| 摘要 |
PROBLEM TO BE SOLVED: To provide an information terminal system for maintenance by which operation efficiency is improved. SOLUTION: The system consists of an infrared LED 11 receiving an infrared identification signal S originated from process equipment 1, a portable terminal device 4 for maintenance having a head mount display having a video display part, a data server 16 for storing process data on the process equipment displayed by a monitor control panel 3, and a communication network consisting of a data line 17, data repeaters 18 and a radio communication part for connecting the data server 16 and the portable terminal device 4. The monitor screen of the process equipment 1 displayed by the monitor control panel 3 is displayed by the video display part of a head mount display. |
