1. temperature controller 2. PID autotune 3. For plastic machine, oven... 4. sensor shift free 5. thermo regulator FOXB ... workmanship also provide customers perfect using experience. It is widely used in plastic, biology engineering, metallurgy, packing, chemical and boiler ... switch output(customize NO contact ) 2: logic level output (used to control SSR) 3: single-phase SCR zero-crossing trigger ...