Fourtech Temperature Controller Manual -

Verify the Hy (Hysteresis) or AL settings to ensure the alarm threshold isn't set too close to your working temperature.

Where you connect your SSR (Solid State Relay) or Magnetic Contactor. 3. Setting the Temperature (SV) Setting your target is the most common task: Press the SET key briefly. The SV display will flash. fourtech temperature controller manual

This guide simplifies the technical jargon to help you get your device up and running efficiently. 1. Understanding the Faceplate Verify the Hy (Hysteresis) or AL settings to

If the menu is locked, look for the LCK parameter and set it to 000 to allow changes. 5. The Auto-Tuning (AT) Function Setting the Temperature (SV) Setting your target is

The measured temperature is below the range of the sensor or the sensor is disconnected. Troubleshooting Tips

By following these steps, you can bypass the frustration of a complex manual and get straight to precise temperature management.

Small LEDs (usually labeled OUT, ALM, or AT) that show if the heater is active, if an alarm is triggered, or if "Auto-Tuning" is in progress. 2. Basic Configuration and Wiring