OPCUA Client - Hide the "Mode" property does not change the mode for old application using "Synchronous" mode

• Related Articles

• OPCUA Client - Refresh an important number of tags in "Synchronous" mode blocks the cycle

  Summary zenon Logic: When updating variables for OPC UA Client in "Synchronous" mode, the cycle is blocked. Cause: Too many variables were selected at the same time. Note: In "Synchronous" mode, a maximum of 500 variables may be updated ...

• Checklist: Smart Client cannot establish a reliable communication

  Time estimate: 60 minutes Please go through all the items in the following checklist. If necessary, confirm any information you cannot verify with the IT department before contacting your local COPA-DATA representative. Checklist usage: #. [Quick ...

• Checklist: zenHelpService cannot start

  Time estimate: 15 minutes Please go through all the items in the following checklist. If necessary, confirm any information you cannot verify with the IT department before contacting your local COPA-DATA representative. If during the installation of ...

• Secure communication between an OPCUA client and the OPCUA process gateway using a self-signed certificate does not work correctly.

  Summary An OPCUA client can no longer establish a secure connection to the OPCUA server when a self-signed certificate is used. When using an application instance certificate that is signed by a Certifiate Authority, with a matching .crl file in the ...

• FAQ: What are the different zenon drivers modes?

  All Service Engine process-driven drivers can run in four different modes, mainly allowing you to switch between active hardware connection and values simulation. While "Hardware" allows establishing a connection to the target device(s) and its the ...