6-7
6-3 Cyclic Synchronous Position Mode
OMNUC G5-series AC Servomotors and Servo Drives User’s Manual (with Built-in EtherCAT Communications)
  6
Drive Profile
Block Diagram for Position Control Mode
The following block diagram is for position control using an R88D-KN@@@-ECT-series Servo
Drive.
Note 1: Numbers within parentheses are sub-index numbers.
Note 2: Numbers within boxes are hexadecimal index numbers.
3611
Speed 
Feed-forward
Gain 3110
Filter 3111
6091(01)
6091(02)
FIR
3818
3222
+
−
Position 
Control
1 3100
2 3105
+
+
1
3214
2
3216
3
3218
3215
3217
32
19
4
3220 3221
3213
+
−
3607
3608
3609
3623
3624
Setting 2
3114
Mode
3115
Delay Time
3116
Level
3117
Hysteresis
3118
Switching Time
3119
Setting 3
3605
Ratio
3606
3104
3109
3521
60E0
60E1
3112
3113
+−
+
+
++
+
3103
3108
3610
Notch Filter
3203
3206
3209
3212
Depth
3202
3205
3208
3211
Width
1
3201
2
3204
3
3207
4
3210
Frequency
Adaptive Filter Selection
3200
3102
3107
Linear Integral
Inertia Ratio
1 3101
2 3106
3004
+
+
MAX 6072
+
+
607A hex
Target position 
[command units]
6062 hex
Position demand 
value [command 
units]
4015 hex
Velocity Demand 
Value [command 
units/s]
4016 hex
Motor Velocity 
Demand Value 
[r/min]
4017 hex
Motor Velocity 
Demand Value After 
Filtering [r/min]
Generate 
Position 
Command
Gear ratio forward 
conversion
Numerator
Denominator
Smoothing 
filter
First-order 
Lag
Damping Control
Switch 
Selection
Frequency
Filter
Gain Switching
6081 hex
Profile velocity 
[command 
units/s]
60FC hex
Position demand 
internal value 
[encoder pulses]
60BA or 60BC hex
Touch probe pos 
1/2 pos value 
[command units]
606C hex
Velocity actual 
value [command 
units/s]
6064 hex
Position actual value 
[command units]
60F4 hex
Following error 
actual value
[command units]
4018 hex
Position Demand 
Value After Filtering 
[command units]
401F hex
Velocity Demand Value 
After Filtering 
[command units/s]
Electronic 
gear reverse 
conversion
Electronic 
gear reverse 
conversion
60B2 hex
Torque offset 
[0.1%]
60B1 hex
Velocity offset 
[command units/s]
60FA hex
Control effort 
[command units/s]
Torque 
Feed-forward
Gain
Filter
Friction 
compensation
Offset Value
Forward 
Reverse 
Speed FF 
unit 
conversion
Speed Control
4019 hex
Following Error Actual 
Internal Value 
[encoder pulses]
401A hex
Motor Control 
Effort [r/min]
Speed 
Detection Filter
Expansion 
Setting
1
2
6063 hex
Position actual 
internal value 
[encoder pulses]
401B hex
Motor Velocity 
Actual Value 
[r/min]
Disturbance 
Observer
Gain
Filter
1
2
Tor qu e 
Filter
Speed detection
Encoder
Motor
Load
Current control
Response 
Setting
Main 
power 
supply
6074 or 6077 hex
Torque demand or 
Torque actual value 
[0.1%]
Torque Limit
Selection
Positive
Negative