In SX Microcontrollers, SX/B Compiler and SX-Key Tool, cameron wrote: Hi I am sending a 5Volt signal to a power board to an MOC3041 OptoIsolator I think thats what it is called (its a led switch which directs an AC current to drive an AC main motor) I am able to drive the small motor using the same process. However the main motor MOC3041 requires 500 mA. Does this make more sense, I am new at these things so if you need more information let me know. Thanks, Cameron ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=190196#m190591 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2007 (http://www.dotNetBB.com)