Web Hmi - ABB RELION REX640 Operation Manual

1MRS759118 A
3.4
REX640
Operation Manual
WHMI connection. Data transfer to a USB stick is enabled via the USB port. By
default the USB port is disabled and has to be taken into use with a specific parameter.
GUID-D53AE6BA-8746-4796-B1C9-13352190FAEA V1 EN
Figure 6: Local HMI connectors
1 USB port
2 RJ-45 ports

Web HMI

The WHMI allows secure access to the protection relay via a Web browser. The
WHMI is verified with Google Chrome, Mozilla Firefox, Internet Explorer 11.0 and
Microsoft Edge.
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Section 3
REX640 overview
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