camerasguy71 0 Posted February 3, 2011 Generic rs-232 to 485 connectors with comm lights working on the test bench today between a borrowed pos system and my demo unit. These are the closest thing I could find to a rs-232 signal amplifier with out going $$$$$$$$$. Fingers crossed ready for action too bad problems only occurs when installing 2+ hours away. Share this post Link to post Share on other sites
hardwired 0 Posted February 3, 2011 If it turns out you need a TTL level shifter, you could try this one http://www.sparkfun.com/products/449. (under fifteen bucks, not too expensive to try out) Share this post Link to post Share on other sites
tomcctv 190 Posted February 4, 2011 Generic rs-232 to 485 connectors with comm lights working on the test bench today between a borrowed pos system and my demo unit. These are the closest thing I could find to a rs-232 signal amplifier with out going $$$$$$$$$. Fingers crossed ready for action too bad problems only occurs when installing 2+ hours away. Hi for the distance of 150ft you are going to need powered rs232 - rs485. for $50 i would go for the moxa. Share this post Link to post Share on other sites
camerasguy71 0 Posted February 4, 2011 You guys are awesome , LOL. Making me do my tour of duty huh. Share this post Link to post Share on other sites
camerasguy71 0 Posted February 10, 2011 RS-485 was the trick " title="Applause" /> Share this post Link to post Share on other sites
bongofury 0 Posted February 11, 2011 Great! What is the configuration when using RS-485? Same as RS232? Share this post Link to post Share on other sites
camerasguy71 0 Posted February 13, 2011 Plug converters straight into Serial ports. And connect Share this post Link to post Share on other sites