2/12/2008 3:35 PM | |
Joined: 10/19/2005 Last visit: 11/30/2020 Posts: 1611 Rating: (121) |
Hi, i mean, you can not use a USB/RS232wire! only for sample USB/PPI; RS232/USB Look to the following FAQs => http://support.automation.siemens.com/WW/view/en/19142034 => http://support.automation.siemens.com/WW/view/en/23787153 => http://support.automation.siemens.com/WW/view/en/19701610 reagrds, |
2/12/2008 5:30 PM | |
Joined: 10/19/2005 Last visit: 11/30/2020 Posts: 1611 Rating: (121) |
Hi, you should read the manual from the OP77A => http://support.automation.siemens.com/WW/view/en/21084916/0 Serial data transmission with OP 73 and OP 77A You can use one of the following adapters for serial transmission between OP 73 or OP 77A and a configuration PC: ● RS 232/PPI cable MM Multimaster ● USB/PPI cable MM Multimaster (as of manufacturer version 05 of the cable) regards, |
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