Model CA10 thermocouple calibrator can be used as a secondary calibration source for many applications using Type K thermocouples. It is able to course and measure temperatures from -40 to 1400F (-40 to 760C), has an accuracy of +/-0.1% and a reading rate of 2.5 times per second. Resolution is user selectable for either 1¿ or 0.1¿. Measurements are displayed on a 3.5 digit backlit LCD. The unit accepts one or two Type K thermocouples and features data hold and Max functions. Each unit includes a 4-in. (100-mm) Type K bead wire temperature probe, calibration cable and 9 V battery and instruction manual.