| 摘要 |
<p>PROBLEM TO BE SOLVED: To improve work efficiency in equipment control.SOLUTION: An I/O device 1 having one-to-one connection to equipment 3 includes a radio control circuit and a control circuit for adjusting priority. A command is transmitted from a plurality of mobile terminals 2 through radio, enabling controlling the equipment 3 from a mobile terminal 2 located remote from the equipment 3, and controlling the equipment 3 from one of the mobile terminal 2. Thus, work efficiency in the control of the equipment 3 can be improved.</p> |
