Advantech PCIE-1756 Manuale Utente Scaricare il pdf (Pagina 33)

25 Chapter 3

3.3.2 Isolated Digital Input

Each of isolated digital input channels accepts bi-directional 10 ~ 30 V

voltage inputs. Meaning that you can apply positive or negative voltage to

an isolated input pin (V

). Every 16 input channels share one common

pin. Figure 3.3 shows how to connect an external input source to one of

the card’s isolated input channels.

Figure 3.3: Isolated Digital Input Connection

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Advantech PCIE-1756 Manuale Utente Pagina 33