Rs232-Port - ABB DCS800 Hardware Manual

RS232-Port

The RS232 interface is used for download the 'Field exciter firmware package'.
The default settings of this interface are as follows:
Signal level:
Data format:
Message format:
Transmission method:
Baudrate:
Number of Data bits:
Number of Stop bits:
Parity-Bit:
X2: Description
1 not connectedßtext1
2 TxD
3 RxD
4 not connected
5 SGND Signal ground
6...9 not connected
5 1
9 6
The programming procedure is activated by setting S1:1-2 during auxiliary voltage is switched ON.
Setting for field exciter mode is S1:3-4 (default).
3ADW000194R0201 DCS800 Hardware Manual e b
RS232 (+12V / -12V)
UART
Modbus-Protocol
half-duplex
9.600 Baud
8
1
odd
109
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