If you can take some photos and point to the temperature probes and solenoids and relays you can see on the engine and are wondering about, that would be good. We could then link them to your diagram.
I am waiting for Grady Clay to provide the definitave answer here. He could set you straight in two minutes. 
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1971 911S, 2.7RS spec MFI engine, suspension mods, lightened
Suspension by Rebel Racing, Serviced by TLG Auto, Brakes by PMB Performance
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