Inhaltsverzeichnis - FISCHER Modbus RTU DE90 Handbuch

FISCHER Mess- und Regeltechnik GmbH

Inhaltsverzeichnis

1 Einleitung......................................................................................................................... 4
1.1 Modbus Infrastruktur ..............................................................................................................
1.2 Modbus RTU Protokoll ...........................................................................................................
1.3 Modbus Transaktion...............................................................................................................
1.4 Modbus Frame .......................................................................................................................
1.5 Modbus Datenübertragung.....................................................................................................
2 Funktionen....................................................................................................................... 7
2.1 Allgemeines............................................................................................................................
2.2 Funktions Code [03] "Read Holding Register" .......................................................................
2.3 Funktions Code [04] "Read Input Register"............................................................................
2.4 Funktions Code [06] "Write Single Register" .......................................................................... 10
2.5 Funktions Code [16] "Write Multiple Registers"...................................................................... 12
2.6 Funktions Code [17] "Report Server ID"................................................................................. 14
3 Datentypen....................................................................................................................... 15
4 Adressen.......................................................................................................................... 16
4.1 Messwerte .............................................................................................................................. 17
4.2 Parametrierung Kanal 1 (Differenzdruck)............................................................................... 18
4.3 Parametrierung Kanal 2 (Differenzdruck)............................................................................... 24
4.4 Parametrierung Kanal 3 ......................................................................................................... 30
4.5 Parametrierung Anzeige......................................................................................................... 33
5 Anhang............................................................................................................................. 35
5.1 Literatur .................................................................................................................................. 35
Glossar............................................................................................................................. 36
HB_DE_Modbus_DE90
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