This eBay sensor has active high output.
In that event, run each output, through a diode, to a common resistor to ground and take your signal from that resistor.
The output is high if any of the output is high.
This eBay sensor has active high output.
In that event, run each output, through a diode, to a common resistor to ground and take your signal from that resistor.
The output is high if any of the output is high.