2.5.3 Testing Digital Input Function

Click the Digital Input tab to show the Digital Input test panel as seen below. By the color of the LEDs, you can easily discern whether the sta- tus of each digital input channel is high or low.

Red lamp: High

Green lamp: Low

Figure 2.8: Digital Input Tab/Device Test Dialog

2.5.4 Testing Digital Output Function

Click the Digital Output tab to bring up the Digital Output test panel as shown below. By pressing the buttons on each tab, you can easily set each digital output channel as high or low for the corresponding port.

Figure 2.9: Digital Output Tab/Device Test Dialog

USB-4718 User Manual

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Advantech 4718 user manual Testing Digital Input Function, Testing Digital Output Function, Red lamp High Green lamp Low