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s0 puls

Created by: msikkema at: 3/16/2012 3:57 PM (3 Replies)

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3/16/2012 3:57 PM	Rate (0)
msikkema Posts: 2 Rating: (0)	Hi, I hope someone can help me further. I am looking for a module that can read an s0 pulse from a kWh meters ( PRO1D ). Its for a s7-300 CPU Some specs. Nom. current 5 A Implementing Single-phase AC Max. flow. 32 A Nom. (measuring) voltage 230 V Nom. (measurement-) operating frequency 45 t / m 55 Hz Pulse output 2000 pulses per kWh, 0.5 Wh / imp.
msikkema Posts: 2 Rating: (0)	Last edited by: msikkema at: 3/16/2012 3:58 PM
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3/16/2012 8:01 PM	Rate (0)
Ayman Elotaify Platinum Expert Joined: 5/28/2008 Last visit: 9/8/2024 Posts: 4515 Rating: (839)	Hello, If I understand your question correctly, then you may need to count such pulses. So you have to use high speed input or Hardware Interrupt to count these pulses. Hope this helps.
	Ayman Elotaify
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3/16/2012 9:20 PM	Rate (0)
msikkema Posts: 2 Rating: (0)	It's true I need to measure the pulses. I was thinking of the counter module FM 350 6ES7 350-1AH01-0AE0. But don't know if this is the proper module for this.
msikkema Posts: 2 Rating: (0)	Last edited by: msikkema at: 3/16/2012 9:23 PM
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3/27/2012 8:54 AM	Rate (0)
TIBI68 Gold Member Joined: 12/1/2009 Last visit: 9/5/2024 Posts: 672 Rating: (147)	Hi, what is the voltage of the pulse signal coming from the device? You might can ask the vendor for the details by sending them an email. It has to be supported by the FM module. Think on using a compact CPU with integrated pulse counter. Will be cheaper thanan extra FM. Regards.
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