proto

chilled water header pump vfd freq sensor point

implements

chilled

Substance is cooled using cooling process

chilled-water

Water cooled for use in HVAC and industrial processes

freq

Occurrences per unit time

header

Pipe used as central connection or manifold for other piping runs

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