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NOTICE: Sensor input is RECOGNIZED as LOW when alarm signal is on a level with GND, and it is
recognized as HIGH when alarm signal is FLOATING or 5V. Following is internal circuit.
D1
5
V
Internal Circuit
Thus, there is a danger of damage, when the sensor input goes to a Negative level or voltage higher than 5V.
5) Network Connection
DVR connects to LAN
rks
TERATRAY CONNECTION
ETHERNET
To view video image on the computer through internet with DVR view software.