Fourtech Temperature - Controller Manual

Most FourTech manuals detail an "Auto-tune" feature. This allows the controller to learn your system’s thermal characteristics and calculate optimal P, I, and D values.

How to run Auto-tune (Universal method): fourtech temperature controller manual

Warning: Do not run auto-tune on a system that cannot safely oscillate (e.g., refrigerated chambers with compressors). Consult your manual for "limit cycle tuning" alternatives. Most FourTech manuals detail an "Auto-tune" feature

If the temperature is oscillating (swinging wildly above and below the target) or stabilizing too slowly, you should run Auto-Tune. Warning: Do not run auto-tune on a system

To reduce how often you need to consult your fourtech temperature controller manual, follow these maintenance rules:

If you are in a production emergency and need the most common parameters from the fourtech temperature controller manual, here is a generic cheat sheet. Use at your own risk – these are typical defaults.