9 Pressure, vibration, temperature, and magnetic pickup sensors for monitoring the performance of industrial reciprocating compressors, vibration, and magnetic pickup sensors for monitoring the performance of industrial engines, vibration, and temperature sensors for monitoring the performance of centrifugal compressors. Computer hardware and recorded software system for remotely monitoring the machine health and performance of industrial reciprocating engines, industrial reciprocating, and centrifugal compressors; all the foregoing not for medical use