Hitachi SJ100 Instruction Manual page 87

The following table shows the methods of torque control selection.
"A" Function
Func. Name /
Code SRW Display
A_41 Torque boost method
selection
V-Boost Mode
A241 Torque boost method
selection, 2nd motor
2V-Boost Mode
A_42 Manual torque boost
value
V-Boost code 11
A242 Manual torque boost
value, 2nd motor
2V-Boost code 11
A_43 Manual torque boost
frequency adjustment
V-Boost F 10.0%
A243 Manual torque boost
frequency adjustment,
2nd motor
2V-Boost F 10.0%
A_44 V/f characteristic curve
selection
CONTROL
A244 V/f characteristic curve
selection, 2nd motor
2CONTROL
A_45 V/f gain setting
V-Gain 100%
Description
Two options:
00... Manual torque boost
01... Automatic torque boost
0
Two options (for 2nd motor):
00... Manual torque boost
01... Automatic torque boost
0
Can boost starting torque
between 0 and 99% above
normal V/f curve, from 0 to
1/2 base frequency
Can boost starting torque
between 0 and 99% above
normal V/f curve, from 0 to
1/2 base frequency
Sets the frequency of the V/f
breakpoint A in graph (top of
previous page) for torque boost
Sets the frequency of the V/f
breakpoint A in graph (top of
previous page) for torque boost
Two available V/f curves;
three select codes:
00... Constant torque
SLV
01... Reduced torque
02... Sensorless vector control
Two available V/f curves;
three select codes:
00... Constant torque
SLV
01... Reduced torque
02... Sensorless vector control
Sets voltage gain of the
inverter from 50 to 100%
SJ100 Inverter
Defaults
Run
Mode
–FE –FU –FR
Edit
(CE) (UL) (Jpn)
✘
00 00
✘
00 00
✔
11 11
✔
11 11
✔
10.0 10.0 10.0
✔
10.0 10.0 10.0
✘
02 02
✘
02 02
✔
100 100 100
3–15
Units
00 —
00 —
11 —
11 —
%
%
02 —
02 —
%