On Mon, 5 Aug 2013 16:26:21 +0100, you wrote: >On 5 August 2013 16:05, John Alexander Stewart <ivatt...@gmail.com> wrote: > >> 2) Here's my 5i25 config section for the G540: > >> setp hm2_5i25.0.stepgen.01.position-scale [AXIS_1]SCALE >> setp hm2_5i25.0.stepgen.01.steplen 1500 >> setp hm2_5i25.0.stepgen.01.stepspace 2500 >> setp hm2_5i25.0.stepgen.01.dirhold 2000 >> setp hm2_5i25.0.stepgen.01.dirsetup 2000 > >I would try doubling all these as an experiment. Even then you will >have a max theoretical motor speed of 4,600rpm at 8x microstepping. >And I doubt that the stepper can really do more than 1000rpm.
A Vexta PK264-E2.0B is capable of over 2500 rpm and in bipolar parallel at 48V 2.5A it still has 50% of it's stopped torque at 2500rpm. Without knowing what the stepper is, and looking at the manufacturers torque curves what it can or can't do is pure supposition. Steve Blackmore -- ------------------------------------------------------------------------------ Get your SQL database under version control now! Version control is standard for application code, but databases havent caught up. So what steps can you take to put your SQL databases under version control? Why should you start doing it? Read more to find out. http://pubads.g.doubleclick.net/gampad/clk?id=49501711&iu=/4140/ostg.clktrk _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
