GB - 3
Table of Contents
1. ModBus Interface ........................................................................4
1.1 Ordering Information....................................................................................... 4
Hardware Description ...................................................................................... 5
1.2 ModBus Transmission Speed ......................................................................... 5
1.3 Diagnosis Interface .......................................................................................... 5
2. Functions ....................................................................................5
2.1 Slave Addressing............................................................................................. 5
2.2 Parameter Addressing ..................................................................................... 5
2.3 ModBus Functions .......................................................................................... 6
2.4 User Defined Functions Defined By KEB ....................................................... 7
2.4.1 Function 100: Read Registers32 ........................................................................ 7
2.4.2 Function 101: Write Registers32 ........................................................................ 7
2.5 Fieldbus Watchdog .......................................................................................... 7
3. Operator Parameters ..................................................................8
4 Annex.........................................................................................12
4.1 Table of Operator Parameters ....................................................................... 12
4.2 Error Codes of Exception Response ............................................................ 12
5. References ................................................................................12
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