X86 Open Platform
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User Manual
30
OPTO IN
IN_COM
PNP
_
Power +
Signal Line
Power Ground
Figure 7-3
Connecting to PNP Device
7.2 I/O Output Wiring
I/O interface output is open-circuit output, as shown below. Input voltage ranges from 5
VDC to 30 VDC, and current cannot exceed 200 mA.
Figure 7-4
I/O Output Wiring
If the output device is NPN signal (suspended or power negative), OUT_COM should be
connected with input device power positive, and signal line with corresponding input
interface.
NPN
OPTO OUT
_
OUT_COM
Power +
Signal Line
Power Ground
Figure 7-5
Connecting to NPN Device