Reports until 16:12, Tuesday 19 March 2019
H1 CDS (ISC, SUS)
filiberto.clara@LIGO.ORG - posted 16:12, Tuesday 19 March 2019 (47679)
ESD Grounding at End-X

Looking at reported 1Hz, alog 47450.  The ±430, ±48V, and ±18V ESD power supply grounds were tied to rack ground in the power rack.