Technical specifications
(2D detector for the time resolved X-ray
diffraction endstation)
Table of Content
1. Introduction .............................................................................................................. 3
1.1.
1.2.
1.3.
1.4.
1.5.
1.6.
1.7.
Purpose .............................................................................................................. 3
Scope ................................................................................................................. 3
Terms, Definitions and Abbreviations ...................................................................... 3
List of applicable documents .................................................................................. 4
System Configuration ........................................................................................... 4
Input for System Level.......................................................................................... 4
External interfaces ............................................................................................... 4
1.7.1. Diagram of the interfaces of the PXS beamline in E1 (Figure 1). ........................... 5
2. Requirements on System Level .................................................................................... 5
2.1. General System Requirements ............................................................................... 5
2.2. Environmental Conditions ...................................................................................... 6
2.3. System Functional Requirements ........................................................................... 6
2.3.1. Requirements for X-ray detection ..................................................................... 6
2.3.2. Control system, Data Acquisition and Storage .................................................... 7
2.4. System mechanical, vacuum and interface requirements ........................................... 8
2.4.1. System Mechanical Design and stability ............................................................. 8
2.4.2. System Vacuum Pumping Design ...................................................................... 9
2.4.3. Interfaces ...................................................................................................... 9
2.5. System Electrical and Electronics Requirements ..................................................... 10
2.6. System Transportation and Installation Requirements ............................................. 10
2.7. Safety............................................................................................................... 10
2.7.1. General Safety Requirements ......................................................................... 10
2.7.2. Hazardous materials ..................................................................................... 11
3. System Verification Requirements .............................................................................. 12
3.1. Inspection ......................................................................................................... 12
3.2.
3.3.
3.4.
3.5.
Review of design ................................................................................................
Analysis ............................................................................................................
Test ..................................................................................................................
Functional Demonstration....................................................................................
12
13
13
14
4. Quality control ......................................................................................................... 15
4.1.
4.2.
4.3.
4.4.
Documentation and data control ..........................................................................
Formats for data exchange ..................................................................................
Warranties ........................................................................................................
Calibration/Verification........................................................................................
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15
15
16
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1. Introduction
1.1. Purpose
This Requirements Specification Document (RSD) lists the technical requirements and
constraints for the selection of a two dimensional detector for the time resolved X-ray
diffraction endstation situated at the X-ray plasma beamline (experimental hall E1) at the ELI
Beamlines facility. This detector shall have the ability to collect diffraction patterns with
sensitivity in the range of X-ray energies 3-20 keV to enable the realisation of various X-ray
diffraction and spectroscopy experiments.
1.2. Scope
This RSD contains all of the top level functional, performance, safety, operational, design and
quality requirements for the RA4 system in experimental area number 1 (E1).
1.3. Terms, Definitions and Abbreviations
For the purposes of this document, the terms and definitions from ECSS-S-ST-00-01 apply
(AD -001). For the purpose of this document, the following abbreviated terms apply:
Abbreviation
ELI
RA4
E1, 2
PXS beamline
trXRD
2D detector
L1
RSD
NA
RoD
FD
T
A
I
LxWxH
SI
CCS
CVS
CDAQS
FZU
Meaning
Extreme Light Infrastructure
Research activity 4
Experimental area 1, 2
Plasma X-ray source beamline situated at Experimental area EI
Time-resolved X-ray diffraction
Two dimensional detector
Laser 1 (1 kHz, 100 mJ)
Requirement Specification Document
Not Applicable
Review of design
Functional demonstration
Test
Analysis
Inspection
Length x width x height
International System of Units
Central Control System
Central vacuum system
Central data acquisition system
Institute of Physics, Academy of Sciences of the Czech Republic
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1.4. List of applicable documents
Applicable documents – ECSS standards (http://www.ecss.nl/)
Number of
document
AD-01
AD-02
Title of document
ECSS-S-ST-00-01 Glossary of Terms
ECSS-E-ST-10-06C Technical Requirements Specification
1.5. System Configuration
The main location of the 2D detector is in E1 at the plasma X-ray source. The 2D detector shall
be transferable to enable its use at other experimental areas in the ELI Beamlines facility (for
example in E2 or E5). Detailed facility drawings will be provided (on request) during the
negotiation phase.
1.6. Input for System Level
REQ-005103/A
2D detector shall satisfy all requirements defined in section 2 of this
document immediately after its delivery to ELI Beamlines.
Verification method: R - review
REQ-005105/A
The performance of the 2D detector shall be independent on the state and
parameters of L1 laser and the PXS. If at the time of delivery the PXS is not
available, system verification will be performed using a conventional X-ray
tube.
Verification method: R - review
1.7. External interfaces
External interfaces of the PXS beamline (of which the 2D detector is the main instrument) are
schematically shown in Figure 1. Interfaces with the X-ray plasma source in E1 are shown.
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1.7.1. Diagram of the interfaces of the PXS beamline in
E1 (Figure 1).
Figure 1: Diagram of the interfaces (I1 through I10) of the PXS beamline in E1. E1. I5, I6 and I7 shall serve for input
into the experimental system, not for exchange of signals.
2. Requirements on System Level
2.1. General System Requirements
REQ-004480/A
The 2D detector shall be designed to be installed in the E1 experimental hall.
Verification method: R - review
REQ-004481/A
The 2D detector shall be movable between experimental locations.
Verification method: R - review
REQ-004482/A
The 2D detector shall be compatible with the PXS beamline for X-ray
diffraction.
Verification method: R - review
REQ-004483/A
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The size of the 2D detector housing shall not exceed 400 mm (width) x
500 mm(length) x 400 mm (height).
Verification method: T - test, R - review
REQ-004484/A
The weight of the detector head shall be less than 5 kg.
Verification method: T - test, R - review
REQ-004485/A
The pixel size of the detector shall be smaller than 100 x 100 micrometers 2.
Verification method: T - test, R - review
REQ-004486/A
The number of pixels shall be at least one million (106).
Verification method: T - test, R - review
REQ-004487/A
The 2D detector shall be vacuum compatible.
Verification method: T - test, R - review
2.2. Environmental Conditions
REQ-004488/A
System shall be suitable for operation at humidity level between 40% and
60%.
Verification method: FD - functional demonstration
REQ-004489/A
System shall be suitable for operation at a temperature of (20.0±2.0)°C.
Verification method: FD - functional demonstration
REQ-004490/A
The system shall be compatible with working in a high EMP environment.
Further details will be provided on request.
Verification method: R - review, FD - functional demonstration
2.3. System Functional Requirements
2.3.1. Requirements for X-ray detection
REQ-004491/A
The 2D detector shall be able to detect X-ray photons in the energy range 3 –
20 keV with quantum efficiency better than 20 %.
Verification method: T - test, R - review
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REQ-004492/A
The quantum efficiency of the detector shall be better than 80 % in the main
energy interval from 6 to 12 keV .
Verification method: T - test, R - review
REQ-004493/A
The 2D detector shall be able to detect X-ray photons in a single-photoncounting mode.
Verification method: R - review, FD - functional demonstration
REQ-004494/A
The detector shall be able to collect diffraction patterns with the frame rate of
>= 1000 Hz.
Verification method: T - test, R - review
REQ-004495/A
The opening time for each exposure (gating) of the detector shall be tuneable
with a shortest time < 5 microseconds.
Verification method: T - test, R - review
2.3.2. Control system, Data Acquisition and Storage
REQ-004496/A
The detector shall come equipped with a local control system and local
processing unit.
Verification method: FD - functional demonstration, R - review
REQ-004497/A
Experimental data acquisition shall be hardware separated from the central
control system network.
Verification method: I - inspection, R - review
REQ-004498/A
The local control system shall be equipped at least with local storage capacity
of 1 TB.
Verification method: I - inspection, R - review
REQ-004499/A
The local processing unit shall be equipped with a suitable software suite for
data handling and independent data analysis.
Verification method: I - inspection, R - review
REQ-004500/A
The detector shall be capable of synchronization with the 1000 Hz L1 laser
system used to drive the PXS or the PXS itself (details of the
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triggering/timing/synchronization system will be provided during the
negotiations).
Verification method: T - test
REQ-004501/A
The detector shall be triggered with TTL pulses.
Verification method: T - test
REQ-004502/A
The detector shall be controlled through the Transmission Control
Protocol/Internet protocol (TCP/IP) or the User Datagram Protocol/Internet
protocol (UDP/IP).
Verification method: T - test
REQ-004503/A
The local control and processing unit shall be compatible with the central
control, DAQ, timing, time stamping and interlock systems of the ELIBeamlines facility.
Verification method: T - test, R - review
REQ-004504/A
The detector shall have the ability to collect multiple exposures for each
readout depending on the user’s actual need. The number of
exposures/frames collected for one readout shall be tuned from 1 to at least
10000.
Verification method: T - test, R - review
2.4. System mechanical, vacuum and interface
requirements
2.4.1. System Mechanical Design and stability
REQ-004505/A
System components shall be produced to be operated, used and maintained
with standard tools using metric system.
Verification method: FD - functional demonstration
REQ-004506/A
The detector shall be equipped with means for mounting to a standard metric
breadboard (M6 thread, 25 mm hole spacing).
Verification method: T - test, R - review
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2.4.2. System Vacuum Pumping Design
REQ-004507/A
The detector shall be vacuum compatible for applications in a medium
vacuum, around 10-2 to 10-3 mbar. The detector compatibility for applications
under high vacuum (below 10-4 mbar) should be considered an advantage.
Verification method: R - review, FD - functional demonstration
REQ-004508/A
The detector shall come equipped with all items required for vacuum
operations: Cabling, feed-throughs, specialized detector head for in-vacuum
use (if applicable).
Verification method: I - inspection, R - review
REQ-004509/A
The vacuum components shall be according to ISO-K, ISO-F and ISO-KF
standards. (NORMS: ISO 1609:1986 - Vacuum technology - Flange
dimension; ISO 2861:2013 - Vacuum technology - Dimensions of clamped type quick-release couplings), or standard ISO/TS 3669-2:2007 - Vacuum
technology – Bakeable flanges.
Verification method: R - review
2.4.3. Interfaces
REQ-004510/A
The supplier shall support the interfacing of the detector system with the ELI
Beamlines central triggering/synchronization system (details of the central
timing system will be provided during the negotiations).
Verification method: R - review, FD - functional demonstration
REQ-004511/A
The supplier shall support the interfacing of the detector system with the ELI
Beamlines central control system (details of the central control system will be
provided during the negotiations).
Verification method: R - review, FD - functional demonstration
REQ-004512/A
The supplier shall support the interfacing of the detector system with the ELI
Beamlines central DAQ system (details of the central DAQ system will be
provided during the negotiations).
Verification method: R - review, FD - functional demonstration
REQ-004513/A
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The supplier shall support the interfacing of the detector system with the ELI
Beamlines central interlock system (details of the central interlock system will
be provided during the negotiations).
Verification method: R - review, FD - functional demonstration
2.5. System Electrical and Electronics Requirements
REQ-004514/A
System shall be designed according the valid European laws and norms.
Verification method: R - review
2.6. System Transportation and Installation Requirements
REQ-004516/A
All components shall be delivered clean according the ISO 7 standard.
Verification method: I - inspection
REQ-004517/A
Individual components shall be transportable in boxes with dimensions not
exceeding (L x W x H) 2m x 1m x 1m.
Verification method: I - inspection, R - review
REQ-004518/A
The system shall be delivered with an installation manual.
Verification method: I - inspection, R - review
REQ-004519/A
The supplier shall provide on-site support at the installation and verification
tests performed by ELI staff after delivery either to ELI Beamlines or a testlocation in Prague, Czech Republic, chosen by ELI Beamlines.
Verification method: I - inspection, R - review
2.7. Safety
2.7.1. General Safety Requirements
REQ-004520/A
The supplier shall ensure that system complies with relevant EU and Czech
legislation.
Verification method: R - review
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REQ-004521/A
Supplier shall participate in the ELI Beamlines risk assessment for the normal
mode(s) of operation.
Verification method: R - review
2.7.2. Hazardous materials
REQ-004522/A
Supplier shall identify all EU-recognized hazardous materials (if any) present
in the system during routine use.
Verification method: R - review
REQ-004523/A
The system shall be designed to prevent routinely used hazardous materials
(if any) to contaminate the vacuum system and experimental hall.
Verification method: R - review
REQ-004524/A
For routinely used hazardous materials (if any) the system shall enable safe
instrument and sample handling, installation, disposal, cleaning and
decontamination.
Verification method: R - review, FD - functional demonstration
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3. System Verification Requirements
The requirements are presented with the following structure: First the requirement is given.
Each requirement definition shall contain a verification method by which requirement will be
verified. Verification methods are following: inspection (I), review of design (RoD), analysis
(A), test (T) or functional demonstration (FD).
3.1. Inspection
REQ-005106/A
Verification by inspection shall consist of visual determination of physical
characteristics.
NOTE Physical characteristics include constructional features, hardware
conformance to document drawing or workmanship requirements, physical
conditions, software source code conformance with coding standards.
Verification method: R – review
REQ-005107/A
The list of accomplished requirements and their physical location and
presence, and the list of unaccomplished and incomplete requirements shall
be made.
Verification method: R - review
REQ-005108/A
The results of inspection shall be documented in approved record.
Verification method: R - review
3.2. Review of design
REQ-005455/A
Verification via review shall be the comparison of the relevant documentation
which was required with the delivered documentation (e.g. technical, design,
safety documentation, operational, maintenance manuals, etc.).
Verification method: R - review
REQ-005456/A
The list of accomplished requirements and the list of unaccomplished and
incomplete requirements shall be made.
Verification method: R - review
REQ-005457/A
The results of review shall be documented in approved record.
Verification method: R - review
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3.3. Analysis
REQ-005458/A
Verification via analysis shall be to do a calculation process (calculation,
simulation, numerical models, etc.) where the calculation results shall be
documented together with further qualified recommendation of the following
steps.
Verification method: R - review
REQ-005459/A
The list of accomplished requirements with the calculation results and output
parameters and the list of unaccomplished and incomplete requirement with
the note of the missing input and reason of calculation failure shall be made.
Verification method: R - review
REQ-005460/A
The results of calculation shall be documented in approved record.
Verification method: R - review
3.4. Test
REQ-005461/A
Verification via test shall be to test a measurable parameter.
Verification method: R - review
REQ-005462/A
The protocol of the measurement shall be made and approved.
Verification method: R - review
REQ-005463/A
The list of accomplished requirements with the note of measured value and
the list of unaccomplished and incomplete requirement shall be made.
Verification method: R - review
REQ-005468/A
The test plan shall be defined including all requirements where is applied test
as the verification method.
Verification method: R - review
REQ-005469/A
Test plan shall be approved by the Customer.
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Verification method: R - review
3.5. Functional Demonstration
REQ-005465/A
Verification via functional demonstration shall be to test the system’s
response to a subject of requirement and check if its response is within the
limits of the requirement.
Verification method: R - review
REQ-005466/A
The protocol of functional demonstration shall be made and approved.
Verification method: R - review
REQ-005467/A
The list of accomplished requirements and the list of unaccomplished and
incomplete requirements shall be made.
Verification method: R - review
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4. Quality control
4.1. Documentation and data control
REQ-005489/A
The supplier shall supply the following relevant manufacturing documents
(extent as stipulated in contract): Operating manual, maintenance manual,
breakdown list as built, Declarations of Conformity and relevant CE markings
where required by EU legislation.
Verification method: I - inspection
REQ-005582/A
Certificate of compliance of furnished pieces with design and manufacturing
documentation.
Verification method: I - inspection
REQ-005490/A
Documentation shall be supplied in all following formats: hardcopy and PDF/A.
Verification method: I - inspection
4.2. Formats for data exchange
REQ-005492/A
The supplier shall provide following type of documents:
 3D model (if available)
 2D drawings

Printable format for text documents
Verification method: I - inspection
REQ-005493/A
Formal communication between supplier and ELI shall be in the following
formats:
 *.JPG
 *.PDF/A
 CAD 2D: *.dwg
 CAD 3D: STEP type files (*.stp;*.ste;*.step)
 text processors *.doc, *.docx, OpenDocument Format
 spreadsheet processors *.xls, *.xlsx, OpenDocument
Format
 presentations *.ppt, *.pptx; OpenDocument Format
 *.HTML
Verification method: I - inspection
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4.3. Warranties
REQ-005583/A
Supplier shall include applicable warranty and support policies as part of the
response to the tender.
Verification method: I - inspection
4.4. Calibration/Verification
REQ-005494/A
The detector shall be delivered with a calibration protocol from successful
factory acceptance tests (FATs). This calibration shall be performed using
standards which are traceable to relevant national or international standards
of measuring.
Verification method: I - inspection, R - review
REQ-005495/A
The supplier shall invite representatives from ELI Beamlines to be present at
FATs.
Verification method: I - inspection
REQ-005496/A
The supplier shall supply detailed proposal of the standard calibration
procedure for the detector instrument. This procedure shall be approved by
the customer.
Verification method: R - review, I - inspection
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