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???
05/08/06 13:18
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#115792 - TAKE CARE!
Responding to: ???'s previous message
Rucha said:
Sir but what about the thing that not all my machines in the same environment have the same static problem some run fine for years without any occurence of static problem

This can have to do with differencies in the manufacturing of your belts and rollers. Only a bit of doping (dirt, for instance) is enough to drastically decrease the static charge produced by the belts/rollers anrangement. So, it highly depends on the properties of rubber material, which was used for the manufacturing of your belts and rollers.

Another reason can be grounding porblems, like Steve and Kalpak already mentioned. TAKE CARE! This can really be dangerous for you!! If you are not sure, whether the individual grounds are proper, then feed additional cables from point to point, providing an additional grounding!

It would be of enormous help, if you could post here some more details of your set-up, like a routing scheme, photos, schematics etc.

Kai

List of 99 messages in thread
TopicAuthorDate
ESD problem            01/01/70 00:00      
   try isolating signal gnd from earth            01/01/70 00:00      
      thanks richard            01/01/70 00:00      
         Watchdog not really useful            01/01/70 00:00      
            hi kalpak            01/01/70 00:00      
            re watchdog, never said better            01/01/70 00:00      
               hi steve            01/01/70 00:00      
                  that will NOT help            01/01/70 00:00      
                     hello erik sir            01/01/70 00:00      
                        activating the the watchdog while error            01/01/70 00:00      
                           hello erik sir            01/01/70 00:00      
                              Pick off brush ?            01/01/70 00:00      
                                 yes            01/01/70 00:00      
                                    this may help            01/01/70 00:00      
                              So what?            01/01/70 00:00      
                                 Ouch            01/01/70 00:00      
                                    protecting the human            01/01/70 00:00      
                                       But..            01/01/70 00:00      
                                    And what if...            01/01/70 00:00      
                                       ESDĀ¬precautions            01/01/70 00:00      
                                          static            01/01/70 00:00      
                                             Not from 10mm away!            01/01/70 00:00      
                                                Bad ground            01/01/70 00:00      
                                                   Earthing problem!            01/01/70 00:00      
                                                It was observed...            01/01/70 00:00      
                                             TAKE CARE!            01/01/70 00:00      
                                                Is your design based on luck?            01/01/70 00:00      
                                             how do I            01/01/70 00:00      
                                                Some instructions and guideline            01/01/70 00:00      
                                                   Thank You steve sir            01/01/70 00:00      
                                                      two reasons not to            01/01/70 00:00      
                                                Posting Diagrams            01/01/70 00:00      
                                                   It's a pdf-file            01/01/70 00:00      
                                                      Where?            01/01/70 00:00      
                                                         Oh, sorry!            01/01/70 00:00      
                                                            Filename            01/01/70 00:00      
                                                               Name            01/01/70 00:00      
                                                                  Post it to me.            01/01/70 00:00      
                                                                     Link            01/01/70 00:00      
                                                                        Perfectly!            01/01/70 00:00      
                                                                           How            01/01/70 00:00      
                                                                              Aha...            01/01/70 00:00      
                                                                        fix it and repost            01/01/70 00:00      
                                                                           Buttons?            01/01/70 00:00      
                                                                              No            01/01/70 00:00      
                                                   sorry            01/01/70 00:00      
                                                      Try            01/01/70 00:00      
                                                      the simple way is            01/01/70 00:00      
                                                      Thank you            01/01/70 00:00      
                                                         For those who need a link to the code            01/01/70 00:00      
                                                            after seeing the link            01/01/70 00:00      
                                                         So, now you understand why "all of you o            01/01/70 00:00      
                                                      Can't open cdr-files            01/01/70 00:00      
                                                      Some questions?            01/01/70 00:00      
                                                         Yes you are right            01/01/70 00:00      
                                                            oops            01/01/70 00:00      
                                                            Test            01/01/70 00:00      
                                                               Yes            01/01/70 00:00      
                                                                  stop the frtiggin babble!            01/01/70 00:00      
                                                                     I guess            01/01/70 00:00      
                                                                        Photographs ?            01/01/70 00:00      
                                                                           steve sir            01/01/70 00:00      
                                                                              No photographs ?            01/01/70 00:00      
                                                                                 Sorry            01/01/70 00:00      
                                                                        so, it is OUR job            01/01/70 00:00      
                                                                           I had            01/01/70 00:00      
                                                                              Ground, earth, soil,...            01/01/70 00:00      
                                                                                 Spark gaps ?            01/01/70 00:00      
                                                                                    maybe he was, but ...            01/01/70 00:00      
                                                                                    Good for surges, but for ESD?            01/01/70 00:00      
                                                                                    Thank you            01/01/70 00:00      
                                                            Some more questions            01/01/70 00:00      
                                                               Yes            01/01/70 00:00      
                                                                  Frame, rollers bearings            01/01/70 00:00      
                                                                     Kai, is it time?            01/01/70 00:00      
                                                                        Hallelujah!            01/01/70 00:00      
                                                            The mess with...            01/01/70 00:00      
                                                            Semi isolating semi conducting enclosure            01/01/70 00:00      
      I can't see why...            01/01/70 00:00      
         I never understood why either, but ...            01/01/70 00:00      
   Measurement            01/01/70 00:00      
   Forget the watchdog!            01/01/70 00:00      
      kai sir            01/01/70 00:00      
         Hallo?            01/01/70 00:00      
      kai sir            01/01/70 00:00      
         What do you expect from a watchdog?            01/01/70 00:00      
            Unpleasant.            01/01/70 00:00      
               Which is why I doubt it is ESD            01/01/70 00:00      
                  Curiouser and curiouser            01/01/70 00:00      
               instruments            01/01/70 00:00      
                  you can't            01/01/70 00:00      
                  Diagnosis ...            01/01/70 00:00      
                     the difference can be 'legal'            01/01/70 00:00      
      expensive is not always expensive            01/01/70 00:00      
         Exactly!            01/01/70 00:00      
            Killing shock ?            01/01/70 00:00      
               Who says that...            01/01/70 00:00      
   Trying to improve the performance...            01/01/70 00:00      
      Thank you kai sir            01/01/70 00:00      

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