proto

hot water bypass pump vfd freq cmd point

implements

bypass

Pipe used to bypass an equipment

cmd

Point is a command, actuator, AO/BO

freq

Occurrences per unit time

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

vfd

Variable-frequency drive

vfd-freq

VFD frequency measured in "Hz"

water

Water in its liquid form