SeaGauge™ Sensor Interface Units support 2-3 direct tachometer interfaces from most inductive sensors and ignition pulse generators.
Hall Effect type - requires 5VDC Supply (from SeaGauge Remote Sensor). Magnetics are placed on flywheel and probe mounted next to spinning magnets.
2,000-8,000 PPM Pulse (Using 1-4 Magnets) Magnetic Pick-up coil for transmissions without a speed cable or VSS output.