Connecting digital output to an NPN-compatible PLC device input
This type of connection is possible only when opto-isolated input is used (bidirectional in some cases) or when only one general opto-isolated
input is used.
Output state
Output switch state
Input state
ON
Sourcing current
Pull down (energized)
OFF
Relaxing
Not energized
Figure 21: connecting digital output to a NPN-compatible PLC device input - more bidirectional inputs
Note:
In this case a bidirectional opto-isolated input must be used.
Figure 22: connecting digital output to a NPN-compatible PLC device input - single input
XIMEA Technical Manual, Version: v230927
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