MLB50-3-BA-defsi-0310
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10 RS232 serial interface
The balance can be operated with a printer that is connected to the RS-232 inter-
face. The final results can be printed off in English or German. Language selection is
described in chapter 10.2.
Type of data transfer
The baud rate and parity of the balance must be concordant with those of the periph-
eral device in order to guarantee data transfer from the balance to the peripheral de-
vice by means of the RS232 interface.
The balance interface parameters are:
4800 baud
8 data bit
no parity
1 stop bit
no handshaking
Pin assignment of the balance output plug socket (front view)
5 1
9 6
Pin 3: Receive data
Pin 5: Signal ground
no handshaking
10.1 Print format
The print format (print-out) is also in “g” when in weighing format.
When in drying format the value displayed on the display screen is transmitted via the
interface as “%“. The print-out is also in “%” format.
A) Display format in weighing mode
A value can be transmitted via the RS-232 interface during weighing procedure by
pressing the key.
The format of this signal is:
+xxx.xxx g<CR><LF>
xxx.xxx The current weight is displayed.
B) Display format in test mode
The results are transmitted via the RS-232 interface according to the set time inter-
vals during the test procedure (chapter 8.5 time interval of the ”Strob“ data query).
The format of this signal is:
xxx.xx %<CR><LF> xxx.xx The current result is displayed.
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