User Manual Of EL7-EC** AC Servo
205
Index
Sub
Index
Label
Access
PDO
Mode
CST
PT
6041
0
Status word
RO
TxPDO
Yes
Yes
6063
0
Actual internal position
RO
TxPDO
Yes
Yes
6064
0
Actual feedback position
RO
TxPDO
Yes
Yes
606C
0
Actual feedback velocity
RO
TxPDO
Yes
Yes
6074
0
Internal torque command
RO
TxPDO
Yes
Yes
6075
0
Rated current
RO
No
Yes
Yes
6076
0
Rated torque
RO
No
Yes
Yes
6077
0
Actual torque
RO
TxPDO
Yes
Yes
6079
0
Bus voltage
RO
TxPDO
Yes
Yes
5.7.2 Cyclic Synchronous Torque Mode (CST)
CST Block Diagram
Torque
Loop
Motor
S
M
U
L
Target torque
(6071h)
Trajectory planning output
C
S
T
PT
Torque feedforward(60B2h)
+
+
Amplifer
Actual torque(6077h)
Actual velocity feedback(606Ch)
Actual position feedback(6064h)
Polarity
(2071h+2073h)
Related Objects
Basic object
PDO
Index+Sub-Index Name
Data
Type
Access Unit
Remarks
(RXPDO)
6040-00h
Control word
U16
RW
—
Required
6071-00h
Target torque
I16
RW
Uint
Required