Two velocity loops shouldn't be a problem. Have you tried reducing the amp gain? Somewhere the amps must have controls for the loop gain. Try turning the gain down. It doesn't matter if the amp velocity loop is a bit weak as EMC's loop will compensate.
Les On 13/09/2010 15:37, Igor Chudov wrote: > I posted a message to this list that my servo motors cannot calm down > after a motion. > > Right now my amplifiers are set to velocity mode and I use a > tachometer for velocity feedback. So, the amps themselves have a > velocity loop that they close. There is essentially two loops per > axis, one in EMC2 and one in the amplifier. > ------------------------------------------------------------------------------ Start uncovering the many advantages of virtual appliances and start using them to simplify application deployment and accelerate your shift to cloud computing http://p.sf.net/sfu/novell-sfdev2dev _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
