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3-2-2 Variable speed loop gain control ..............................................................................................3 - 9
3-2-3 Gain changeover for synchronous tapping control................................................................... 3 - 9
3-2-4 Speed loop PID changeover control.......................................................................................3 - 10
3-2-5 Disturbance torque observer ..................................................................................................3 - 10
3-2-6 Smooth High Gain control (SHG control) ............................................................................... 3 - 10
3-2-7 High-speed synchronous tapping control (OMR-DD control) .................................................3 - 10
3-2-8 Dual feedback control.............................................................................................................3 - 11
3-2-9 HAS control ............................................................................................................................ 3 - 11
3-2-10 Control loop gain changeover...............................................................................................3 - 11
3-2-11 Spindle output stabilizing control..........................................................................................3 - 12
3-2-12 High-response spindle acceleration/deceleration function ...................................................3 - 12
3-3 Compensation control function ....................................................................................................... 3 - 13
3-3-1 Jitter compensation ................................................................................................................ 3 - 13
3-3-2 Notch filter ..............................................................................................................................3 - 13
3-3-3 Adaptive tracking-type notch filter ..........................................................................................3 - 13
3-3-4 Overshooting compensation...................................................................................................3 - 14
3-3-5 Machine end compensation control........................................................................................3 - 14
3-3-6 Lost motion compensation type 2...........................................................................................3 - 15
3-3-7 Lost motion compensation type 3...........................................................................................3 - 15
3-3-8 Lost motion compensation type 4...........................................................................................3 - 16
3-3-9 Spindle motor temperature compensation function ................................................................3 - 16
3-4 Protection function .......................................................................................................................... 3 - 17
3-4-1 Deceleration control at emergency stop .................................................................................3 - 17
3-4-2 Vertical axis drop prevention/pull-up control........................................................................... 3 - 17
3-4-3 Earth fault detection................................................................................................................3 - 17
3-4-4 Collision detection function.....................................................................................................3 - 18
3-4-5 Safety observation function ....................................................................................................3 - 18
3-4-6 Fan stop detection..................................................................................................................3 - 18
3-4-7 Open-phase detection ............................................................................................................3 - 18
3-4-8 Contactor weld detection........................................................................................................3 - 18
3-5 Sequence functions ........................................................................................................................ 3 - 19
3-5-1 Contactor control function.......................................................................................................3 - 19
3-5-2 Motor brake control function...................................................................................................3 - 19
3-5-3 External emergency stop function ..........................................................................................3 - 19
3-5-4 Specified speed output........................................................................................................... 3 - 19
3-5-5 Quick READY ON sequence..................................................................................................3 - 19
3-6 Diagnosis function...........................................................................................................................3 - 20
3-6-1 Monitor output function...........................................................................................................3 - 20
3-6-2 Machine resonance frequency display function......................................................................3 - 27
3-6-3 Machine inertia display function .............................................................................................3 - 27
3-6-4 Motor temperature display function ........................................................................................3 - 27
3-6-5 Load monitor output function..................................................................................................3 - 27
3-6-6 Open loop control function......................................................................................................3 - 27
3-6-7 Power supply voltage display function....................................................................................3 - 27
4 Characteristics........................................................... 4 - 1
4-1 Servomotor .......................................................................................................................................4 - 2
4-1-1 Environmental conditions ........................................................................................................4 - 2
4-1-2 Quakeproof level ......................................................................................................................4 - 2
4-1-3 Shaft characteristics .................................................................................................................4 - 3
4-1-4 Machine accuracy..................................................................................................................... 4 - 4
4-1-5 Oil / water standards................................................................................................................. 4 - 5
4-1-6 Installation of servo motor ........................................................................................................ 4 - 6
4-1-7 Overload protection characteristics ..........................................................................................4 - 6
4-1-8 Magnetic brake.......................................................................................................................4 - 14
4-1-9 Dynamic brake characteristics ............................................................................................... 4 - 19
4-2 Spindle motor..................................................................................................................................4 - 22
4-2-1 Environmental conditions ...................................................................................................... 4 - 22
4-2-2 Shaft characteristics ............................................................................................................... 4 - 22