Thermotech Tt91 Manual Hot //top\\ -

Press and hold the SET button for approximately 3–5 seconds to enter the parameter menu.

as a standalone , the setup involves more technical parameterization: thermotech tt91 manual hot

To allow the controller to learn your system’s heating dynamics, locate the "At" or "nO.LO" parameter and set it to "Yes" . The unit will fluctuate around the target temperature until it calculates the optimal PID values. Press and hold the SET button for approximately

Press the blue TEMPERATURE SELECT button to cycle through four presets: 113°F (45°C) . 130°F (55°C) . 150°F (65°C) . 166°F (75°C) . thermotech tt91 manual hot

This defines the "swing" before the relay kicks back in. You can typically adjust this from 0001 to 0100 counts to prevent rapid on-off cycling. Safety & Maintenance Thermotech TT91