User Guide

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R27A/V
Admin Guide
Wiegand Mode: Input or output. Typically, when users select input,
we generally connect the wiegand input device, such as the
wiegand card reader. Or R27 can be used as output, it is generally
used to connect the third-party access control, and R27 change the
card information as wiegand signal, and then transfer to the access
control module.
4.4. Security
4.4.1. Anti-alarm
Go to Intercom - Advanced to configure.
Tamper Alarm: R27 integrates internal gravity sensor for its own
security. After enabling tamper alarm, if the gravity of R27 changes
dramatically, it will alarm.Gravity sensor threshold stands for
sensitivity of sensor. Smaller the value, the more sensitive it is.
Figure 4.4.1 Anti-alarm