Assertion: relay's contact | /r/HasProperty | nc
Facets:
value: for the monitoring contacts
type: PURPOSE
Source sentences:
text: Normally Closed Contact (NC) –
text: Contacts may be all NO, all NC, changeover, or a mixture of these, for the monitoring contacts, so that the safety system designer can select the correct configuration for the particular application.
text: Similarly up to seven relays can be used for seven different loads to be switched on by the normally open (NO) contact or switched off by the normally closed contact (NC) but in this we used only one relay for operation.
text: Using all three contacts, NC, NO and Common, the