Point To Point Communication With The Programming Protocol - ABB AC 31 Technical Manual

3. Point to point communication with the programming protocol

ABB Control - AC 31
1SBC 260400 R1001-b 06.99
Communication
This protocol uses the serial interface of the central unit and is reserved for devices which
dispose of an ABB programming interface (Figure 7-9).
All variable values can be read or written by this protocol without any configuration or any
particular program in the central units. You simply use the grey 07 SK 50 or 07 SK 52
programming cable.
The communication parameters are:
- 9 600 Bauds
- 8 data bits
- 1 stop bit
- No parity
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