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Pulse Catch Feature, Min Pulse Duration ?

8/29/2010 8:34 PM	Rate (0)
gkaim Posts: 4 Rating: (0)	Hello experts, I need to use Pulse Catch Feature of the CPU226 with filtering OFF. Can you tell me what is the minimum pulse duration that can be captured (guaranteed)?
gkaim Posts: 4 Rating: (0)
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8/30/2010 8:36 AM	Rate (0)
Helmut_13 Posts: 2930 Rating: (432)	Hi, the fasted filter time for inputs you can select is 0.2ms. You can not switch off. So I think this will be the min. time of an puls for a 24V DC PLC. If want to read faster, then use input alarms (interrupt). Hope this helps
Helmut_13 Posts: 2930 Rating: (432)
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9/3/2010 7:34 PM	Rate (0)
gkaim Posts: 4 Rating: (0)	Hello, thanks for the reply. I also find in the manual that interrupt inputs also pass through the filtering. Only the High Speed Counters bypass it, it says.
gkaim Posts: 4 Rating: (0)
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