5.13 External Alarm Input and Relay Output

For DVR-470, there are 4 external alarm input and 2 relay output. For DVR-1670, there are 16 external alarm input and 4 relay output. In “Alarms” menu, you can setup for each external alarm input. In main menu, move “Active Frame” to “Alarms” icon and press 【ENTER】key to enter into alarms menu：

External alarm input setup：

Step 1：Select one alarm input

Use【↑】【↓】keys to select one alarm input.

Step 2：Alarm type

This is sensor type. You can select “Normal Open” or “Normal Close” according to the sensor type.

Step 3：Enter into “Alarm in Handling” sub menu

In the “Alarms” menu, there are two options for “Alarm Handling” item. One is “Ignore”, and the other is “Handle”. If you select “Handle” option, you can active “Policy” and “PTZ Linkage” buttons on right side. Move “Active Frame” to “Policy” button and press【ENTER】 key, you will enter into “Alarm in Handling” sub menu：

Page 60