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 Post subject: [Scheme]: MPI cable
PostPosted: Wed Aug 05, 2009 5:29 pm 

Joined: Fri Jan 09, 2009 11:41 am
Posts: 23
Location: Turkey
Hi,

I need a MPI cable scheme. I shall make mpi cable for S7-300.
can anyone who have mpi diagram, hepl me ?


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 Post subject:
PostPosted: Wed Aug 05, 2009 5:39 pm 

Joined: Sun Feb 12, 2006 8:47 pm
Posts: 184
Location: Europe
Hi,

Download following manual. On page 4-4 You have pin layout for MPI cable.

http://support.automation.siemens.com/WW/llisapi.dll?func=cslib.csinfo&lang=en&objid=16983464&caller=view

https://support.automation.siemens.com/WW/llisapi.dll/csfetch/16983464/PC_Adapter_USB_e.pdf

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regards


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 Post subject:
PostPosted: Fri Aug 07, 2009 2:20 pm 

Joined: Fri Jan 09, 2009 11:41 am
Posts: 23
Location: Turkey
thank you...

I forgot to write that I wanted to make usb to mpi or rs232 to mpi converter.
link which you sent, is only mpi cable. Also there is converter but there isn't how it is made.

can you send to me circuit scheme if you have or know ?


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 Post subject: Re: [Scheme]: MPI cable
PostPosted: Thu Oct 21, 2010 9:46 am 

Joined: Wed Oct 20, 2010 12:02 pm
Posts: 9
There is what you need:

Image

From:
http://www.cable-online.cn/usbmpi-v40us ... p-358.html


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 Post subject: Re: [Scheme]: MPI cable
PostPosted: Thu Oct 21, 2010 11:19 pm 

Joined: Wed Nov 26, 2008 11:01 am
Posts: 47
Location: Iran
thanks tiny.
but icant find this page. plz if it is posible uploade the Scheme.


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 Post subject: Re: [Scheme]: MPI cable
PostPosted: Fri Oct 22, 2010 8:04 am 

Joined: Wed Oct 20, 2010 12:02 pm
Posts: 9
If you can't open the page,

please check this page:

http://www.bestincn.com/usbmpi-v40usb-isolated-siemens-s7200300400-plc-adapter_p356.html
Quote:
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Functions
● Support STEP7 V5.2 and higher,STEP7 Micro/Win 4.0 and higher
● Fully compatible with USB V2.0
● Power supply by USB port(100mA). with overcurrent Protection and Surge Protection
● High optoelectronic isolation voltage up to 1000VDC
● The USB port design with surge protection.
● The RS485 port design with overcurrent protection and lightning
protection:Ipp=100A(10/700us,4KV) .Accord to the standard:ITU-TK20/21,VDE0433. ±15KV ESD Protection.
● Baud rate of MPI port on PLC: 19.2Kbps,187.5Kbps,1.5Mbps. automatically adjust.
● Baud rate of PPI port on PLC: 9.6Kbps,19.2Kbps,187.5Kbps.
automatically adjust.
● Support long distance communication up to 1000m
● Working temperature -20~+75'C
● Length 3 meters.Color:black
● One pc supports one USB programming cable only


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