Dahua N45DB7Z, Быстрый старт, Страница: 10 / 21

Introduction 3
 Mode B: Switch application. Alarm output is used to drive external circuit, the
maximum voltage is 12V and the maximum current is 300mA. If the voltage is
higher than 12V, please use an additional electric relay.
Mode A Figure 1-3
Mode B Figure 1-4
Log in web interface, and configure alarm input and alarm output in alarm setting. Step 3
 The alarm input in the web interface is corresponding to the alarm input end of the
I/O port. There will be high level and low level alarm signal generated by the alarm
input device when alarm occurs, set the input mode to "NO" (default) if the alarm
input signal is logic "0" and to "NC" if the alarm input signal is logic "1".
 The alarm output in the web interface is corresponding to the alarm output end of
the device, which is also alarm output end of the I/O port.