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A temperature controller is a device built to regulate temperature without requiring external extensions. It operates by comparing a process variable to a desired set value. The differences which exist between such values is referred to as error derivation. The controller then calculates the necessary amount of heating or cooling needed to correct the temperature to its desired value. The output, known as the manipulated signal, adjusts the temperature accordingly, ensuring precise control. 

## **Types of Temperature Controller**

Understanding the types of temperature controllers available is crucial for selecting the right system to manage and regulate temperatures effectively in various settings.

### **PID Temperature Controller**

A PID (Proportional, Integral, Derivative) temperature controller is a sophisticated component of a temperature control system. This type of controller is invaluable in applications requiring precise temperature maintenance such as ovens and climate-controlled environments. It utilises [sensors](https://sg.rs-online.com/web/c/automation-control-gear/sensors/) to continuously measure the actual temperature and automatically adjusts the heating or cooling output to minimise the difference between the desired and the actual temperatures. 

For a deeper understanding, check out our [guide on PID temperature controllers](https://sg.rs-online.com/web/content/discovery/ideas-and-advice/pid-temperature-controllers-guide).

### **Digital Temperature Controller**
- **DTC-A Series:** This series is engineered for precise heat control. It autonomously manages temperature without the need for external relays and memorises settings for both temperature and timing, making it perfect for applications with flexible heaters.
- **DTC-T Series:** Suitable for monitoring both DC and AC voltages, this series is characterised by low electromagnetic interference and precise voltage output. It offers customisable temperature and timing options through integrated adapters and memory functions. Available power settings include 100%, 75%, 50%, and 25%, catering to varying energy requirements.

### **On/Off Controllers**

On/Off temperature controllers operate by switching the output wholly on or off with no intermediate states, making them ideal for applications that do not demand minute temperature adjustments. These controllers are typically utilised in systems with substantial thermal mass, where rapid temperature changes are unnecessary, or where simplicity is prioritised over precision. They are also commonly used in alarm systems as limit controllers, providing a straightforward response to over or under-temperature conditions.

## **Applications of Temperature Controllers**
- **Industrial Settings:** Widely used across various industrial applications, temperature controllers manage and regulate heat in processes within laboratories, manufacturing plants, and processing facilities.
- **Commercial and Residential Systems:** These devices control temperatures in building heating, ventilation, and air conditioning systems, ensuring comfort and efficient energy use.
- **Healthcare Industry:** Essential in maintaining precise conditions in medical laboratories and storage areas, ensuring the integrity of pharmaceuticals and biological samples.
- **Packaging and Plastics Industries:** Help in regulating heat during the manufacturing processes to ensure quality and consistency in products.
- **Food and Beverage Industry:** Critical for maintaining specific temperatures during food processing, storage, and preparation to ensure safety and quality.

## **Ordering and Delivery Information**

Order temperature controllers effortlessly through [RS](https://sg.rs-online.com/web/)' intuitive online platform, enabling swift additions to your basket for next-day delivery or collection at a local branch. Alternatively, place your order by calling +65 6865 3400.

For comprehensive details on our delivery services, please visit our [delivery information page](https://sg.rs-online.com/web/content/support/all-articles/delivery).



Discover top-quality temperature controllers at RS. Our premium selection ensures optimal temperature regulation for your projects. Shop online now. 

Temperature Controller | PID Temperature Controller

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