Description
Product Overview
The 120790-01 Thermocouple Block is engineered for high‑performance temperature sensing in industrial applications. Measuring 33 inches, this dual‑wire module combines a silver lead and a brown lead to deliver consistent and accurate thermoelectric voltage across a wide temperature range. Constructed from high‑grade copper alloy terminals, the block offers excellent corrosion resistance and long‑term stability, meeting the rigorous demands of modern manufacturing, process control, and laboratory environments. Its compact dimensions—5.59 x 4.76 x 0.43 inches—allow for easy mounting on printed circuit boards, DIN rails, or directly within equipment enclosures. The block is compatible with both LCR and HDR series devices, making it a versatile choice for retrofit projects and new installations alike.
![[Product front view showing all components]](https://www.ilvix.store/wp-content/uploads/2026/07/ec29775a84b242f58666c99c9d4bc443.jpg)
Usage
Designed for a broad spectrum of industrial settings, the 120790-01 Thermocouple Block excels in temperature monitoring for process heating, chemical reactors, and HVAC systems. Its dual‑wire configuration simplifies wiring schemes, reducing installation time and minimizing potential errors. Engineers and technicians can deploy the block in harsh environments where dust, moisture, and vibration are common, thanks to its sealed housing and robust terminal connections. The silver and brown leads are color‑coded for quick identification, facilitating rapid troubleshooting and maintenance. Whether used in automated production lines, energy generation facilities, or research laboratories, this thermocouple block delivers reliable data that supports precise control strategies and safety compliance.
Why Choose Us
Our commitment to quality begins with meticulous material selection and extends through rigorous testing protocols. Each 120790-01 block undergoes a multi‑stage verification process, including electrical continuity checks, thermal cycling, and dimensional inspection, ensuring that every unit meets or exceeds industry standards. We provide comprehensive documentation, including calibration certificates and installation guides, to help customers achieve optimal performance. In addition, our dedicated technical support team is available to assist with integration, troubleshooting, and custom configuration requests. By choosing our thermocouple block, you benefit from a product that combines durability, accuracy, and ease of use, backed by a reputation for reliability and responsive after‑sales service.
Key Features
- Dual‑wire design with silver and brown leads for clear polarity identification
- High‑grade copper alloy terminals provide long‑term corrosion resistance
- Compact size fits tight spaces while maintaining robust mechanical strength
- Compatible with LCR and HDR series equipment for versatile system integration
- Dedicated customer support and detailed documentation for hassle‑free installation
FAQ
What temperature range does the 120790-01 support?
The block is rated for typical industrial thermocouple applications, covering a range from -200 °C to +850 °C when paired with appropriate sensor wires.
Can the block be used with other series besides LCR and HDR?
Yes, the dual‑wire configuration and standard terminal spacing allow it to interface with most thermocouple input modules that accept silver and brown leads, provided the voltage and impedance specifications are compatible.
Is calibration required after installation?
While the block itself is factory‑calibrated, we recommend verifying system accuracy during initial commissioning and after any major maintenance to ensure optimal performance.
What warranty does the product include?
We offer a one‑year limited warranty covering manufacturing defects, backed by our responsive technical support team.
How do I replace a damaged block?
Removal is straightforward: disconnect the leads, unscrew the mounting hardware, and install the new block using the same terminal connections. Detailed step‑by‑step instructions are included in the user manual.





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