OPC UA Client Subscribe (Gen1)
Important: This driver was deprecated in Litmus Edge version 3.5.2. We recommend using the Gen 2 OPC UA Client Advanced.
Review the following information for setting up and configuring the OPC UA Client Subscribe (Gen1) driver.
Litmus Edge Compatible Series
Compatibility parameter | Compatible items |
|---|---|
Driver type | Ethernet |
Validated devices/series | |
Replaced with Gen 2 driver |
Supported Servers
OPC UA Client
- Used to subscribe data from OPC UA Servers.
- Subscribes to the data and waits for OPC Server to send the update.
- Most server vendors recommend to use subscription mode.
Set up the PLC Device in DeviceHub
Configure the following parameters when you Connect a DeviceConnect a Device with this driver. Update default values to the specific setup of your device.
Parameter | Value |
|---|---|
Type | OPC UA |
Driver | OPC UA Client Subscribe (Gen1) |
Network Address | The device IP address |
Port | 4840 |
Configure the List of Registers
Notes:
- Certain device drivers do not have a list of Register Names in the DeviceHub Add/Edit Tag form. These are Free Tag PLCs. For Free Tag requirements, see Device Connectivity Issues.
- For the Register Name, in the DeviceHub Add/Edit Tag form, map the OPC server tags to the client using this format: ns=1;s=tagname.
- Example: ns=2;s=Demo.Static.Scalar.Boolean
- Server Name currently is not used, however, an entry must be made in this field.
- The Browse icon displayed on the device tile means that this PLC uses Browse Tags. See Add Tags for more information.
When you Add Tags to the connected device, use the following tag/register mapping table.
Name | Value Type |
|---|---|
R | BOOL |
R | BYTE |
R | CHAR |
R | SHORT |
R | WORD |
R | LONG |
R | DWORD |
R | FLOAT |
R | DOUBLE |
R | STRING |
R | BoolArray |
R | ByteArray |
R | CharArray |
R | ShortArray |
R | WordArray |
R | LongArray |
R | DWordArray |
R | FloatArray |
R | DoubleArray |