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Press d 29) Display shows STRD stored message momentarily and then advances to CYCL only, if it was changed, otherwise press a to advance to CYCL Cycle Time Submenu. If “Enabled”, the controller is ready to calculate P, PI or PID parameters. The instrument performs this by activating the output and observing the delay and rate at which the Process Value changes. The setpoints must be at least 18°F or 10°C above the (PV) Process Value in order to perform Auto Tune, otherwise an error message will