Online Vibration Monitoring System Improves Fault Detection in a SAG Mill .
· We also added a sensor to the pinion DE because there was an early fault in it we wanted to monitor. On the trunnion bearings, we added sensors with 500 mV/g. There was also a speed sensor to collect data only when the mill was running, but it became useful in letting us know when the mill shut down and what was going on then.