A robot control system having a function of changing a communication quality criterion according to the distance between a machine and a portable wireless operating unit

摘要

A robotic control system comprising: a control device (2) for controlling a machine (1), a portable wireless operating unit (4) for performing wireless communication with the control device for controlling the machine, a distance measuring device (6) for measuring the distance between the machine and the portable wireless operating unit, a communication monitor (7) for monitoring the communication quality of the wireless communication between the controller and the portable wireless operator, a warning generator (8) for issuing a warning to the operator or stopping the machine if the communication quality falls below a predetermined criterion, and a criterion changing means (10) for changing the predetermined criterion according to the distance between the machine and the portable wireless operating unit.