safety risks.

Cold Junction Compensation: Many thermocouple isolation modules incorporate cold junction compensation to account for temperature variations at the connection point between the thermocouple and the measurement circuitry, ensuring accurate temperature measurements.

Wide Temperature Range: These modules are often designed to operate across a wide temperature range, making them suitable for use in various industrial, scientific, and commercial applications.

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FREQUENTLY ASKED QUESTIONS:

What is a thermocouple isolation module?

A thermocouple isolation module is a device used to provide electrical isolation between a thermocouple sensor and the measurement circuitry. This isolation helps prevent electrical interference and ensures accurate temperature measurements.

Why is electrical isolation important in thermocouple measurements?

Electrical isolation is important to prevent ground loops, electrical noise, and potential differences from affecting the accuracy of temperature readings or posing safety risks to the system and operators.

Where are thermocouple isolation modules used?

Thermocouple isolation modules are used in industrial, scientific, and commercial applications where accurate temperature measurements are essential, such as in manufacturing, power generation, chemical processing, and HVAC systems.