xiii
5
User Constants ....................................................................... 5-1
User Constant Descriptions..........................................................................5-2
Description of User Constant Tables ..............................................................................5-2
Digital Operation Display Functions and Levels ...........................................5-3
User Constants Settable in Quick Programming Mode ..................................................5-4
User Constant Tables ...................................................................................5-8
A: Setup Settings ............................................................................................................5-8
Application Constants: b ...............................................................................................5-10
Autotuning Constants: C...............................................................................................5-20
Reference Constants: d ................................................................................................5-26
Motor Constant Constants: E........................................................................................5-32
Option Constants: F......................................................................................................5-38
Terminal Function Constants: H ...................................................................................5-45
Protection Function Constants: L..................................................................................5-55
N: Special Adjustments.................................................................................................5-66
Digital Operator Constants: o........................................................................................5-69
T: Motor Autotuning ......................................................................................................5-73
U: Monitor Constants ....................................................................................................5-74
Factory Settings that Change with the Control Method (A1-02) ...................................5-81
Factory Settings that Change with the Inverter Capacity (o2-04) .................................5-83
6
Constant Settings by Function.............................................. 6-1
Application and Overload Selections............................................................6-2
Select the Overload to Suit the Application ....................................................................6-2
Frequency Reference ...................................................................................6-6
Selecting the Frequency Reference Source ...................................................................6-6
Using Multi-Step Speed Operation ...............................................................................6-10
Varispeed F7 Function Block........................................................................................6-13
Run Command ...........................................................................................6-15
Selecting the Run Command Source ...........................................................................6-15
Stopping Methods.......................................................................................6-17
Selecting the Stopping Method when a Stop Command is Sent...................................6-17
Using the DC Injection Brake........................................................................................6-22
Using an Emergency Stop ............................................................................................6-24
Acceleration and Deceleration Characteristics...........................................6-25
Setting Acceleration and Deceleration Times ...............................................................6-25
Accelerating and Decelerating Heavy Loads (Dwell Function).....................................6-29
Preventing the Motor from Stalling During Acceleration
(Stall Prevention During Acceleration Function) ...........................................................6-30
Preventing Overvoltage During Deceleration
(Stall Prevention During Deceleration Function)...........................................................6-32
Preventing Overvoltage by Automatically Reducing the Regenerative Torque Limit
(Overvoltage Inhibit Function, SPEC: E or later only)...................................................6-33