How to Use Temperature Controller | PID Controller with SSR | Temperature ON OFF Controller?

To use a temperature controller with a PID controller and solid-state relay (SSR) for temperature ON/OFF control, follow these steps:

1. Understand the components: In the provided image, you can see the following components: Temperature controller: The device with the digital display and control buttons. It monitors and regulates the temperature.
   PID controller: Stands for Proportional-Integral-Derivative controller. It calculates the control output based on the temperature error.
   SSR: Solid-state relay, which is an electronic switch used to control the power supply to the heating element.
2. Wiring connections: Power supply: Connect the power supply (typically AC) to the appropriate terminals on the temperature controller.
   Temperature sensor: Connect the temperature sensor to the temperature controller. The sensor is usually a thermocouple or a resistance temperature detector (RTD). Follow the manufacturer's instructions for proper wiring.
   SSR: Connect the output terminals of the PID controller to the input terminals of the SSR. Ensure that the wiring is correct to avoid any electrical issues.
3. Programming the temperature controller: Setpoint temperature: Use the control buttons on the temperature controller to set the desired temperature (setpoint) at which you want the system to maintain.
   PID settings: Access the PID settings menu on the temperature controller and configure the appropriate values for proportional, integral, and derivative constants. These values depend on the characteristics of your system and may require some experimentation for optimal performance. Refer to the temperature controller's manual for specific instructions on setting up the PID parameters.
4. Operation: Once the temperature controller is properly wired and programmed, it will monitor the temperature through the temperature sensor and compare it to the setpoint.
   If the actual temperature is lower than the setpoint, the PID controller will activate the SSR, allowing power to flow to the heating element.
   Once the actual temperature reaches the setpoint, the PID controller will deactivate the SSR, cutting off power to the heating element.
   The temperature controller will continuously monitor the temperature and adjust the SSR's operation to maintain the desired temperature.