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Setting
Testing the device with demo programs
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Example: Running the scan method
ü
The device must be connected to a PC.
„ Enter the IP address of the server and port.
„ Establish a connection to the OPC UA server via Connect .
„ Select the read/write device. The properties of the connected read/write device can be
displayed via
Info . The name of the selected read/write device can be changed via Edit .
„ Set the number of cycles and duration of command execution in seconds or select Data
available . With Data available , the command is executed until a tag is found.
„ Search for tags via Scan .
a The found tags are displayed in the Result area.
„
Select tags for further processing.
„
Adjust the offset and length if required.
„
Read data from the tag: Click Read Tag .
„ Writing data to the tag: Enter the required data and click Write Tag .
8.4.2 Testing the reading of UID or EPC
The program contains the following methods and functions:
n
ScanStart
n
ScanStop
A description of the methods is provided in the chapter “RFID channels – mapping in the in-
formation model”
Fig. 69: OPC UA Client Demo V1.2.0 – notifications about read events
Example: executing the ScanStart method
ü The device must be connected to a PC.
„ Enter the IP address of the server and port.
„ Establish a connection to the OPC UA server via Connect .
„ Select the read/write device. The properties of the connected read/write device can be
displayed via
Info . The name of the selected read/write device can be changed via Edit .
„ Click ScanStart .
a
The last tag found tag and the device status of the interface are displayed.