ISPSoft User Manual In the continuous function charts, double click the value that you’d like to change, the field will become editable. Type the value in and click on the blank area or press Enter on the keyboard to complete the editing. Press Enter Force Only X contact and Y contacts and be forced ON or OFF. If an X contact is forced ON or OFF, the state of the contact will not be affected by the actual input. Likewise, if a Y contact is forced ON or OFF, the state of the contact will be affected by the program execution result. Y0.0 in the figure below is forced ON. It will be ON even if M0 is OFF.
Besides, if a contact is forced ON or OFF, a lock symbol will appear at the left side of the contact. Click an X contact or a Y contact which will be manipulated, right-click the X contact or the Y contact, point to Force on the context menu, and select On (X/Y) , Off (X/Y) , Release (X/Y) , or Release All . 18-12