WiXHC MACH3 MK3-ET - MKX Wiring: Input Port Connections; 16 Input Port Wiring

MKX Wiring
Input Io：16 Input port;In0 to In15.Active Low
NO.5：
NPN photoelectric switch
OUT
GND
VCC
Mechanical Switch
OUT
GND
VCC
PNP photoelectric switch
Relay
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