3.7.Access Control
Login to the website and go to Phone - Time/Lang, to configure
time and language
3.7.1.Relay
Go to Intercom - Relay to configure relay settings.
There are three terminals of relay: NO, NC and COM. NO stands
for normally open contact. NC stands for normally closed contact.
Relay ID: R28 supports three relays. Users can configure them
respectively.
Relay Type: Default state means NC and COM are normally
closed, while Invert state means NC and COM are normally
opened.
Relay Delay: To configure the duration of opened relay. Over the
value, the relay would be closed again.
Relay Status: While the relay is triggered, the statues will be
switched. When COM connects to NC, the status is low.
Note: Relay does not deliver power. users should prepare power
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