Portable plant station terminal data acquisition device

The invention discloses a portable plant-station terminal data acquisition device which can program configuration files for data capture, compile data capture requirements into program scripts in advance, directly access a plant-station terminal database through a USB interface of a USB controller, automatically identify configuration information of a plant-station terminal, and automatically acquire the configuration information of the plant-station terminal according to script file requirements pre-edited by a user. The portable plant-station terminal data acquisition device captures data from a plant-station terminal, converts the data into a format recognized by a master station system, generates a data file in a preset format, responds to a control instruction of the master station system through a master station system USB interface after completing the data capture of the plant-station terminal, and transmits the captured data to the master station system. The technical problem that the integrity of da