3-31
Function
Parameter
No.
Name
LCD display
(English)
Description
Factory
Setting
Ref.
Page
Sn-10
Frequency
Command
Characteristics
Selection
Sn-10= 0
Ref. Cmd. Fwd.
Char.
0 : Reference command has forward
characteristics
(0~10V or 4~20mA/0~100%
1 : Reference command has reverse
characteristics
(10~0V or 20~4mA/0~100%)
0
Sn-11
Scanning Times at
Input Terminal
Sn-11= 0
Scan Time 5 ms
0 : scan and confirm once per 5 ms
1 : continuously scan and confirm twice per
10 ms
0
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Sn-12
Torque Detection
1 Selection
Sn-12= 0
Tq.Detect Invalid
Option 5-8 are available for 74.03 and later
software version only.
0 : Torque detection function 1 is not
effective.
1 : Overtorque is detected only at
frequency agree. Continue operation
after detection.
2 : Overtorque is detected only at
frequency agree. Stop operation after
detection.
3 : Overtorque is detected during running
(Accel.,Decel. included). Continue
operation after detection.
4 : Overtorque is detected during running
(Accel., Decel included). Stop operation
after detection.
5 : Undertorque is detected only at
frequency agree. Continue operation
after detection.
6 : Undertorque is detected only at
frequency agree. Stop operation after
detection.
7 : Undertorque is detected during running
(Accel.,Decel. included). Continue
operation after detection.
8 : Overtorque is detected during running
(Accel., Decel included). Stop operation
after detection.
0
Operation
Control
Mode
Selection
Sn-13
Output Voltage
Limit Selection
Sn-13= 0
V Limit Invalid
0 : V/F output voltage is limited
1 : V/F output voltage is not limited
0
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Sn-14
Stall Prevention
During Acc.
Function
Selection
Sn-14= 1
Acc. Stall Valid
0 : invalid (Too much a torque may cause
the stall)
1 : valid (stop acceleration if current
exceeds Cn-25 setting)
1
Protection
Charac-
teristic.
selection
Sn-15
Stall Prevention
During Dec.
Function
Selection
Sn-15= 1
Dec. Stall Valid
0 : invalid (installed with external brake
unit)
1 : valid (no external brake unit used)
1
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