Abstract: A remote monitoring system for Air Compressors is designed based on OPC and LabVIEW by using PLC to achieve the requirement of unattended system in a coal mine of ShanXi, besides, the data is transferred to control center through the industrial ring network, publishing by Web, so as to realize remote monitoring. The field application has shown that the designed system is stable and reliable, which achieves the unattended system, and it has improved the information management and automation level in coal mine.

Key words: OPC, LabVIEW, 压风机组