Rockwell Automation 1302 575v AC Drive - Canada Only - Manual (Page 73)

8–15 Programming
Publication 1302-5.0 — January, 1998
FĆ20 Password Lockout Enable
This parameter enables or
disables parameter password
protection.
Parameter Range:
Default Setting:
Step Size:
OFF = Password lockout disabled
(parameters can be modified)
ON = Password lockout enabled
(parameters cannot be modified)
OFF
N/A
!
ATTENTION: It is your responsibility to determine how to distribute the password.
Allen-Bradley is not responsible for unauthorized access violations within the user's
organization. Failure to observe this precaution could result in equipment damage or bodily
injury.
When FĆ20 = ON, parameter values can be displayed but cannot be modified (except FĆ20). Entering the
factoryĆset password number (257) toggles the state of the lockout. Refer to Chapter 8, Ensuring Program
Security for this procedure.
Important: There is no visual indication of the status of this feature. You must access FĆ20 to verify its
current value (ON or OFF).
FĆ21 Avoidance Frequency
This parameter specifies the
midpoint of the avoidance band
selected in FĆ22.
Parameter Range:
Default Setting:
Step Size:
Minimum speed to maximum speed (Hz)
5.0
0.10 Hz
The avoidance band can help alleviate problems with vibrations/harmonics at a specific operating
frequency of the driven motor or machinery. Refer to the FĆ22 parameter description for more
information.