FANUC robot system variables are critical internal parameters used to configure and diagnose the robot controller's behavior, ranging from motion control to communication interface settings. These variables usually begin with a dollar sign (e.g., $MCR , $DMR_GRP ) and can number over 800 individual entries depending on the controller version.
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$MCH_POS_X/Y/Z : Displays the robot's current position in . $JOG_GROUP: Manages manual movement settings. Common System Variables FANUC robot system variables are