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Help with communication with module CM 1241 !!!!!!!!!!!!!!!!

 
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forearm
Junior
Junior


Joined: 10 Jun 2013
Posts: 2

PostPosted: 14/05/2014 23:20    Post subject: Help with communication with module CM 1241 !!!!!!!!!!!!!!!! Reply with quote

Greetings from Chile, we have a PLC Siemens s7-1215c (DC/DC/RLY) with Tia portal v12 sp1 and WinCC V12 Sp1, we're trying to establish a communication with a module cm 1241 Rs22/485 (Code 241-1CH32-0XB0) but an UNKNOWN DEVICE note is shown (hardware state is unknown (?) on step 7), we're trying to communicate this PLC with a Frequence Inverter Sinamic V20. We'd appreciate your support establishing this communication and controlling the Inverter through the PLC using Modbus 485 or USS protocol (?) (the communication module still shows a DIAG note blinking with a green light)
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wangrenzhi
Member junior
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Joined: 11 May 2012
Posts: 55

PostPosted: 15/05/2014 03:21    Post subject: Re: Help with communication with module CM 1241 !!!!!!!!!!!! Reply with quote

Tia portal v13
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messer
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Joined: 08 Mar 2012
Posts: 2059
Location: Europe

PostPosted: 15/05/2014 17:09    Post subject: Re: Help with communication with module CM 1241 !!!!!!!!!!!! Reply with quote

forearm wrote:
Greetings from Chile, we have a PLC Siemens s7-1215c (DC/DC/RLY) with Tia portal v12 sp1 and WinCC V12 Sp1, we're trying to establish a communication with a module cm 1241 Rs22/485 (Code 241-1CH32-0XB0) but an UNKNOWN DEVICE note is shown (hardware state is unknown (?) on step 7), we're trying to communicate this PLC with a Frequence Inverter Sinamic V20. We'd appreciate your support establishing this communication and controlling the Inverter through the PLC using Modbus 485 or USS protocol (?) (the communication module still shows a DIAG note blinking with a green light)


Could you extras a picture of the Device & Networks to see exactly what is your configuration ?..use FastStone Capture to catch it...
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