5-62
îš„Torque Detection: L6
User constants for the torque detection function are shown in the following table.
Con-
stant
Number
Name Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO
BUS
Regis-
ter
Page
V/f
V/f
with
PG
Open
Loop
Vec-
tor
Flux
Vec-
tor
L6-01
Torque
detection
selection 1
0: Overtorque/undertorque
detection disabled.
1: Overtorque detection
only with speed agree-
ment; operation continues
after overtorque
(warning).
2: Overtorque detected
continuously during
operation; operation
continues after
overtorque (warning).
3: Overtorque detection
only with speed agree-
ment; output stopped
upon detection (protected
operation).
4: Overtorque detected
continuously during
operation; output stopped
upon detection (protected
operation).
5: Undertorque detection
only with speed agree-
ment; operation continues
after overtorque
(warning).
6: Undertorque detected
continuously during
operation; operation
continues after
overtorque (warning).
7: Undertorque detection
only with speed agree-
ment; output stopped
upon detection (protected
operation).
8: Undertorque detected
continuously during
operation; output stopped
upon detection (protected
operation).
0 to 8 0 No A A A A 4A1H 6-56
L6-02
Torque
detection
level 1
Open loop vector control:
Motor rated torque is set as
100%.
V/f control: Inverter rated
current is set as 100%.
0 to
300
150% No A A A A 4A2H 6-56
L6-03
Torque
detection
time 1
Sets the overtorque/under-
torque detection time in 1-
second units.
0.0 to
10.0
0.1 s No A A A A 4A3H 6-57
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