PLC FX3U some columns may be NPN type or PNP type sensor and wiring simple.
FX3U S/S on terminals, S/S by Terminal block of 24V and 0V terminals or terminal connected to leak, source input switch.
Missing input: connect the 24V and S/S terminals
–Source input: connect the 0V terminals and S/S Terminal
By choosing you can set the basic unit of input enter input or source for the leak, but not mixed.
Basic unit and input/output expansion unit you can select leakage input or source input.
PLC ONE 