Rack distribution 3rd floor

Racks in counting house

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Rack distribution 3rd floor (D3)

Remember that the D3 barrack is divided into two different barracks called part A and B.

The barrack drawings are available on EDMS. The EDMS document number for the drawing of the D3 barrack is: 479599. This drawing is available in both formats, ".dwg" and ".pdf".

https://edms.cern.ch/document/479599/

Rack list:

Detector	Function	Number of modules	Number of modules per crates	Number of crates	Number of racks	Comments
VELO	L1 front-end	84	20	5 (9U)	3	2 TELL 1 crate per rack
	LV PS				1
	HV PS				1

Pile up VETO	L1 + Trigger	4 L1 + 1trig		1 L1 + 1 Trigger (9U)	1
RICH 1 + 2	L1 front-end	9 + 11	20	2 (9U)	1 + 1
	HV LV PS				2
	Spare				1
Inner Tracker	L1 front-end	42	20	3 + 4 (9U)	2	2 TELL 1 crate per rack
	HV LV PS				1
Trigger Tracker	L1 front-end	60	20	3 + 4 (9U)	2	2 TELL 1 crate per rack
	HV LV PS				1

Outer Tracker	L1 front-end	24 (48 if trigger)	20	max 3 (9U)	2	2 TELL 1 crate per rack
	HV LV PS				3
	Spare				1
Detector	Function	Number of modules	Number of modules per crates	Number of crates	Number of racks	Comments
SPD/PS/ECAL/HCAL	L1 front-end	22		2 (9U)	1	22 L1 common modules
	L0 Trigger			1 (9U)	1
	HV LV PS				2
	Spare				1
MUON	L1 front-end	10		1	1
	L0 Trigger	8		4	2
	HV LV PS				1
	Optical Patch Panel				1
	Spare				1
CIE (SD)	smoke detector central rack				1
DSS	DSS				1
TFC	Readout supervisors + Switches + TTC tx + Patch Panel +...			3 (9U) + 1 (6U) + Spare	2	Racks layout
L0 DU	L0 Decision Unit			1	1
LHC Synchro.	Synchronization			1	1	Spare rack for LHC
Spare racks	For future extension				3

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This page was last modified by VB on September 04, 2006.This page has been accessed number of times