Reports until 16:32, Monday 15 September 2025
H1 CDS
david.barker@LIGO.ORG - posted 16:32, Monday 15 September 2025 (86948)
third iteration of slow controls channel changes before/after power glitch

After finding the error code changes for the AMP241M1 sensor, Erik suggested listing channels which have single values before and after, but the value changed.

This table shows a summary of the channel counts, the detailed lists at in attached text files. non-zero to zero is called dead, varying to flatline is called broken, single to diff single is called suspicious.

System num chans num_dead num_broken num_suspicious
aux-cs 23392 10 10 221
aux-ex 1137 0 0 7
aux-ey 1137 0 0 7
isc-cs 2618 1 0 14
isc-ex 917 0 0 10
isc-ey 917 0 0 9
tcs-cs 1729 1 4 39
tcs-ex 353 0 1 7
tcs-ey 353 0 3 7
sqz-cs 3035 0 4 33

 

Non-image files attached to this report