Testo infrared thermometer 835 t1 835 t2 835 h1 testo 0560 8352 the 835 t2 high temperature infrared thermometer from testo is the ideal choice for use where non contact measurement of high temperatures is required the 835 t2 has an extremely wide temperature range which allows you to carry out thermal measurements up to 1 500degc and all from a safe distanceit doesnt matter whether the objects are small hard to reach moving or very hot thanks to the leading edge technology tucke