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S7-200 RS485 port connect

4/20/2007 4:46 AM	Rate (0)
Mark CH Regular Member Joined: 4/20/2007 Last visit: 8/18/2025 Posts: 29 Rating: (2)	Hi. How are you I have a meter with RS232C port (3 wire), How can I connect to S7-222 CPU? If I buy the transfer-device for RS232C to RS485, Thanks.

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4/20/2007 9:28 AM	Rate (0)
Wizard Diamond Member Joined: 4/24/2006 Last visit: 7/31/2025 Posts: 9027 Rating: (1199)	Hi Mark CH, Here you can download tips and tricks: http://support.automation.siemens.com/WW/view/en/1232912 Perhaps tip 20 will be helpfull. Best regards, Wizard

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