Variables & I/O Servers VIs

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LabVIEW 2010 Datalogging and Supervisory Control Module Help

Edition Date: June 2010

Part Number: 371618F-01

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Owning Palette: Engine Control VIs

Requires: DSC Module. This topic might not match its corresponding palette in LabVIEW depending on your operating system, licensed product(s), and target.

Use the Variables & I/O Servers VIs to create, configure, and delete a shared variable; to commit multiple shared variables; or to create, configure, or delete an I/O server.

The VIs on this palette can return general LabVIEW error codes or specific DSC Module error codes.

Palette Object	Description
Commit Shared Variables	Commits multiple shared variables to the Shared Variable Engine simultaneously.
Configure Alarming	Configures the alarm settings of a shared variable.
Configure Description	Configures the description of a shared variable.
Configure Initial Value	Configures the initial value of a shared variable.
Configure Logging	Configures the logging settings of a shared variable.
Configure Network	Configures the network settings of a shared variable.
Configure Scaling	Configures the scaling settings of a shared variable.
Configure Update Deadband	Configures the update deadband settings of a shared variable.
Create and Configure IO Server	Creates a new Modbus, Modbus Slave, or OPC Client I/O server and adds the I/O server to the Shared Variable Engine (SVE).
Create Shared Variable	Creates a shared variable of the given name and type in the specified process.
Delete IO Server	Removes a Modbus, Modbus Slave, or OPC Client I/O server from the Shared Variable Engine. You can wire the I/O server URL out output of the Create and Configure IO Server Express VI to the I/O server URL input of this VI to delete the specified I/O server programmatically.
Delete Shared Variable	Removes an individual shared variable from the Shared Variable Engine (SVE).
Get Shared Variable List	Returns a list of all the shared variables associated with a given process in the Shared Variable Engine on the host computer.
Get Shared Variable Type	Returns the data type of a shared variable.