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Select Program Number - Siemens SIMATIC MV440 Operating Instructions Manual

Simatic ident code reader system
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Process interfacing via an automation system (PLC, PC)
10.6 Control via TCP/IP and RS-232
10.6.7

Select program number

This command changes the program or switches to processing mode with the specified
program number, if one exists.
Character string
"MR<program number>" (Machine command Run program <program number>)
<program number>-Number of the program saved.
● Two displayable ASCII characters with value "0" to "9".
● Valid range of values: 00 to 15.
This command returns no response string.
● Using the "Query status" command, you then check if the program change has been
successful. If, for example, program number 5 is selected and the status is queried, the
string "MR05MGST" can be sent.
● Using <statusbyte> and <currentcodenumber>, you can check whether the reader is in
processing mode with the new program number.
If the DISA bit is not set already, the reader will set it automatically to save the program and
then reset it.
306
SIMATIC MV420 / SIMATIC MV440
Operating Instructions, 04/2013, A5E02371045-06

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Simatic mv420