ADLINK Technology DIN-1040, User Manual

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Introduction 7
DIN-1040
Table 1-8: Isolated Digital Input Pin Assignments
Figure 1-3: Isolated Digital Input Circuit
Pin Signal
1 DI0 (+)
2 DI0 (-)
3 DI1 (+)
4 DI1 (-)
5 DI2 (+)
6 DI2 (-)
7 DI3 (+)
8 DI3 (-)
9 Isolated GND
Min. Max.
Number of Channels 4 digital inputs
Input Resistance 2.4K Ω
Normal Input High Threshold +2.4V +24V
Normal Input Low Threshold 0V +1.8V
1 9
2.4k
Ÿ
`
DIN-1040
DI(+)
DI(-)