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annaz
@annaz
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Joined: Jan 12, 2026
Last seen: Sep 19, 2026
Topics: 6 / Replies: 13
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44 minutes ago
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RE: TIA V16 PLCSIM load fails, "simulation is not supported" for a block

Both V16, Update 6 I think, whatever the lab image has. FB_Conveyor is from the course, we wrote it in class, no library.

1 hour ago
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RE: S7-1200 bit set at the end of OB1 is seen one cycle late at the top, trace shows the lag

Network 1: CALL FC_Sequence. Network 2: CALL FC_Sensors. Sensors last, because I wrote it last. Screenshot of OB1 attached.

3 hours ago
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RE: SINAMICS G120 F01910 fieldbus setpoint timeout when the PLC goes to STOP

Only on STOP. In RUN it ran an hour with nothing, so I think it's tied to the STOP. The CPU buffer at that time just says "CPU changes from RUN to STO...

3 hours ago
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RE: TIA V17 second valve FB call opens valve 1 as well, copied the call for valve 2

New instance DB_Valve2 on the second call. Valve 2 opens on Q0.1 only, valve 1 stays where it was, both timeouts run separately. Screenshot attached. ...

4 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

Does the 1500 have a battery for the clock? Maybe that's all it is. On my bench rig the 1200 loses the time when I unplug it for a weekend, and I thou...

9 hours ago
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RE: TIA V17 second valve FB call opens valve 1 as well, copied the call for valve 2

Both say DB_Valve1. When I dragged it in fresh the dialog was the call options, and I think it picked the existing one out of the list for me. Is that...

12 hours ago
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RE: TIA V17 adding a static to an FB reset every recipe value in the instance DB

Aren't retentive values supposed to survive? I set Retain on my bench DB for exactly this reason. Why didn't it protect them?

22 hours ago
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RE: TIA V17 load to 1214C fails, CPU firmware lower than configured V4.4

Checking the order number on my own bench spare tonight.

4 days ago
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