Dahua Technology VDA-NVR2108W4KS2, Руководство пользователя

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Table of Contents 243
Figure 4-176
Step 2 Select a channel and alarm type, enable the thermal alarm function.
Step 3 Select fire mode and then enable this function (If the alarm type is Fire Alarm ). System
supports preset mode and zone excluded mode.

Preset : Select a preset and then enable the function. System generates an alarm
once it detect there is a fire.

Global : System filters the specified high temperature zone. System generates an
alarm once the rest zone has fire.
Step 4 Set parameters. See Table 4-48.
Table 4-48
Parameter Description
Alarm Out
The alarm device (such as lights, sirens, etc.) is connected to the alarm output
port. When an alarm occurs, the NVR device transmits the alarm information to
the alarm device.
Latch When the alarm ends, the alarm extended for a period of time. The time range is
from 0 seconds to 300 seconds.
Show
Message
Check box to enable a pop-up message in your local host PC.