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5 User Constants
User Constant Descriptions..........................................................................5-2
Description of User Constant Tables ..............................................................................5-2
User Constant Tables ...................................................................................5-3
A: Setup Settings............................................................................................................5-4
Application Constants: b .................................................................................................5-8
Autotuning Constants: C...............................................................................................5-13
Reference Constants: d ................................................................................................5-18
Motor Constant Constants: E........................................................................................5-21
PLC Constants: F .........................................................................................................5-24
Terminal Function Constants: H ...................................................................................5-25
Protection Function Constants: L..................................................................................5-37
N: Special Adjustments.................................................................................................5-45
Digital Operator Constants: o .......................................................................................5-46
Factory Settings: Y .......................................................................................................5-48
T: Motor Autotuning ......................................................................................................5-49
U: Monitor Constants....................................................................................................5-50
6 Constant Settings by Function
Frequency Reference ...................................................................................6-2
Selecting the Frequency Reference Source...................................................................6-2
Run Command .............................................................................................6-4
Selecting the Run Command Source .............................................................................6-4
Stopping Methods.........................................................................................6-5
Selecting the Stopping Method when a Stop Command is Sent.....................................6-5
Using the DC Injection Brake..........................................................................................6-8
Using an Emergency Stop ..............................................................................................6-9
Acceleration and Deceleration Characteristics...........................................6-10
Setting Acceleration and Deceleration Times ...............................................................6-10
Preventing the Motor from Stalling During Acceleration
(Stall Prevention During Acceleration Function)...........................................................6-13
Adjusting Frequency References ...............................................................6-15
Adjusting Analog Frequency References .....................................................................6-15
Operation Avoiding Resonance (Jump Frequency Function) .......................................6-16
Speed Limit (Frequency Reference Limit Function) ...................................6-18
Limiting Maximum Output Frequency...........................................................................6-18
Limiting Minimum Frequency........................................................................................6-18
Improved Operating Efficiency ...................................................................6-19
Reducing Motor Speed Fluctuation (Slip Compensation Function) ..............................6-19
Compensating for Insufficient Torque at Startup and Low-speed Operation
(Torque Compensation) ................................................................................................6-21
Stabilizing Speed (Speed Feedback Detection Function) ............................................6-23
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