neerajpuranik Member N Join Date Feb 2006 Location Bharuch, Gujarat Posts 87 Aug 6, 2007 #1 Is it possible to use cable between ML1500 & operator panel to connect PLC to laptop if RS232-DF1 cable is not available. Kindly advice.
Is it possible to use cable between ML1500 & operator panel to connect PLC to laptop if RS232-DF1 cable is not available. Kindly advice.
bernie_carlton Lifetime Supporting Member + Moderator Join Date Apr 2002 Location Yakima, Washington Posts 6,413 Aug 6, 2007 #2 You would have to use a "null-modem" adapter with that cable.
neerajpuranik Member OP N Join Date Feb 2006 Location Bharuch, Gujarat Posts 87 Aug 6, 2007 #3 Pardon my ignorance - What is null modem?????
nswu1 Member N Join Date Oct 2005 Location louisiana Posts 278 Aug 6, 2007 #4 A null modem adapter with invert the Transmit, and Recieve (pins 2,3 of the db9).
geniusintraining Lifetime Supporting Member + Moderator Join Date Jun 2005 Location SC Posts 8,306 Aug 6, 2007 #5 You may also need a gender changer Here is a complete pinout of a null modem cable