Thread: How-to Use HVAC Display as Tachometer
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Old 07-01-2012   #9
scottfab
 
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Join Date: Jan 2009
Location: Portland Oregon metro area (Washington side)
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Default Re: Use HVAC display as tach
Quote:
Originally Posted by ghlkal View Post
It's either temp in *F / 2 or temp in *C ... I wonder how we can find out?
What is the Serial number of your 90?
Mine reads in F.
But I will double check later this week.
I made a note the manual that it was F.
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