Mapping of the datatypes

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All variables in zenon are derived from IEC data types. The following table compares the IEC datatypes with the datatypes of the PLC.

Examples for all possible zenon data types

PLC

zenon

 

i/u8Bit (signed)

 

i/u16Bit (signed)

 

i/u32Bit (signed)

 

i/u8Bit

 

i/u16Bit

 

i/u32Bit

 

float32

 

Boolean

 

String

Data type

The property "Datenart" is the internal numerical name of the data type. It is also used for the extended DBF import/export of the variables.