On 19 August 2011 08:17, Viesturs Lācis <[email protected]> wrote: > Hello, gentlemen! > > I have very similar problem to Maximilian's. > I have 2 relays, that are "active high". 7i43's outputs are "active low". > Those relays open high pressure valve and also abrasive valve in > waterjet machine. > > Can anyone suggest me some kind of simple hardware signal invertor?
I guess that using the "normally closed" terminal on the relays isn't an option? However, relays are current-operated devices, so can be switched high-side or low-side so I am not clear what your problem is. -- atp "Torque wrenches are for the obedience of fools and the guidance of wise men" ------------------------------------------------------------------------------ Get a FREE DOWNLOAD! and learn more about uberSVN rich system, user administration capabilities and model configuration. Take the hassle out of deploying and managing Subversion and the tools developers use with it. http://p.sf.net/sfu/wandisco-d2d-2 _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
