OPC Acquisition
Opc Acquisition describes a variable for which the values are communicated via Opc.
Common
Enabled | Here you can decide whether the configured channel should be recorded or not. |
Name | Here you can edit the name of the acquisition. |
Symbol Comment | Here the actual symbol comment is displayed, if such a comment exists. |
Symbol
Area | Indicates the variable range. |
ArrayLength | Indicates the length of the selected array. |
DataType | Indicates the data type of the selected variable. |
ForceOversampling | Indicates whether the specified variable is an oversampling variable. |
SampleTime [ms] | Specifies the sampling interval for the variable. |
TimeOffset[s] | This can be used for one-time manipulation of the original time stamp during recording of the data point. e.g. to compensate path differences of different target systems. The phase differences have to be determined manually by the user. |
UseTaskSampleTime | Here you can specify whether the data for the selected variables are to be sampled with the TaskSampleTime or the FreeSampleTime. FreeSampleTime can be used to set the Sample Time. |
VariableSize | Shows the size of the variables in bytes |
Symbol Opc
Bit Size | Size of the symbol in bits. |
Name | Name of the symbol. |
Namespace | Namespace of the symbol. |
Node Class | Name of the node to which the symbol is assigned in the hierarchy. |
Node Id | Id of the system node. |
Path | Path to the symbol. |
Target
TargetSystem | Indicates the target system selected for a recording. By default this is the target system for the selected variable. |
UseLocalServer | If this option is set, the Scope Server installed on the Scope View system is used for the recording. If the option is not set, the system tries to connect to the remote server of the target system. |
Target Opc
Endpoint Name | Name of the selected OPC UA end point. Contains information about the encryption method and signing. |
Security Policy Uri | URI of the selected encryption method. |
Server URL | URL of the OPC UA Server from which the symbol is to be recorded. |
Unit
If a unit is defined for the variable, it is displayed here. However, it cannot be edited. If a unit is to be added to the display, it must be specified with the channel.
Context menu
Further information can be found in the Acquisition context menu.