On Thursday 30 January 2014 20:28:27 Dave Cole did opine: > Except that if you put it on an axis and you wanted to stop, the drive > could not apply braking torque.. > I can't imagine that working on a servo axis. Even steppers can apply > braking torque. > > Dave
I do, by making hal apply a staged dynamic braking load, so even with all that weight, I can do the reversal at the left end of a G33.1 in a hair over 2 seconds. From 350 rpm. > On 1/30/2014 5:44 PM, andy pugh wrote: > > On 30 January 2014 22:23, Dave Cole <[email protected]> wrote: > >> The hint is: "pot control with external 5 volt control available" > > > > However, it might still work. LinuxCNC can output speed-dir if needed. > > ------------------------------------------------------------------------ > ------ WatchGuard Dimension instantly turns raw network data into > actionable security intelligence. It gives you real-time visual > feedback on key security issues and trends. Skip the complicated setup > - simply import a virtual appliance and go from zero to informed in > seconds. > http://pubads.g.doubleclick.net/gampad/clk?id=123612991&iu=/4140/ostg.cl > ktrk _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users Cheers, Gene -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> NOTICE: Will pay 100 USD for an HP-4815A defective but complete probe assembly. Home on the Range was originally written in beef-flat. A pen in the hand of this president is far more dangerous than 200 million guns in the hands of law-abiding citizens. ------------------------------------------------------------------------------ WatchGuard Dimension instantly turns raw network data into actionable security intelligence. It gives you real-time visual feedback on key security issues and trends. Skip the complicated setup - simply import a virtual appliance and go from zero to informed in seconds. http://pubads.g.doubleclick.net/gampad/clk?id=123612991&iu=/4140/ostg.clktrk _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
