A thermo-hygrograph or hygrothermograph is a chart recorder that measures and
records both temperature and humidity (or dew point). Similar devices that record
only one parameter are a
A thermometer that records the temperature it indicates. 2. The apparatus used in diagnostic thermography. American Heritage® Dictionary of the English ...
1 : thermogram. 2 : a self-recording thermometer. 3 : the apparatus used in
a thermometer for recording variations in temperature automatically; specif., an infrared camera for recording on film or on the face of an oscilloscope differences ...
Wikipedia. Etymology. thermo- + graph. Noun.
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Manually manufactured, the MET-251
This model records measured temperature on a chart with the range of -15 to 40° C. The recording period is changeable by a cylinder speed switch (1-day, 7-day ...
medical instrument that uses an infrared camera to reveal temperature variations on the surface of the body.