water pump vfd freq sensor point
| freq | Occurrences per unit time | 
| point | Data point such as a sensor or actuator | 
| pump | Pump equipment or control point | 
| sensor | Point is a sensor, input, AI/BI | 
| vfd | Variable-frequency drive | 
| vfd-freq | VFD frequency measured in "Hz" | 
| water | Water in its liquid form |