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Signal / Power connection to Pressure Transmitter SIETRANS DSIII

Created by: henrikhhansen at: 1/4/2013 3:08 PM (4 Replies)

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1/4/2013 3:08 PM	Rate (0)
henrikhhansen Posts: 2 Rating: (0)	What kind of cable can be used to connect the pressure transmitter (PDIT) DSIII to my analog input card? A 2-wire, 3-wire or 4-wire cable? Can the DSIII be powered through the signal cable, or does it need external cable? Thanks
henrikhhansen Posts: 2 Rating: (0)
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1/4/2013 3:38 PM	Rate (0)
Marcjan Platinum Member Joined: 4/22/2010 Last visit: 12/13/2024 Posts: 5697 Rating: (715)	Hello, The question back is what analog card do you have? (partnumber) What is the partnumber of the transmitter? There are more than 1 i think. From this manual i understand it's a 2 wire sensor, if you have a analog card that can power 2 wire sensors you need 2 wire And ground. 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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1/4/2013 3:45 PM	Rate (0)
DavieS Posts: 64 Rating: (2)	The DSIII is a standard 24vDC 2 wire device, so no external power is required. 300V shielded tray cable is typically used North America, the wire gauge is up to you but loop resistance shouldn't exceed 750 ohms. Belden #9318 is a good example.
DavieS Posts: 64 Rating: (2)
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1/4/2013 3:58 PM	Rate (0)
henrikhhansen Posts: 2 Rating: (0)	thank you for a quick answer. I use the SITRANS DSIII 7MF4433. My I/O card is an ET200M. The analog input card is the AI-41
henrikhhansen Posts: 2 Rating: (0)	Last edited by: henrikhhansen at: 1/4/2013 4:10 PM
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1/4/2013 6:56 PM	Rate (0)
dchartier Grandmaster Joined: 9/27/2006 Last visit: 12/26/2024 Posts: 12314 Rating: (2695)	Hello henrik; Please provide the complete part number of the analog input module you are using, or lookup the information on it in the following maunal: SIMATIC S7-300 S7-300 Automation System Module Data Hope this helps, Daniel Chartier

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