Chapter 4 Operating ISPSoft However, an input contact can be forced ON or OFF during a test. You can click an input contact or output contact which will be set, right-click the contact, point to Force on the context menu, and select On (X/Y) , Off (X/Y) , Release (X/Y) , or Release All . If an input contact or output contact is forced ON or OFF, a lock symbol will appear at the left side of the contact. 4_ If an output contact in the program is forced ON or OFF, the output state of this contact will not be affected by the program execution result. *. If the online monitoring function is disabled, the contacts will not be automatically released from the locked states.
As a result, you have to check whether the contacts need to be released from the locked states after the test is complete. There are two ways to create a monitoring table. You can create a monitoring table online or offline. Method 1 Click New Devices Table on the PLC menu, or on the toolbar. 4-43 Force Description On (X/Y) Forcing the input contact or output contact selected ON Off (X/Y) Forcing the input contact or output contact selected OFF Release (X/Y) Releasing the contact from the locked state Release All Releasing all the contacts from the locked states