Being that the comms are over slip rings I think that when the equipment returns home due to gravity after the fault the comms are re-established (maybe?) and all is normal, I vaguely remember that Slave may go into a "bus off" condition which, though green, will be indicated by the comm LED flashing green (though I'm less sure about this one Anyway, a Bus-Off condition can be cleared by cycling power on the slave. Generated Fri, 30 Sep 2016 04:41:58 GMT by s_hv999 (squid/3.5.20) ERROR The requested URL could not be retrieved The following error was encountered while trying to retrieve the URL: http://0.0.0.8/ Connection http://bsnux.com/allen-bradley/allen-bradley-devicenet-error-codes.html
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The system returned: (22) Invalid argument The remote host or network may be down. Your cache administrator is webmaster. You are not registered yet.
I would say it is not your scanner card if this is an AB system. __________________ Matt Stefanski Go Dayton Flyers! Allen Bradley Devicenet Error Code 91 Is this a new or existing machine? California Posted 17 Aug 2006 I don't recall seeing the node number flashing in sequence behind the error code. Please read this important info!!!
Please try the request again. Allen Bradley Devicenet Connectors The only devices on the bad network are 2 flex I/O adapters(nodes 1 and 2). Find More Posts by LJBMatt Jump to Live PLC Question and Answer Forum Bookmarks Twitter Reddit Digg del.icio.us StumbleUpon Google « Previous Thread | Next Thread » Currently Active Users Viewing The time now is 11:44 PM.
Share this post Link to post Share on other sites TWControls 41 Industrial Sorcerer MrPLC Admin 41 4428 posts Gender: Male Roanoke, Virginia United States Posted 16 Aug 2006 Another I'm surprised, though that you are not getting alternating error and node info on the scanner LED. 7X type errors I recall always refer to scan list node problems. 1746-sdn The system returned: (22) Invalid argument The remote host or network may be down. Allen Bradley Devicenet Cable Share this post Link to post Share on other sites pseudoquas 1 Sparky MrPLC Member 1 37 posts US United States Posted 16 Aug 2006 (edited) I recall that the
Please try the request again. http://bsnux.com/allen-bradley/allen-bradley-slc-500-error-codes.html A Drive is either tripped or powered off, I'll bet, which would as a consequence power-off the associated DN slave module. The good network has 4 drives and a panel view. Sign in here. Allen Bradley Devicenet Eds Files
The other thing that is strange is that it only occurs after 2:30 in the afternoon so I was thinking it might be related to the incoming Edison service dropping voltage Please DON'T use it for advertising, etc. As far as it being a single node or system wide the panel view is communicating via devicenet and it seems to be fine. check over here Share this post Link to post Share on other sites rwraley 0 Sparky MrPLC Member 0 94 posts So.
There is never an "F". Allen Bradley Devicenet Power Supply Generated Fri, 30 Sep 2016 04:41:58 GMT by s_hv999 (squid/3.5.20) ERROR The requested URL could not be retrieved The following error was encountered while trying to retrieve the URL: http://0.0.0.9/ Connection It did not happen today before I left work so I didn't get a chance to observe the DNB display but I instructed the night guy to not clear it until
Red LED's or unlit LED's on the Slave means a sick Slave. Edited 17 Aug 2006 by pseudoquas Share this post Link to post Share on other sites rwraley 0 Sparky MrPLC Member 0 94 posts So. The 1756-DNB handles all of the connection establishment and recovery on the network and all it does with the controller is bridge messaging and exchange the I/O and status data files. Allen Bradley Devicenet Bus Off Detected Sign In Now Sign in to follow this Followers 0 Go To Topic Listing Allen Bradley All Activity Home PLCs and Supporting Devices Allen Bradley Devicenet error Contact Us MrPLC.com Community
Please try the request again. Ken, it must be E78 and not F78 the scanner is above my head by about 2 ft and I probably didnt see the bottom segment in the "E". apexpower View Public Profile Find More Posts by apexpower February 19th, 2009, 11:06 AM #2 LJBMatt Member Join Date: Apr 2004 Location: Dayton, OH Posts: 430 Quote: Originally Posted this content Side Bar: Each Slave Node Module/Card has up to 3 LED's, all of which should be steady green, especially the comm LED.
Could the problem be the DeviceNet scanner module or a corrupt Scan list??? On the 1756-DNB they are accompanied by "N#" for node number and "E#" for error number. Contact Us - PLCS.net - Text - Top . Your cache administrator is webmaster.
I really appreciate all the responses and we can pick it up next week. Odds are you have a loose or bad connection to the node or nodes that are dropping off of the network.