Instrument: Alvin Heatflow Probe 0.66m

Dataset: 
Temperature Profiles AT15-40 and AT15-56
Instrument: 
Alvin Heatflow Probe 0.66m
Instrument Short Name: Alvin Heatflow Probe 0.66m
Community Standard Description
(http://vocab.nerc.ac.uk/collection/P10/current/GI000949/)
Instrument Description:

The Heatflow probe is a temperature measuring device on the submersible Alvin. It is a 0.6 m titanium tube containing a linear heater and 5 thermistors. The Heatflow probe is designed to measure temperature gradients when inserted into soft sediments.

PI supplied instrument name: Alvin Heatflow Probe
Dataset-specific description

A Heatflow probe manufactured by the Woods Hole Oceanographic Institution (WHOI) was used to measure 69 of the 78 temperature profiles. The thermistors have a tolerance of +/- 0.2 up to 40 degrees C, and +/- 1 up to 200 degrees C.