a_pourjafar Member A Join Date Aug 2002 Posts 1 Feb 6, 2003 #1 Hi how would you define or explain a signal sinking or sourcing to or from a PLC? Thanks
TimeFluxCap Member T Join Date Nov 2002 Location Australia Posts 321 Feb 7, 2003 #2 http://www.patchn.com/npnpnp1.htm the info came from terry on this site.