Originally Posted by
zombie
Correct. Except the tank only needs to be 77 the first time so you don't have to calibrate again if you need to adjust temp compensation. Once temp compensation has been tuned (2.2 usually works for 35ppt tank, 2.1 for 33ppt tank) you can do any temperature as long as the temp probe and solution are the same temp.
Another thing to keep in mind as well is that your freshly mixed NSW unless also heated to tank temp will read low by roughly 2.2 ppt per degree C.
You might be an engineer if...You have no life and can prove it mathematically.
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