TDA, TDW, TE72, TE96 Electric temperature pointing adjustment is our newest auto gauge with thermocouple has auto full function, and will be have an alarm function when the temperature is over if the firm volume you want. The installation size of the TDWis the same as moving role gauge, is the newer product of the XC moving role gauge. Widely used in metal industry, plastic machne, parking machine, feather, foodstuff, printing i dustry and so on. -200 to 1600 degree celsius is it's work range.