aLIGO LHO Logbook

LHO VE (CDS, VE)

patrick.thomas@LIGO.ORG - posted 14:49, Wednesday 14 December 2016 - last comment - 12:50, Friday 16 December 2016(32573)

Scripts for filling CP3 and CP4 tested

Chandra lifted the lead for TE252A. Kyle put the CP4 LLCV into PID and disabled. The script to fill CP4 was run:
vacuum@vacuum1:/ligo/home/patrick.thomas/svn/scripts$ python cp4_fill.py 70 -60 3600
Starting CP4 fill. TC A error. LLCV enabled. LLCV set to manual control. LLCV set to 70% open. Fill completed in 30 seconds. LLCV set back to 35.0% open.
Chandra put back the lead for TE252A.

Chandra lifted the lead for TE202B. Kyle put the CP3 LLCV into PID and disabled. The script to fill CP3 was run:
vacuum@vacuum1:/ligo/home/patrick.thomas/svn/scripts$ python cp3_fill.py 50 -30 3600
Starting CP3 fill. TC B error. LLCV enabled. LLCV set to manual control. LLCV set to 50% open. Fill completed in 110 seconds. LLCV set back to 19.0% open.
Chandra put back the lead for TE202B.

Both scripts are in svn under /trunk/scripts in the projects repository. Revision 4023.

Comments related to this report

patrick.thomas@LIGO.ORG - 14:50, Wednesday 14 December 2016 (32574)

Link

Done under WP 6402 and 6403.

patrick.thomas@LIGO.ORG - 15:58, Wednesday 14 December 2016 (32578)

Link

Updated scripts:

Added check for exceptions on returning LLCV to initial position.
Changed loop period from 10 seconds to 1 second.

Revision 4024.

patrick.thomas@LIGO.ORG - 12:50, Friday 16 December 2016 (32636)

Link

Moved both scripts to trunk/cds/h1/scripts in the cds_user_apps repository.