How do you wire a 518aph switch to a model oplc-a-100?

To wire a 518APH switch to a Model OPLC-A-100, first ensure the power is off to avoid any electric shock. Connect the switch's terminals to the appropriate input terminals on the OPLC-A-100, typically using digital input terminals for the switch. Make sure to follow the wiring diagram provided in the OPLC-A-100 manual for specifics on terminal numbers and connections. Finally, secure all connections and restore power to test the switch functionality.