183597 ⎘
Program-control systems; Nc systems; Director, elements to supervisory Redundancy, processors watch each other for correctness
CONTROL AND MONITORING OF A MACHINE ARRANGEMENT
#2Control system and control method therefor
#3System and method for controlling a robot
#4Field communication apparatus and process control system
#5METHODS AND APPARATUS TO UPGRADE AND PROVIDE CONTROL REDUNDANCY IN PROCESS PLANTS
#6Method for reliable position monitoring