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DI/DO Diagram
Please refer to the following illustration for the connection method. Please note that the
maximum load on the DO pins is 50mA.
DI-
DO+
DI+
DO-
BJT transistor
IMPORTANT:
• The camera can be driven by an Ethernet connection to a PoE Plus switch (30W output).
You can connect both the PoE Plus and the 24V power for fail-safe redundancy.
VDC
+12
Switch
VDC
Max.
AC
NO
NC
Source
Relay
AC
Device
DI-
DO+
DI+
DO-
BJT transistor
VIVOTEK
VDC
+12
VDC
Switch
NO
AC
NC
Source
Relay
Device
User's Manual - 9
AC
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