Mercury tach signal
Can someone please help me out on this tach signal... I need some technical info on what kind of signal is this..I cannot measure the voltage of tach cause the outboards off boat.. I am wanting to experiment with a PLC and HIM..basically I'm wanting to be able to read the signal and display on a touch screen..as well as temp. Volts, pressure ..fuel flow basically build my own interface with carbed 99 150 hp mercs
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