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[Scheme]: MPI cable

Posted: Wed Aug 05, 2009 2:29 pm
by ahmetnoktacom

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

Posted: Wed Aug 05, 2009 2:39 pm
by dsekulic

Download following manual. On page 4-4 You have pin layout for MPI cable. ... aller=view ... _USB_e.pdf



Posted: Fri Aug 07, 2009 11:20 am
by ahmetnoktacom
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 ?

Re: [Scheme]: MPI cable

Posted: Thu Oct 21, 2010 6:46 am
by Tiny

Re: [Scheme]: MPI cable

Posted: Thu Oct 21, 2010 8:19 pm
by alireza136110
thanks tiny.
but icant find this page. plz if it is posible uploade the Scheme.

Re: [Scheme]: MPI cable

Posted: Fri Oct 22, 2010 5:04 am
by Tiny
If you can't open the page,

please check this page: ... _p356.html
● 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