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4.6.3.3 TQ mode
TQ (Profile torque control mode) is a torque control mode in which the target torque, acceleration and
deceleration are specified and the position command is generated inside the servo driver.
1.
Related parameters
TQ control mode related object (command
・
setting type)
Register
Explanation
Unit
RXPDO[0x6040]
Control word
-
RXPDO[0x6060]
Set to 4
-
RXPDO[0x6071]
Target torque setting
0.1%
RXPDO[0x6072]
Max torque
0.1%
RXPDO[0x6080]
Max motor speed
r/min
RXPDO[0x6087]
Set the torque slope
0.1%/S
Torque type
Index
Sub-
index
Name
Units
Range
Data
type
Access
PDO
OP-
mode
6087h
00h
Torque slope
0.1 %
0~4294967295
U32
rw
RxPD
O
TQ
cst
Set the parameter value to give the torque command.
If it is set to 0, the internal processing is operated as 1.
TQ control mode related object (command
・
monitor type)
Register
Explanation
Unit
TXPDO[0x6041]
Status word
-
TXPDO[0x6061]
Mode query
-
TXPDO[0x6064]
Position feedback (motor actual
position)
Command unit
TXPDO[0x606C]
Speed feedback
Command unit /s
TXPDO[0x6077]
Actual torque
0.1%
2.
Control word (6040h) <TQ control mode function >
Index
Sub-
Index
Name/Description
Range
Date
Type
Access
PDO
Op-
mode
6040h
00h
Controlword
0~65535
U16
rw
RxPDO
All
Set the control command of servo driver such as PDS state transition.
Bit information
15
14
13
12
11
10
9
8
r
h
7
6
5
4
3
2
1
0
fr
oms
eo
qs
ev
so
r
r
r
r = reserved (No correspondence) fr = fault reset
oms = operation mode specific eo = enable operation
(control mode based on bit) qs = quick stop
h = halt ev = enable voltage
so = switch on
TQ mode doesn’t use oms bit.
3.
Status word (6041h) <TQ control mode function >
Index
Sub-
Index
Name/Description
Range
Date
Type
Access
PDO
Op-
mode
6041h
00h
Statusword
0~65535
U16
ro
TxPDO
All
Indicates the servo driver status.
Bit information