User Manual

39 | VMAX A1 Plus™ DVR
4.2.6. Keyboard
When an external keyboard is used, select the model and corresponding baud rate from the
drop-down options. The baud rate must match the one set in the keyboard itself. Make sure the
Keyboard ID in SYSTEM> INFORMATION setup page matched the one set in the keyboard.
4.3 Alarm
4.3.1. Sensor
User can install multiple sensors on the system to get the pre and post alarm recording and
intensive recording function as well.
 On, off: Turn on or turn off the sensor.
 Cam: Select the associated camera.
 Relay: Select the associated alarm output.
CAUTION
Relay contact can stand up to 24V/1A. In case that it is connected to the external
circuit which is over 24V/1A, it can cause a problem on the system.
 Preset: Set a PTZ camera to move to a preset position when the sensor is triggered.