connor2425 Posted February 21, 2013 Share Posted February 21, 2013 Hi,Got a major issue with a kantech system we have put in.We have 23 controllers on the system and all was working fine until kt300's started to drop off the system randomly, it can be anywhere along the line!Orginally we didnt have ground linking the panels which we put on thinking it would give us a healthy network but it didnt.It is connected via USB.Can anyone help me on this as im at my wits end with it. Link to comment Share on other sites More sharing options...
Cubit Posted February 21, 2013 Share Posted February 21, 2013 Earth loop probs. Link to comment Share on other sites More sharing options...
connor2425 Posted February 21, 2013 Author Share Posted February 21, 2013 Anything I could try? would this cause the units to reload? Link to comment Share on other sites More sharing options...
Cubit Posted February 21, 2013 Share Posted February 21, 2013 Check mains earths Link to comment Share on other sites More sharing options...
Oxo Posted February 21, 2013 Share Posted February 21, 2013 Agreed Link to comment Share on other sites More sharing options...
connor2425 Posted February 21, 2013 Author Share Posted February 21, 2013 right ok will do, could this throw conrollers off? anyone any experince of this? Thanks Link to comment Share on other sites More sharing options...
goncall Posted February 21, 2013 Share Posted February 21, 2013 power problems/mains fails etc can make them drop out,check psu loads.. Link to comment Share on other sites More sharing options...
connor2425 Posted February 21, 2013 Author Share Posted February 21, 2013 All the units are powered, we have earthed the terminal to the box Link to comment Share on other sites More sharing options...
Oxo Posted February 21, 2013 Share Posted February 21, 2013 Linked via USB`s. Earth faults will travel. Link to comment Share on other sites More sharing options...
connor2425 Posted February 21, 2013 Author Share Posted February 21, 2013 Its connected via a rs485 unit to USB, could this be the prob? tried everything today! to the PC only Link to comment Share on other sites More sharing options...
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