User Guide

R28A/V
Admin Guide
Web Relay Key: If the DTMF keys are same with the local relay,
the web relay will be open with local relay. But if there are
different, the web relay is invalid.
Web Relay Extension: The web relay can only receive the
DTMF signal from the corresponding extension number.
Note: Users can modify username and password in web relay
website.
4.3.2.Wiegand
Using this feature to integrate with some wiegand access control.
R28 can be used as wiegand input or output.
Go to Intercom - Advanced to configure.
Wiegand Type: Support Wiegand 26 or 34. The different
number means different bits.
Wiegand Mode: Input or output. Typically, when users select
input, we generally connect the wiegand input device, such as
the wiegand card reader. Or R28 can be used as output, it is
generally used to connect the third-party access control, and
R28 change the card information as wiegand signal, and then
Figure 4.3.2 Wiegand