9 Electronic control sensors for motors; Electronic frequency converters for high velocity electric motors; Electric motor checking [monitoring or supervision] apparatus; Sensors for engines; Engine diagnostic apparatus; Electronic control units; Control installations (Electric -); Electrical controls; Regulating apparatus, electric; Regulating modules (Electric -); Control stations (Remote, electric or electronic -); Electronic control systems; Instrument panels [electric]; Electric control apparatus; Measuring devices; Measuring, detecting, monitoring and controlling devices; Sensors, detectors and monitoring instruments; Signaling devices; Diagnostic apparatus, not for medical purposes