12/15/2014 8:16 PM | |
Posts: 1058 Rating: (93) |
Look here for the pinouts: SIMATIC HMI HMI device OP 73, OP 77A, OP 77B (WinCC flexible) see chapter 12.3.2 RS 485 (IF 1B) on OP 73 S7-200 Programmable Controller, CPU21x see chapter 9.2 ommunication Network Components regards |
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