Thermostat is a device for controlling temperature, which usually consists of temperature sensor, controller and actuator.

The main function of the thermostat is to monitor and adjust the temperature of the system or equipment to ensure its operation in a safe range. Specifically, the functions of the thermostat include:

1. Temperature monitoring: The thermostat monitors the temperature of the system or equipment in real time through a built-in temperature sensor or an externally connected sensor. It can sense temperature changes and convert them into electrical signals for subsequent temperature control.

2. Temperature control: According to the set temperature range and requirements, the thermostat adjusts the temperature of the system or equipment through the controller. When the temperature exceeds or falls below the set threshold, the controller will trigger an actuator, such as a solenoid valve or a motor, to adjust the working state of the cooling or heating equipment to keep the temperature within the set range.

3. Temperature protection: Thermostat can also provide temperature protection function. When the temperature of the system or equipment exceeds the safety limit, it will trigger an alarm or automatically cut off the power supply to prevent overheating or other temperature-related failures. This helps to protect the safety and reliability of equipment and systems.

4. Energy saving and efficiency improvement: By accurately controlling the temperature, the thermostat can help save energy and improve the efficiency of the system or equipment. It can adjust the working state of cooling or heating equipment according to the actual demand, and avoid the waste and excessive consumption of energy.

In a word, thermostat plays an important role in the system and equipment, which can monitor and control the temperature, protect the safety of equipment and system, and improve the energy utilization efficiency. By using an appropriate thermostat, it can ensure the stable operation of the system or equipment in an appropriate temperature range, prolong its life and improve its performance.