18 Commander SK Getting Started Guide
www.controltechniques.com Issue Number: 1
Safety
Information
Rating
Data
Mechanical
Installation
Electrical
Installation
Keypad and
Display
Parameters
Quick Start
Commissioning
Diagnostics Options
Parameter
List
UL Listing
Information
5.6 Security codes
Setting a security code allows view only access to all parameters.
A security code is locked into the drive when Pr 25 is set to any other value then 0 and
then Loc is selected in Pr 10. On pressing the MODE key, Pr 10 is automatically
changed from Loc to L1 and Pr 25 will be automatically set to 0 so as not to reveal the
security code.
Pr 10 may be changed to L2 or L3 to allow view only access to parameters.
5.6.1 Setting a security code
•Set Pr 10 to L2.
•Set Pr 25 to the desired security code e.g. 5
•Set Pr 10 to Loc.
• Press the MODE key
•Pr 10 will now be reset to L1 and Pr 25 will be reset to 0.
• The security code will now be locked into the drive.
• Security will also be set if the drive is powered down after a security code has been
set into Pr 25.
5.6.2 Unlocking a security code
• Select parameter to be edited
• Press the MODE key, the right hand display will flash 'CODE'
• Press the UP key to start entering the set security code. The left hand display
will show 'CO'
• Enter the correct security code
• Press the MODE key
• If the correct security code had been entered, the right hand display will flash and
can now be adjusted.
• If the security code has been entered incorrectly, the left hand display will flash the
parameter number. The above procedure should be followed again.
5.6.3 Re-locking security
When a security code has been unlocked and the required parameter changes made, to
re-lock the same security code:
•Set Pr 10 to Loc
• Press the MODE key
5.6.4 Setting security back to 0 (zero) - no security
•Set Pr 10 to L2
• Go to Pr 25
• Unlock security as described above.
•Set Pr 25 to 0
• Press the MODE key.
M
M
M
M
M
M
If a security code has been lost or forgotten, please contact your local drive centre or
distributor
NOTE