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5 Spindle Adjustment
MITSUBISHI CNC
bit5. Gear selection command 1 (GR1)
bit6. Gear selection command 2 (GR2)
[1] The following 4 types of gear ratio are available depending on GR1 and GR2 2-bit input
combinations.
[2] Gear specifications in semi-closed position control do not secure a position within one rotation
of the spindle.
(Note) The bits other than those above are used for maintenance.
GR2 GR1 Parameters requiring gear ratio setting
0 0 SP057 (GRA1), SP061 (GRB1)
0 1 SP058 (GRA2), SP062 (GRB2)
1 0 SP059 (GRA3), SP063 (GRB3)
1 1 SP060 (GRA4), SP064 (GRB4)