Patent ID: 7844366
Filing Date: 2010-11-30
Classification: F25B,G05B,G06Q,H04Q

Abstract:
1. A set-point monitoring system for a controller associated with at least one piece of equipment operating according to an associated set-point being set and adjustable for said at least one piece of equipment, said monitoring system comprising a monitor in communication with said controller and at least one of said monitor and said controller receiving a present value of said associated set-point and comparing said present value to a previous value of said associated set-point and said monitor recording said present value if said present value is different than said previous value and calculating a power consumption difference based on said present value and said previous value, wherein said associated set-point is selected from the group comprising: a pressure, a temperature, a suction float point, a minimum float point, a maximum float point, a suction group pressure, a control sensor offset, an ambient sensor offset, a minimum head pressure, an air-cooled condenser fan speed, a hold-back valve pressure, an evaporator condenser sump temperature, a pressure from a receiver pressurization valve, a pressure from an EPR valve, a suction pressure, a discharge pressure, a cooling value, a heating value, a dehumidification value, a cooling override, a heating override, and a fan override.