| 摘要 |
An HVAC system (100) that obtains demand specific data from an outdoor unit (144) thereof is provided. An indoor unit controller (150), an outdoor unit controller 5 (148, 200) and an outdoor unit (144) of the HVAC system (100) are also disclosed. In one embodiment, the outdoor unit controller (148, 200) includes: (1) an interface (210) configured to receive a request for a second portion of demand data from an indoor controller (150) of 10 the HVAC system (100), wherein the request includes a first portion of the demand data that corresponds to the second portion and (2) a processor (220) configured to respond to the request by determining the second portion based on the first portion and sending the second portion 15 of the demand data to the indoor controller (150) of the HVAC system (100). HVAC SYSTEM r----------- 1110 CIRCULATION COMFORT 160 FAN(S) SENSOR(S) 12 0 FURNACE(S) IOOROLNIT 150 I ___ __ CONTROLLER I EVAPORATOR I DISPLAY(S) 1 130-fl COIL(S) 148 146 180 1142 CONDENSER DAMPER (ZONE COIL(S) CONTROLLER) 115 140 COMPRESSOR(S) OUTDOOR UNIT 148 CONTROLLER L------------J CONTROL SIGNALS FOR OPERATING OUTDOOR UNIT REQUESTS FOR REPLY WITH NEEDED DEMAND DATA DEMAND DATA 210A INTERFACE 220 PROCESSOR |
