Enhancing safety in high-temperature manufacturing environments

Temperature switches and their function

A temperature switch is a device designed to respond to specific temperature thresholds. It monitors the temperature of machinery or systems, triggering an automatic response if a preset temperature limit is exceeded. When these limits are reached, the temperature switch activates, either shutting down the equipment or triggering an alert to operators. This mechanism prevents overheating, reducing the risk of equipment damage and ensuring that operations remain safe.

Temperature switches come in various types, including mechanical, electronic and bimetallic. Each has a unique method for sensing temperature changes and triggering responses. Bimetallic switches, for instance, use two different metals that expand at different rates under heat, causing the switch to trip when a specific temperature is reached. Regardless of the type, these switches are engineered to withstand extreme temperatures and operate reliably in demanding manufacturing settings.

Applications in high-temperature manufacturing environments

Many manufacturing processes utilise high temperature equipment, such as industrial ovens, kilns, furnaces, and molding machines. In these applications, temperature switches ensure that equipment operates within safe temperature ranges, which is critical for the quality of production, worker safety and equipment longevity.

1. Industrial Ovens: Industrial ovens are used for baking, curing and drying applications in industries including electronics, plastics manufacturing, automotive, aerospace and pharmaceutical production. Temperature switches prevent these ovens from reaching temperatures that could cause fires, damage to the product, or compromise worker safety.
2. Kilns: In ceramics, pottery and glass production, kilns are used to fire materials at extremely high temperatures. Temperature switches prevent kilns from exceeding safe limits, thus protecting both the kiln and the materials inside.
3. Furnaces: Used in metalworking, glassmaking, and chemical manufacturing, furnaces reach exceptionally high temperatures, often in excess of 1,000 degrees Celsius. These environments pose significant risks if temperatures are not closely monitored. Temperature switches in furnaces prevent thermal runaway and structural damage, keeping the production process efficient and reducing the risk of costly equipment failures.
4. Molding Machines: In plastic and metal molding, precision temperature control is essential to maintain the integrity of molds and to produce consistent, high-quality parts. Temperature switches help prevent overheating by triggering a shutdown or alert, avoiding melting or warping which could ultimately affect the finished product’s dimensions and functionality and the future performance of the machine.

Temperature switches are indispensable in high-temperature manufacturing settings, where they protect equipment, ensure worker safety and help maintain the quality of products. By acting as fail-safes, these components allow businesses to operate efficiently while mitigating the risks associated with overheating. In industries where safety and reliability are paramount, temperature switches provide an essential safeguard that enhances productivity and preserves the integrity of high-temperature processes.
 

Searching for a reliable temperature switch for your high-temperature manufacturing equipment? Our TB97 High Temperature Protector is designed for demanding manufacturing environments and can switch at temperatures up to 450°C. Produced in-house at our facility, it undergoes rigorous quality checks to meet the strict safety and performance standards required. To learn more about this switch and other options we offer, please visit www.limitor.com.