Patent ID: 7529350
Filing Date: 2009-05-05
Classification: G05B,G07B,G07C,H04L,H04M,H04Q

Abstract:
1. A system for obtaining the status of heating, ventilation and air conditioning (HVAC) equipment over a network comprising: a telephone status file connected to a telephone status monitor for receiving the telephone status from the telephone, wherein the telephone status is indicative of the on-hook and off-hook status of the telephone and wherein the telephone is connected to the first network; an HVAC alarm sensor, wherein the HVAC alarm sensor is adapted to provide status data indicative of the status of an HVAC device; an HVAC device status file for receiving the status data from the HVAC alarm sensor; a processor connected to the first network and to the telephone status file and the HVAC alarm sensor status file via a second network, wherein the processor comprises instructions for, prior to sending the HVAC alarm sensor's status to the telephone over the first network: