Abstract: According to the characteristics of goaf disaster, the monitoring system of goaf designed successfully was benefited from virtual instrument and the LabVIEW software and was combined with telemetry and wireless receiving instruments.The monitoring system was in the possession of the functions of presenting the variation of the stress and the displacement of roof, processing and analyzing the data，etc.The system provides more assistance and methods to forecast and control the goaf disaster.

Key words: Virtual instrument, LabVIEW, Goaf disaster, Wireless monitoring