Central air conditioner energy consumption monitoring system base on on-line management

The utility model discloses a central air conditioner energy consumption monitoring system based on on-line management, which comprises an equipment unit and a control terminal both connected with a field control unit, and an operation and display unit connected with the control terminal, wherein, the equipment unit is composed of a sensor, a measuring meter, any central air conditioner energy consumption equipment or the combination of the central air conditioner energy consumption equipment; and the data acquired by the field control unit is sent to the operation and display unit through the control terminal and/or is sent to a data base colony unit through the control terminal via an exchanger and an enterprise gateway. In the utility model, an on-line Web management function is realized through the communication technology, so the managerial personnel outside the enterprise can perform on-line management cushily.