3.6 Web HMI
The WHMI allows secure access to the protection relay via a Web browser. The WHMI
is verified with Google Chrome, Mozilla Firefox and Microsoft Edge.
Figure 9: Example view of the Web HMI
WHMI offers several functions. The menu tree structure on the WHMI is almost
identical to the one on the LHMI.
Table 4: Web HMI main groups and submenus
Main groups Submenus Description
Dashboard Used to see an overview of the protection
relay including status, measurements, single-
line diagram and latest events
Device Monitoring Used to navigate to monitoring, information,
self-supervision, single-line diagram or clear
pages
Information
Self-supervision
Single Line Diagram
Clear
Change Password
About
Measurements Measurements Used to navigate to the measurements or
phasor diagrams
Phasor Diagrams
Recordings Events Used to view the events, disturbance records,
fault records, load profile records and alarms
Disturbance records
Fault records
Load Profile Record
Alarm List
Import/Export Report Summary Used to export a parameter list or a report
summary, and to import and export settings
Import/Export Set-
tings
Parameter List
Table continues on the next page
1MRS759118 D REX640 overview
REX640
Operation Manual
25
To Next Page
Loading...
Need help?
General
