gmondrax Member Join Date Feb 2010 Location Managua Posts 15 Jun 25, 2010 #1 Hello Everyone. I had this problem. PLC S7 200 CPU 226 has a DB 9 RS-485 PORT and PanelView C300 has the same PORT But only 4 connector called [ T, T-, R, R-, S] how Can I connected. Please HELP. Thanks...!!!
Hello Everyone. I had this problem. PLC S7 200 CPU 226 has a DB 9 RS-485 PORT and PanelView C300 has the same PORT But only 4 connector called [ T, T-, R, R-, S] how Can I connected. Please HELP. Thanks...!!!
geniusintraining Lifetime Supporting Member + Moderator Join Date Jun 2005 Location SC Posts 8,277 Jun 27, 2010 #2 I would try using 1 ~ T 3 ~ R 5 ~ S/GND They have a 422/485 port the PPI on the 200 is 485.... so just a guess but it may work
I would try using 1 ~ T 3 ~ R 5 ~ S/GND They have a 422/485 port the PPI on the 200 is 485.... so just a guess but it may work