TCS Laser Chiller Summing Board

Document #:

LIGO-D1500265-v2

Document type:

D - Drawings

Abstract:

This board sums the a DC offset with the DAC signal of the TCS Laser chillers so that they don't overflow, and wreak havoc.

Files in Document:

• PDF of Board schematic (LaserChillerSummingv2.pdf, file is not accessible)
• Redlined schematics (LaserChillerSummingv2-redline.pdf, file is not accessible)

Other Files:

• Packaged Altium Project (LaserChillerSumming (11-16-2016 11-55-21 AM).zip, file is not accessible)
• Zipped Gerber, odb++ and BOM (LaserChillerSumming.zip, file is not accessible)

ICS/JIRA Record:

• ICS_LINK

Topics:

• Auxiliary Optics

Authors:

• Benjamin Abbott

Keywords:

TCS laser chiller DAC

Notes and Changes:

For rev v2, the gains of the summing node were changed to reflect the ECR here: https://dcc.ligo.org/LIGO-E1500364

REDLINES: Add 2 DB9 breakout connectors

Referenced by:

• LIGO-D1500268-v1: TCS Laser Chiller Summing Chassis
• LIGO-T1600542-v1: TCS Laser Chiller Chassis Gain Revisions