Supported Shared Variable Properties Based on Data Type

Configuring a shared variable depends on the data type of the shared variable and on your target and licensed products.

The following table describes the shared variable properties that a specific data type supports:

Shared Variable PropertiesBooleanStringU32 Bit FieldFixed-Point NumbersVariantFloating-Point NumbersInteger*Others*
Alarming:Hi Alarming:HiHi Alarming:Lo Alarming:LoLo✓✓
Alarming:Boolean✓
Alarming:U32 Bit Field✓
Alarming:Rate Of Change✓✓
Alarming:Bad Status Alarming:Event On Data Change Alarming:Event On User Input Only✓✓✓✓✓✓✓
Update Deadband✓
Initial Value✓✓✓✓✓✓✓
Logging:Time Resolution Logging:Value Resolution Logging:Deadband✓
Logging:String Format✓✓✓
Logging:Log Data Logging:Log Events✓✓✓✓✓✓✓
Scaling:Coerce Scaling:Raw Zero Scale Scaling:Engineering Full Scale Scaling:Engineering Zero Scale Scaling:Numeric Scaling Type Scaling:Units✓✓
Scaling:Invert✓
Scaling:Invert Mask Scaling:Select Mask✓✓
Description✓✓✓✓✓✓✓✓
Network✓✓✓✓✓✓✓✓
Security✓✓✓✓✓✓✓✓
Real-Time FIFO✓✓✓✓✓✓
Note
  • Integer includes the following data types: Int8, UInt8, Int16, UInt16, Int32, UInt32, Int64, and UInt64.
  • Others includes the following data types: Array of Single, Array of Double, Array of Boolean, Array of Double Waveform, Array of Int8, Array of UInt8, Array of Int16, Array of Int16 Waveform, Array of UInt16, Array of Int32, Array of UInt32, Array of Int64, Array of UInt64, Double Waveform, Int16 Waveform, and Timestamp.