Access Abnormality includes No SD Card, Capacity Warning, SD Card Error, Disconnection, IP Conflict and Unauthorized Access.
Only device with SD card function has these three statues: No SD card, capacity warning, and SD card error. Device without SD card function does not support.
Step1：Select Setting>Event>Abnormality>SD Card
Step2：Choose the event type, and enable it to start the SD card abnormality function.
When there set the event type as SD card capacity warming, we can set the lower limit of space capacity, once the present SD capacity is less than this value, it will trigger the alarm.
Step3：Set the alarm linkage.
Relay-out ：Check to enable relay-out alarm.
Relay out delay ：The alarm output can delay for the specified time after alarm stops. The value ranges from 10s to 300s.
No SD card, capacity warning, SD card error, relay-out delay all start
from alarm occurs.
Send email ：After you enabled this function, the system can send out email to alarm the specified user. This function is invalid when network is offline or IP conflict occurs.