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Table of Contents:

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Introduction

This LED is pointed at the fiber block within the HK spectrometer to back-illuminate the fibers. This allows the HK fiber viewing camera in the FIU to determine the locations of the HK fibers.

Because of the small size of the HK fiber block, both the HK science fiber and HK sky fiber are illuminated simultaneously by this LED.

The LED is turned on and off at the PDU outlet using kpfpower for the appropriate outlet.

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Relevant Devices

Descriptions

Qty

Source

Part Number

Notes

Power Supply

1

Tri-Mag, LLC

Tri-Mag PN: L6R12H-120

DigiKey PN: 364-1264-ND

Small footprint power supply that does not block access to adjacent PDU outlets.

DC Barrel Extension Cable

1

McMaster-Carr

7332N11

15 feet, 18AWG Female-Male
5.5 mm OD x 2.1 mm ID

Icotek Gland

1

Icotek

KT11 (41311) or
KT12 (41312)

Unsure which one was installed.
Purchased at Galco.com

Barrel Adapter

1

McMaster-Carr

8320N119

Female-Female adapter,
5.5 mm OD x 2.1 mm ID

Power Adapter

1

McMaster-Carr

8320N117

Male DC Barrel (5.5 mm OD x 2.1 mm ID) to Terminals

Blue LED

1

superbrightLEDs.com

LW-B-12VDC-K

Has current-limiting resistor pre-installed for 12V use.

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Relevant Functional Block Diagram

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Cable Details

See table and diagram above.

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Relevant Datasheets & Manuals

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