Sudden and unexpected power cut at 10:02 German time, affecting all the target hall.

It has been caused by the emergency alarm being triggered. Reasons unclear. Electricians were informed.

CARME top gate valve closed.

10:33 power is back

Set point 120C
Scroll on, turbo on (980 Hz normal operation), valve open
Pressure at 1.34E-6 mbar

No obvious issues.

13:00
Power appears back for the whole ring. 

Set point 128C
Turbo normal operation - no apparent adverse effects of shutdown
Pressure at ~3E-7 mbar

Pi can again be accessed by ssh. Vacuum plot is updating again.