Then she saw it. In the HMI’s Alarm view configuration, she’d set up a sneaky little debug feature weeks ago—a hidden diagnostic screen that logged internal HMI script errors. She navigated there now.
It was 11:47 PM on a Sunday, and Mira knew her phone was about to light up with the call she’d been dreading.
If SmartTags("Filler_Mode_Manual") = False Then SmartTags("Filler_IO_Field").Visible = True SmartTags("Filler_IO_Field").Text = Now() End If If the field doesn’t exist, don’t touch it. plc and hmi development with siemens tia portal read online
Lost connection to 'Filler_DB'.
“The bottle filler is dead. No HMI response. No PLC logic cycling. We’ve got 8,000 units scheduled in four hours.” The night shift supervisor, a man named Carl who had seen three generations of control systems come and go, sounded less panicked and more resigned. “Engineering said you’re the only one who’s touched the new TIA Portal migration.” Then she saw it
She was right.
“Okay, Carl,” she said, clicking into the Project tree . “Walk me to the cabinet. What do the diagnostics LEDs on the PLC say?” It was 11:47 PM on a Sunday, and
And that, Mira thought, was the sign of a job well done.