Digital Input And Output - Advantech UNO-137 User Manual

2.2.6

Digital Input and Output

There are 8x digital inputs and 8x digital outputs configured from GPIO pins for on/off
triggering and status reading.
The following table indicates the mapping for DIO and GPIO
Use SW6 to set Wet Contact and Dry Contact for Digital input
Dry: Configure to Setting 1 (Default)
Digital Input
Input Channels 8

Input Voltage (Wet Contact), Configure SW6 to Setting 3

– Logic 0: 10~30 V
– Logic 1: 0~3 V
Input Voltage (Dry Contact), Configure SW6 to Setting 1

– Logic 0: Shorted to GND
– Logic 1: Open
Isolation Protection 2,500 V

Over-voltage Protection 30 V

Opto-Isolator Response 50 μs

DC
DC
DC
DC
13
Wet: Configure to Setting 3
UNO-137 User Manual