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kiran_s
@kiran_s
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Joined: Feb 18, 2025
Last seen: Sep 19, 2026
Topics: 4 / Replies: 7
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RE: Node-RED OPC UA client to S7-1500 fails with BadSecurityChecksFailed, None policy works

Two things I'd check. Does the CPU have the OPC UA runtime licence, the SIMATIC OPC UA S7-1500 one? I've read it isn't enforced technically but I'm no...

3 hours ago
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RE: KTP700 Basic, TIA V16 transfer fails with no connection to device, panel answers ping

Then that's your answer. The panel takes a transfer in two cases: it's sitting in the Start Center, or the runtime's running and remote transfer is en...

3 hours ago
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RE: S7-1500 time-of-day one hour off after DST, RD_SYS_T and the Comfort panel disagree

It keeps the time over a power off, so this isn't a reset. It's exactly one hour, and only since the clocks went forward. NTP is fine as well, the CPU...

4 hours ago
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RE: S7-1500 OPC UA server connects, UaExpert shows no DB variables

V17 here as well. Is the server actually running on the CPU? Online & diagnostics, OPC UA, "Server status" should say running and the session coun...

12 hours ago
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RE: TP1200 Comfort transfer from TIA V17 fails, project not compatible with device version

Direct cable, Wi-Fi off, Update operating system ran through in about eight minutes. Panel rebooted to the Start Center showing image V17. Transferred...

5 days ago
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RE: TP1200 Comfort transfer from TIA V17 fails, project not compatible with device version

Tried Update operating system from the Online menu. It ran to 30 percent and stopped with "Connection to the device was lost". The panel's now on a bl...

6 days ago
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RE: TP1200 Comfort transfer from TIA V17 fails, project not compatible with device version

They're different things, pretty sure, but I don't know which one is wrong here. On the panel, Start Center, Settings, there's a version page. It says...

1 week ago