3.4 Confirming while the Power is ON3-53.4 Confirming while the Power is ON3.4.1 Items to check after turning on the powerSystem configuration exampleCheck each item in the following four major steps. Items to check before turning on the powerNumber Item Description① Checking the installation ofthe external safety circuitCheck to make sure the safety circuit (wiring and installation of overlimit switch) based on an external circuit has been installed securely.② Checking the safety circuitby the PLC unitCheck the connection between the unit and over limit switches.Check the installation condition of the over limit switches.③ Checking the near homeinput and home inputCheck if the near home input and home are loaded as the inputs ofthe PLC and activated properly by performing JOG operation orhome return operation.④ Checking the rotation,moving direction, andmoving distance.Check the rotation, moving direction and moving distance byperforming JOG operation or positioning operation.
