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<< Click to Display Table of Contents >> Navigation: Components > Driver > OPC Client > OPC-Client-UA |
For Windows 8.1 and higher, these instructions should be followed.
Note on the channel editor:
Individual objects can be selected and subscribed to using the + icon. If all nodes are to be subscribed to, the "Import selected sub-nodes" function must be selected. The client uses the timestamp to compare the values in order to avoid duplicate values.
Data points of the component
Component name |
Type |
Type Function |
|---|---|---|
Number of messages received |
Output |
Output of the number of messages since driver start. |
Diagnosis [Text] |
Output |
Outputs a log text. Attention: Diagnostic or debug outputs are only intended for use in the event of an error. Please only use them after consulting the support team! If used, they can significantly impair the performance of the service. If diagnostics is active in the Editor, the import is documented in the log file. |
Dynamic |
Folder |
This folder contains the data points of the subscribed objects. |
Extended diagnostics |
Input |
Enables extended diagnostics. |
Driver On/Off |
Bidirectional |
Switch driver on or off. |
Connection status |
Output |
Outputs the status of the connection: On=connection ok, Off=connection interrupted |
Properties of the component
Name |
|
Function |
|---|---|---|
Server Endpoint |
... |
Settings for the server endpoint. |
Node |
0 |
This editor can be used to create the data points. |
Internal deadband check |
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Activate to enable the internal check for minimum value change if the server does not support this. |
Connection check interval [s] |
30 |
Time interval for checking whether the end point can still be reached. If this query fails, the connection status is set to "false". |
Session Timeout [s] |
60 |
Checking the validity of the session token. |
Retry Interval [s] |
10 |
Time interval to (re)establish a session. |
Subscribe object individually |
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This function subscribes to all data individually. This function is only recommended for debugging purposes. |
Subscribe to all objects |
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If this function is active, all objects are subscribed. If the function is not active, only linked objects are subscribed. |
Driver On/Off |
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Switch driver on or off. |
Channel Editor
Channel name |
Channel Editor Description |
|---|---|
Node name |
Node name that is created via the import. The name corresponds to the name in the server. |
Node ID |
Node ID from the OPC server. |
Dead zone type |
Information about the type of dead zone (none, per cent and absolute). |
Dead zone value |
A value must change by the specified value in order to be displayed. |
Value change trigger |
A value change is recognised when one of the pieces of information listed here changes. This is also the trigger to which the filter (deadband) is applied. |
Max query interval |
Specification in milliseconds for the query cycle of the data point |
Data type |
Information from the server on how the data point is transmitted. |
Direction |
Indicator for read, write or read&write. This information comes from the OPC server. |
Bit access |
Only applies to BYTE, UINT16, UINT32 and UINT64. |
Error Codes on the Internet
Status codes on the Internet
Test OPC UA Server via Internet
Endpoint URL |
credits |
|---|---|
opc.tcp://opcuademo.sterfive.com:26543 |
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opc.tcp://uademo.prosysopc.com:53530/OPCUA/SimulationServer |
prosys OPC |
opc.tcp://opcua.demo-this.com:51210/UA/SampleServer |
opclabs |
opc.tcp://opcua.demo-this.com:51211/UA/SampleServer |
opclabs |
opc.tcp://opcua.demo-this.com:51212/UA/SampleServer |
opclabs |
Endpoint URL |
credits |
|---|---|
advosol |
(Connections successfully tested on 30.03.2016)