Glossary

Acronyms and terms used in the FREIA Magnet Test Facility wiki.

Term	Meaning
AI	Analog Input
AO	Analog Output
AP1 / AP2	Aperture 1 / Aperture 2 of a double-aperture magnet
CCT	Canted Cosine Theta (magnet design)
CERN	European Organization for Nuclear Research
CL	Current Leads
CLIQ	Coupling-Loss Induced Quench, a quench protection system
CuBe	Copper-Beryllium
DAQ	Data Acquisition system
DC	Direct Current
DCCT	DC Current Transformer, used to measure the magnet current
DMM	Digital Multimeter
EE	Energy Extraction: switches and resistors used to extract the energy stored in the magnet after a quench
EPICS	Experimental Physics and Industrial Control System
FREIA	Facility for Research Instrumentation and Accelerator Development, Uppsala University
GERSEMI	Vertical cryostat test station at FREIA
GND	Ground
GUI	Graphical User Interface
HF / LF	High Frequency / Low Frequency
HV	High Voltage
IGBT	Insulated-Gate Bipolar Transistor
LED	Light-Emitting Diode
LEMO	Type of push-pull connector
LHe	Liquid Helium
LN2	Liquid Nitrogen
MCBRD	HL-LHC orbit corrector magnet tested at FREIA
MTF	Magnet Test Facility
NC	Normally Closed (contact)
NI	National Instruments
PCs	Power Converters
PCB	Printed Circuit Board
PLC	Programmable Logic Controller
PXIe	PCI eXtensions for Instrumentation Express (National Instruments platform)
QH	Quench Heater
RD	Remote Desktop
RF	Radio Frequency
RRR	Residual Resistivity Ratio
SC	Superconducting
SCADA	Supervisory Control and Data Acquisition
SM	Safety Matrix
SM18	Superconducting magnet test hall at CERN
TBD	To Be Defined
uQDS	Universal Quench Detection System
VT	Voltage Tap