LS ELECTRIC SV-iS7 Series, User Manual

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Learning Advanced Features
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8.29.2 Parameter Lock
Use parameter lock to prevent unauthorized modification of parameter settings. To enable
parameter lock, register and enter a user password first.
Group Code Name LCD Display Parameter Setting Setting Range Unit
CNF
52 Parameter lock Key Lock Set Unlocked 0 – 9999 -
53 Parameter lock password Key Lock Pw Password 0 – 9999 -
Parameter Lock Setting Details
Code Description
CNF-53 Key Lock
PW
Register a password to prohibit parameter modifications. Follow the
procedures below to register a password.
No Procedures
1
Press the [PROG/ENT] key on code CNF-53 to display the saved
password input window. If a password is being registered for the
first time, enter “0”. It is the factory default.
2 If a saved password has been set, enter the saved password.
3
If the entered password matches the saved password, then a new
window to enter a new password will be displayed. (The process will
not progress to the next stage until the user enters a valid
password).
4 Register a new password.
5 After registration, code CNF-53 will be displayed.
CNF-52 Key Lock
Set
To enable parameter lock, enter the registered password. The [Locked] sign
will be displayed on the screen to indicate that prohibition is enabled. Once
enabled, pressing the [PROG/ENT] key will not allow the edit mode to run. To
disable parameter lock, re-enter the password. The [Locked] sign will
disappear.
If parameter view lock and parameter lock functions are enabled, no inverter operation related
function changes can be made. It is very important that you memorize the password.