Name Description
Rejecting changes.
Showing context sensitive help messages.
Clearing events.
Saving values to CSV file format.
Freezing the values so that updates are not displayed.
3.7 Authorization
The user categories have been predefined for the LHMI and the WHMI, each with
different rights and default passwords.
The default passwords can be changed with Administrator user rights.
User authorization is disabled by default for LHMI and can be enabled
either via the LHMI or the WHMI Main Menu/Configuration/
Authorization. WHMI always requires authentication.
Table 13: Predefined user categories
Username
User rights
VIEWER Read only access
OPERATOR •
Selecting remote or local state with (only locally)
• Changing setting groups
• Controlling
• Clearing alarm and indication LEDs and textual indications
ENGINEER • Changing settings
• Clearing event list
• Clearing disturbance records
• Changing system settings such as IP address, serial baud rate or
disturbance recorder settings
• Setting the IED to test mode
• Selecting language
ADMINISTRATOR • All listed above
• Changing password
For user authorization for PCM600, see PCM600 documentation.
Section 3 1MRS756499 A
RED615 overview
26 RED615
Operation Manual
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