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Hydraulic current valve 0-3 controlled by a siemens

Created by: Dummie at: 10/29/2013 10:55 AM (5 Replies)

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10/29/2013 10:55 AM	Rate (0)
Dummie Advanced Member Joined: 4/29/2010 Last visit: 10/30/2024 Posts: 26 Rating: (0)	Hi All, I am currently looking for a solution with a S7 controller which must control a current valve (0-3) in a hydraulic system. Has anybody done that directly with siemens parts? thxs.

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10/29/2013 11:14 AM	Rate (0)
miami Platinum Expert Joined: 8/31/2005 Last visit: 11/13/2024 Posts: 2198 Rating: (328)	Can you give us more information about the Hydraulic current valve 0-3? I have no idea what the 0-3 can mean.

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10/29/2013 12:39 PM	Rate (0)
Dummie Advanced Member Joined: 4/29/2010 Last visit: 10/30/2024 Posts: 26 Rating: (0)	Sorry about that. I means a current valve of 0-3 Amps.

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10/29/2013 1:42 PM	Rate (0)
miami Platinum Expert Joined: 8/31/2005 Last visit: 11/13/2024 Posts: 2198 Rating: (328)	Sorry, but I only know +-10V and 20mA outputs for the SIMATIC. You will need an external amplifier.

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10/29/2013 2:00 PM	Rate (0)
Marcjan Platinum Member Joined: 4/22/2010 Last visit: 11/18/2024 Posts: 5697 Rating: (715)	Hello, I also think siemens does not have these kind of modules, atleast never seen it. If you Google with Amplifier For Proportional Valves you will find what you need. Regards, Marcjan
	Problem solved? Please let us know! Please no technical questions by PM, use the forum sections for your questions.
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This contribution was helpful to 1 thankful Users miami

12/2/2013 1:15 AM	Rate (0)
romenger Member Joined: 11/30/2013 Last visit: 9/15/2024 Posts: 9 Rating: (0)	You must use a scheduler signal or create a'll post an equation for you and you may be able to create these calculations within a FB with local variables to be able to instantiate it later. a tip for you not to get lost is to divide the calculation operation for operation in various networks. other information that would be useful is if you bastente actually stand which analog IO module you will use. see: OutAnalog= (Ymax-Ymin/Xmax-Xmin)*(InAnalog-Xmin)+Ymin I've used and worked perfectly

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