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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.