Dahua SD8A240VI-HNI, Руководство по установке

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Figure 2-6
2.4.1.3
Connect Alarm Cable
The alarm cable connection and config steps are shown as follows:
Step 1
Connect alarm input device to the ALARM IN and ALARM GND of the user cable.
Step 2
Connect alarm output device to the ALARM OUT and ALARM COM of the user cable, alarm
output is the relay switch output.
Step 3
Open the device WEB interface, make corresponding settings to the alarm input and output
device in “Setup > Event > Alarm Setup”.
The alarm input of WEB is corresponding to the alarm input of the user cable. It is to set the
corresponding NO and NC output according to the high and low level signal generated by alarm
input device when alarm triggers.
Step 4
Set the alarm output situation of user cable on the WEB.
2.4.1.4
Connect GND Cable
Connect the power line YELLOW & GREEN of the combination cable to the lightning protection
device, and make sure the lightning protection device is well grounded.
2.4.2 Install Speed Dome