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CHAPTER 3: INTERFACES
339 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
1.
339 devices shipped from the factory are initially set with security disabled. If the
password security feature is to be used, the user must first change the Master Reset
Password from the initial Null setting, this can only be done over communications, not
from the front panel keypad. The new Master Reset Password must be 8 to 10
characters in length, and must have minimum 2 letters and 2 numbers. The letters
are case sensitive. After entering a valid Master Reset Password, enter the new
Master Reset Password again to confirm, then select Change Password.
2.
Now that the Master Reset Password has been programmed, enter it again to log in to
the Master Access level. The Master Level permits setup of the Remote and Local
Passwords. If the Master Reset Password has been lost, record the Encrypted Key and
contact the factory to have it decrypted.
3.
With Master Level access, the user may disable password security altogether, or
change the Master Reset Password.
4.
The Master Access level allows programming of the Remote Setpoint and Remote
Control passwords. These passwords are initially set to a Null value, and can only be
set or changed from a remote user over RS485 or Ethernet communications. Remote
Passwords must be 3 to 10 characters in length.
5.
Initial setup of the Local Setpoint and Local Control passwords requires the Master
Access level. If Overwrite Local Passwords is set to YES, Local passwords can be
changed remotely only (over RS485 or Ethernet). If Overwrite Local Passwords is set to
SOFTWARE SETUP
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