The HiTemp140-TSK data-logging system is a kit packing a HiTemp140 data logger housed in a thermal shield. The data logger specifies a ±0.1°C accuracy and the properties of its thermal shield allow for a wide range of validation applications. An integral 2" RTD probe can measure extreme temperatures, in the realm of -200°C to 250°C. Using the included software, an immediate or delay start can be chosen, as well as the reading rate. Select Start to program the settings and start the data logger. Place the thermal shield around the HiTemp140 and the device is ready to deploy. Also, the HiTemp140-TSK can be completely submerged. Price is $549. MADGETECH INC., Warner, NH. (603) 456-2011.