aLIGO LHO Logbook

H1 ISC

filiberto.clara@LIGO.ORG - posted 12:01, Tuesday 30 June 2015 - last comment - 14:19, Tuesday 30 June 2015(19381)

EtherCAT Corner Station Chassis 6

Swapped EtherCAT Corner Station Chassis 6 in CER.
Old unit S1400076 was swapped with modified unit S1400077.
Modified unit had Beckhoff terminals added for EOM drivers per E1300689-v5.

Comments related to this report

patrick.thomas@LIGO.ORG - 14:19, Tuesday 30 June 2015 (19389)

Link

Daniel, Patrick

We updated the system manager to reflect the change. We ran into trouble with PLC2, which must have gotten new code in the restart. Daniel had to change the code for the demodulator library to prevent taking the log of a negative number.

I burtrestored to 6:10 this morning.