Tashika boeki shokai manufactures an on-line thermometer it-450n which is a all-purpose non-contact infrared thermometer with single wide measuring range of 01,000Âșc. The compact design of these thermometers resembles that of a tiny photo-electric switch and can easily fit into any existing production line. These on-line thermometers are non-destructive instrument available with zero maintenance and provides real-time accurate temperature measurement and control without damaging the stationary, moving or rotating product. The thermometers have a linear 420am analogue output which can be used to drive an external indicator, controller or recorder and to control production line stop, heater operation and many more line needs. These online- thermometers come with an optional programmer it-45-p whch can be used to set or alter freely temperature monitoring, emissivity and output scale.