How to retrieve info from a plc that has only got temporary memory

How to retrieve info from a plc that has only got temporary memory - BrainReactions.net Online Brainstorming http://www.brainreactions.net/brainstorms/2075 BrainReactions.net Online Brainstorming Wed, 23 Jan 2008 04:22:32 BrainReactions.net Online Brainstorming webmaster@brainreactions.net 20