proto

hot water header pump vfd freq sensor point

implements

freq

Occurrences per unit time

header

Pipe used as central connection or manifold for other piping runs

hot

Having high degree of heat

hot-water

Hot water used for HVAC heating or supplied to hot taps

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