Magnetic-pickup proximity sensor with 5/8-18 UNF mount and M12 connector. Reads pump shaft bolt counts for RPM + stroke / pump-displacement calculations.
Magnetic-pickup proximity sensor used as a bolt-counter on triplex / quintuplex pump crank shafts to feed RPM and calculated displacement back to the unit DAQ. 5/8-18 UNF threaded body with M12 4-pin connector.
No onboard power required — output is a passive signal proportional to shaft speed. Hazardous-area-rated variants available.