... RTD, thermocouple 2.PID SSR level or relay output XMT7100 multi input mini digital programmable industrial intelligent kiln autoclave PID temperature ... , I, d, SF, Bb, Ot ) that fit the condition to be controlled.Figure 41a) How to sart5and stop the auto-tuning process:i ... (T) of boiler by measuring the surface temperature of theboiler. A surface mounted, Type K thermocouple is chosen. Boiler surface is ...