A common error is assigning a decimal to an integer variable or a string to a Boolean. Check the PDF:
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.
✅ – Use it to tweak performance, automate setup, or debug odd behavior. ❌ First-time FANUC users – Start with the HandlingTool Operator’s Manual instead.