Mitsubishi Electric CR800 Series Instruction Manual page 106

12 Teaching of the Circular Arc Tracking ("A1" Program)
Click a [Add] button and open a "Add display variables" screen. Input "M_Enc (1)" to a space "variable name",
and click a [OK] button. also input "M_Enc (2)"-"M_Enc (8)" equally, and click a [OK] button.
Confirm that the value of "M_Enc" changes by a revolution of a turntable.
When the encoder value doesn't change, confirm the parameter setting and the wiring of "6.1 Tracking
Parameter Setting".
12-94 Preliminary preparations