Advantech UNO-3272G Series, Руководство пользователя

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UNO-3272G User Manual 18
Default: Dry contact
Isolated Digital Input Each of the 4 isolated digital input channels accept voltages
from 0 to 30 V. Every four input channels share one external common. (Pin1-4 use
PCOM and DGND, Pin 6-9 use DGND) The following figure shows how to connect an
external input source to the card's isolated inputs.
Figure 2.14 Isolated DI Dry connection
6 DI0 Isolated digital input
7 DI1 Isolated digital input
8 DI2 Isolated digital input
9 DI3 Isolated digital input
10 DGND External common of IDI0~3
Table 2.15: DI/DO switch
Dry Contact Wet Contact
1 OFF ON
2 ON OFF
Table 2.14: DI/ DO Pin Assignments