Eyemax TVST TR SERIES User Manual page 11

HD TVI Hybrid DVR User Manual
Introduction
Alarm IN 1~16 are 16 CH alarm input interfaces. There are no type requirements for sensors.
NO type and NC type are both available.
The way to connect sensor and the device is as shown below:
The alarm input is an open/closed relay. If the input is not an open/closed relay, please refer to
the following connection diagram:
Alarm Output:
The way to connect alarm output device:
Pull out the green terminal blocks and loosen the screws in the alarm out port. Then insert the
signal wires of the alarm output devices into the port of NO and COM separately. Finally,
tighten the screws. Provided that the external alarm output devices need power supply, you
can connect the power supply as per the following figures.

PTZ Connection
There are two types of RS485 interfaces:
（Type 1） （Type 2）
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