Analog Input - Vivotek IO.XEC User Manual

Ethernet i/o controller
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If needed, more relays can be added. The following diagram shows how to connect an external
relay to a open collector output.

2.2.4 Analog input

The analog input voltage must be connected to the AI terminal. The reference is GND.
When not in use, this feature should be disabled, in order to prevent erroneous behavior.
Please consult section 3.3.
8

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