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NVS440 User’s Guide
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Figure 6-2. Alarm input circuit of NVS440
2. Alarm Output(RLY OUT)
Alarm output is configured as a relay circuit. Relay circuit in normal operation is open and circuit is
closed upon input trigger from motion or external sensor. The relay is capable of switching 30V/2A
electrical signal.
Figure 6-3. Alarm Output of NVS440
External Power
External Alarm Device