Authorizations; User Authorization - ABB RELION REX640 Operation Manual

Section 7
Commissioning
7.3
7.3.1
100

Authorizations

User authorization

The user categories have been predefined for the LHMI and WHMI, each with
different rights and default passwords.
Passwords are settable for user accounts in all roles. Only the following characters are
accepted.
• Numbers 0-9
• Letters a-z, A-Z
• Space
• Special characters !"#%&'()*+´-./:;<=>?@[\]^_`{|}~
By default, the password policies in the protection relay are as follows:
• Minimum password length: 4
• Maximum password length: 10
• Minimum uppercase characters: 0
• Minimum numeric: 0
• Minimum special characters: 0
The protection relays are delivered from the factory with default passwords. It is
required to change the default passwords.
Table 12: Predefined roles and default passwords
Username
VIEWER
OPERATOR
ENGINEER
ADMINISTRATOR
The following aspects of the password policies can be customized in IED Users in
PCM600.
• Option of enabling or disabling password policies (disabling sets default policies
as described above)
• Minimum password length
• Maximum password length
• Use of uppercase characters
• Use of lowercase characters
• Use of numbers
• Use of special characters
Password (LHMI and remote clients/WHMI)
remote0001
remote0002
remote0003
remote0004
1MRS759118 A
REX640
Operation Manual