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???
11/25/04 23:13
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#81963 - Why opto?
Responding to: ???'s previous message
Use an optocoupler ... If you can do it in the low voltage side of the transformer

If there's already transformer isolation, what's the point in adding an opto?

List of 22 messages in thread
TopicAuthorDate
230V AC Monitoring            01/01/70 00:00      
   Re: 230V AC monitoring.            01/01/70 00:00      
      More questions            01/01/70 00:00      
         reply            01/01/70 00:00      
            Use an optocoupler            01/01/70 00:00      
               Why opto?            01/01/70 00:00      
                  picture            01/01/70 00:00      
                     Mains detector            01/01/70 00:00      
                     "Mains"detector            01/01/70 00:00      
                        Earlier detect            01/01/70 00:00      
                           Re: Earlier detect            01/01/70 00:00      
                     Why opto?            01/01/70 00:00      
                        Opto            01/01/70 00:00      
   Capacitive Divider            01/01/70 00:00      
      A word of warning            01/01/70 00:00      
      Reply            01/01/70 00:00      
         Voltage sensing            01/01/70 00:00      
            Step down transformer            01/01/70 00:00      
   Danger!            01/01/70 00:00      
      Peak and RMS: Andy            01/01/70 00:00      
         What?            01/01/70 00:00      
         230 Vrms            01/01/70 00:00      

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