So, unlike binary approach with former electric systems (system circuit meets set temp and then turns on and then meets certain temp and turns off) this actually puts fan speed into a single sensing and response loop?

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George Stephenson
1991 350 SDL (200K and she ain't bent, yet)
former 2002 E320 4Matic Wagon - good car
former 1985 300 CD - great car
former 1981 300 TD - good car
former 1972 280 SEL - not so good car
a couple of those diesel Rabbits ...40-45 mpg