PN 305725901, Rev YF
ID/Status Information
The Modbus master can poll the analyzer periodically for status information
via Modbus function 17 (11 Hex). The returned information has the following
format:
1 byte Slave ID = 50h for 3050 Analyzer
1 byte Run Status = FFh for Analyzer online
(invalid signal = 0)
= 00h for Analyzer oine
(invalid signal = 1)
2 bytes Status Word = System State which is register #8
The most signicant byte comes rst.
15 bytes Model Name = Analyzer Model Name are registers
213-220
12 bytes Serial Number = Analyzer Serial Number located in
registers 183-189
4 bytes Version Number = S200 located in register #82
The byte count is 35 (23Hex).
Serial Communication Interface | 6-11