To generate a clean text reference file directly from your controller:
You can view, edit, and back up system variables directly through the FANUC Teach Pendant or via external software utilities. Accessing via the Teach Pendant Press the key on the Teach Pendant. Select 0 [NEXT] and then select 6 [SYSTEM] . Press F1 [TYPE] and select Variables .
System variables in FANUC robots are permanently defined variables that are declared as part of the KAREL system software. These variables have names that consistently begin with a dollar sign ( $ ), making them instantly recognizable within programs and system interfaces.
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You do not need a computer to view system variables. They can be accessed directly on the FANUC iPendant: Press the button. Select NEXT . Select SYSTEM . Press F1, [TYPE] . Select Variables .
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: Controls the global override speed of the robot (0% to 100%). This is the exact value adjusted when using the speed keys on the Teach Pendant. fanuc robot system variables pdf
: An active community of FANUC robot users discussing system variable applications, troubleshooting, and best practices.
Instead of manually changing values on the teach pendant, use TPP or KAREL lines to change variables dynamically during production: :$MCR.$GENOVERRIDE = 50 ; Use code with caution. Document Your Changes
Shows the currently selected program name and the current line number being executed. 4. Robot Configuration and Maintenance ( $PARAM ) To generate a clean text reference file directly
Keep a physical or digital log in the electrical cabinet noting which variables were changed, their original values, their new values, and the date of modification. Documenting and Exporting to PDF
: Some variables are hidden or restricted for safety reasons. Unauthorized modification of critical parameters can lead to equipment damage or personnel injury. Reference Manuals & Resources