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1. 21 Figure 4 2 3 4 The cutted filter storage cassette Fig 4 2 3 5 The filters plastic beaker Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bonnes TL 18095 Issue 4 Page 22 Original filter in cassette 460 x 285 mm gt Sample ready for HPGe 15 pieces 82 mmx 84 mm in plastic beaker The single filter is cutted in 15 pieces stacked once upon the other making a total high of 8 2 mm 8 mm Fig 4 2 3 6 Filters measurement procedures The entire filters are flagged by a code This code is a bar code This is an identification code written on an etiquette that is sealed on the filter by the operator When the filter is performing his path a bar code reader laser based is reading the identification code of the filter With this operation it is possible to avoid any filter substitution The filter identifier for radionuclide automated stations consists of 13 digits according to the IMS standard ccyyyymmddhhPp where cc is the CTBT station number yyyymmddhh represent the date and time year month day and hour of collection statrt Pp is split identifier 11 for radionuclide whole samples that is our case In case of missing reading mistake of the sequence or wrong data expected error alarm is reported Any information contained in this document is property of LABEN S
2. DC controlled and motorised drives system The motors are MAXON 117438 with integrated Line Driver type HEDL 5540 AIR INTAKE FILTER SAMPLES IN BEAKERS EMPTY CASSETTES NEW CASSETTES IN CINDERELLA Figure 4 2 3 2 Operative working logic of the CINDERELLA Station Any information contained in this document is property of LABEN S p A and t3 n is strictly private and confidential All rights reserved L B E A R A M E Project Ret aie Issue 4 Page 20 CINDERELLA s cassette is designed in order to perform a matrix under the glassfiber filter to concentrate the air particles flow into 15 circular areas diameter 76 5 mm The filter is then cut automatically into 15 square pieces and stacked one upon another total dimension of the stack 82x84x8mm The filter stack is put in a plastic holder This two steps system airflow concentration and cut gives a very good geometry for gamma spectroscopy measurements A precise requirement is relevant to the particulate collection efficiency gt 80 for 0 2 um particles and gt 60 for 10 um particles Glass fibre filters that have been already employed is the Camfil CS5 0 With the adopted filter the requirement has been already respected Figure 4 2 3 3 The cutting head Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Project Ret bis Issue 4 Page
3. communication is based on a TCP IP connection protocol handled by dedicated tasks that are in charge to power on the detector unit start the acquisition of a spectrum stop the acquisition of a spectrum pause and restart the acquisition of a spectrum save on a named file the acquired spectrum in SPC format read a spectrum in SPC format from a file convert its data into IMS format and save the result on a named file e save on a named file the working parameters of the unit in a known format e power off the detector unit Spectra can be either 4096 channels 70 2000 KeV or 8192 channels 40 2700 KeV the choice is an off line operation and it cannot be selected by the RMS application The default is 8192 channels Spectra coming from the detector unit will be converted from SPC to IMS The IMS data will hold specific information built with offline tools converters There are different kinds of spectra depending by the working phase of the station managed by the operator and by the relevant working mode of the air sampler automatic or manual When the station is in operative condition and then in automatic mode the air sampler manage two counting phases in a day the filter count and the check source count routine operations The RMS application is controlled by the status signals received by the QLC air sampler open close lead shield start change cassette phase and so on and depending to these signals it appli
4. nominal values based upon our first experience vary from 13 000 to 14 500 m After that the air has been sampled and the particulate collected on the filter decayed for 24 hours the data are available for the spectrometric analysis The spectrometric measurement are performed by the HPGe Detector connected to a digital Multichannel Analyzer generally a 24 hour measure but customisable for specific processes and reasons The Multichannel Analyser MCA DSPEC YS provided by ORTEC receives the detected pulses from the detector A dedicated software MAESTRO controls the digital MCA The MCA with MAESTRO represents the acquisition step and can be considered as a whole The analysis step is represented on site by the Gamma Vision SW always provided by ORTEC Gamma Vision SW generates spectra and text files that contain all the information about the acquired spectra An important feature is achieved by the spectra files conversion spc to rms which permits to convert the files in the CTBTO requested format In fact the IDC in Vienna has the necessity by using other software packages to receive rms files in IMS2 format The output generated file is called for example yearmonthdayhourminutesecond progressivenumber rms Nine digits compose the progressive number after the underscore that is randomly generated by the IMS logic One example of the generated file is 20010621123713 000000076 rms Where 2001 is the year 0621 the date month
5. and meteorological or to the status of each component at the station SOH Status Of the Heath Moreover the computer system supports interfaces also to talk with external infrastructures power management system shelter controller Programmable Logic Control Unit PLC etc All the data are processed by the PC and prepared for sending to the external users IMS 2 0 protocol Signals Ethernet I Ethernet ese pum uc Rz232 s RS 232 ernet line r UPS2 poses a cues Power line RS 232 485 LogAnalog I Power line Air Sampler UPS1e Power ine CINDERELLA l i I E ower line I RS232 Ses 485 ro e I I i ioi IRS 232 a ZSR l DAAJYJTZ ATA7 7 AVV DD r i ee UNE I Power line PC Station Controller V To NDC To IDC via Telephone antenn link Any information contained in this document is property of LABEN S p A and t3 n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 8 4 1 3 Software Documentation The SW is developed using Microsoft Windows NT OS This matter will be fully described in paragraph 5 4 1 4 Data Acquisition from the Sampler The data acquisition from the sampler can be divided in two different items Sampler Data Spectral Data The Sampler Data a
6. cm thick It contains two linings of Cu 1 mm and Sn 2 mm respectively Lead cover opening is controlled by the same Cinderella PLC as the whole system Fig 4 3 1 2 The detector chamber the lead shield Any information contained in this document is property of LABEN S p A and t3 n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 25 4 3 2 Cooler System The adopted cooler supplied by ORTEC is the EC III electrical cooler Included with the EC III cooled detectors there is the Cryosecure power control module This device senses the main power supply loss and prevents the re application of the detector s bias and the start up of the compressor as well if the power has been cut off for more then 15 minutes This is used as a prevention of short cycling on the detector s full cycle This smart feature has been implemented to prevent any detector crystal damage 4 3 3 MCA DSPEC Plus The Spectroscopy System is the DSPEC provided by ORTEC It s a Digital Gamma Ray Spectrometer plug and play network ready characterised by an excellent resolution and stability for use with all types of germanium detectors It is a PC based package that connects easily to LANs It is computer controlled with built in In Sight Virtual Oscilloscope Highly automated including Detector Optimise function and patented Digital Automatic Pole Zero BLR adjust Also the crystal temperature is
7. difference it achieves a flow rate of 720 m 3 h obviously in absence of filter It is supplied by a 400 Volt 50 Hz 3 phase 9 kW main power while the Cinderella Programmable Logic Control unit manages the automatic on off of the pump The flow value measurement is based on the detection of the pressure difference over the orifice located between the filtering unit and the pump The operational principle for the flow measurement is the evaluation of the pressure drop created in an air flow by an orifice As the fluid approaches the orifice the pressure increases slightly and then drops suddenly as the orifice is passed The decrease in pressure is a result of the increased velocity of the gas passing thru the reduced area of the orifice When the velocity decreases as the fluid leaves the orifice the pressure increases toward the original level All of the pressure loss is not recovered because of friction and turbulence losses in the stream The pressure drops across the orifice increases when the rate of flow increases When there is no flow there is not differential The differential pressure is proportional to the square of the velocity it therefore follows that if all other factors remain constant then the differential is proportional to the square of the rate of the flow This difference in our case is stored in a 4 20 mA message that is read by the Cinderella data logger VAISALA QLC50 that evaluates these data performing a
8. online monitored This feature allows the control of the status of the crystal The temperature measurement is performed by a thermocouple embedded into the detector crystal The Digital MCA is SW controlled The MAESTRO 32 SW provided by ORTEC which permits to interface the MCA with the analysis SW Gamma Vision achieves this feature Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E 4 3 4 Analysis SW Gamma Vision Ref Project Ref Issue 4 TL 18095 Page 26 The analysis software provided by ORTEC is the Gamma Vision 32 package This package is allowed to operate over multiple protocols including TCP IP Internet protocol and NetBEUI Microsoft Protocol while simultaneously using the NetBIOS over IPX SPX protocol for communicating with our Ethernet based hardware including DSPEC U The control software is operating only over the IPX SPX network protocol However the most powerful feature is that Gamma Vision 32 operates over 32 bit Windows network without custom proprietary protocols Gamma Vision 32 can import and export files using the RMS format In addition no proprietary formats for data acquisition are used by ORTEC The analyses Software Specifications are listed in the table below Requirements ORTEC Gamma Vision format PTS CTBTO Spectrum file Conversion software can import and export IMS f
9. p A and t3 n is strictly private and confidential All rights reserved L B E A R A M E 4 3 GAMMA MEASUREMENT SYSTEM 4 3 1 Detector The adopted detector is provided by EG amp G ORTEC This is a High Purity Germanium HPGe P type detector ORTEC GEM 65195 S model The detector performances required are listed in table 2 The detector head has a coaxial geometry The total depth of the detector is 228 3 mm Ref Project Ref Issue 4 Requirements Relative Efficiency gt 40 warranted Preamplifier Remote preamplifier with 8 20 cm separation from crystal housing Peak Resolution lt 2 5 KeV FWHM 1332 KeV lt 1 4 KeV FWHM 477 KeV Peak to Compton Ratio Warranted to be gt 68 1 1332 KeV Energy Range Detector energy range 40 2700 KeV Sensor Standard sensor in the end cap measures the temperature of the crystal Detector include a standard HV shutdown circuit Table 2 HPGe detector requirements Any information contained in this document is property of LABEN S p A and is strictly private and confidential All rights reserved LABEM A R A M E Project Ret n Issue 4 Page 24 The HPGe detector is housed in a chamber surrounded by a lead shield in order to prevent any influence to the spectra detected caused by environmental noise The chamber s entrance window is approachable from the bottom of the lead shield The adopted lead shield is 10
10. the operator interface window TOOL BAR SYNOPTIC AREA In this window area are displayed the Help activation button the Maintenance window opening button and three button for full partial and check source spectrum plotting Here are represented in a schematic graphic way the main components of the Radionuclide Monitoring Station with the relevant communication links with local Station Computer System The main components represented are Meteo Station Detector system Cinderella air sampler Bar code system filter equipment Power supply CTBTO link GCI Internal room sensor The working status of each component links included is displayed by the drawing colour according with the following rules WHITE not initialised GREEN working YELLOW warning RED failure Pressing the left mouse button with the cursor over a device icon it will be opened the pop up window displaying in continuos all the parameters related updated STATION PARAMETERS In this window area are displayed in continuos the environment parameters of the Radionuclide Monitoring Station updated This parameters are Average air flow rate Crystal temperature Status of Electric cooler Status of Uninterrupted Power Supply Status of station tamper sensors Average Room temperature Average Room humidity Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All right
11. to send the current data spectra state of health meteo alerts to IDC NDC RMS Users amp Groups Three NT local groups with different access level have been defined Observer Operator Manager Every RMS user must be defined as member of one of these groups according to his access rights The Observer can navigate the RMS Man Machine Interface without performing any actions The Operator is fully operative at RMS level but he has a restrict access to the Operative System The Manager has full access also to the Operative System and is the only category authorized to a remote logon User login logout are recorded onto the station loogbook The NT login logout and RMS service activation are both recorded onto the loogbook An inactivity timeout has been set after 5 minutes if the user is logged in as Operator or Manager when the time elapses the RMS perform an automatic logout and a login as Observer Note that only the Manager privilege permit the shut down of the system and the stop restart of NT services Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 37 5 5 2 Routine Non Routine Operation Spectra acquisition The most important RMS data are the data relevant to the spectra and to the detection unit status that are acquired through the multichannel analyzer interface The
12. 9 Tezou 933955 2 mou Towed aopdueg IT 00T NOILWTAOANI TZ T ET 60 27 7002 A40 DurpurqTq pet PII uorquezze aogdueg ITY 00T NOILWAOANI 6T LT ET 60 2T 2002 wooz ASOT snzeqzs PT TYS 1039932 00T NOLLUTQIOZNI LET IP 8S5 1 FATA TTA yor aa0 Hurbueyo eTofo aeTdwes Im 00T NOLLWMOANT LET IP 8S5 60 Z2T Z002 HAILJU 5n3e3s5 uor4rsrnboe 103099309q 00T NOLLUTDIOZNI ETIZITE 60 ZT z00Z PIGH spueuulo 507 sjua 3 9uusA u05da4g 01015 Miwa veg jeuoneus ut S sn vonns puncsespuy y fA03e10qe epipnuoppey WH vonms oseud 1 5sno toipu lisy uoe 1u2uodui02 23441 Leane HWS W Sw Ae110 Heyne HUIS ni vopieis apipnuoipey DI YH Woes evoqdoap u 5j3 no tosp H Sd vcjieas 3u0uoduo etvu Hewd HWS Sd Aene Asewpd E JayaWeIe d L ABE A R A M E days ainpasoid Buiuunj uonejado Buiuuni Wwaysis smes f eyeq SaN uonejs sniejs 1 003 3192 3 jeraduia jasio eDe1aAg MOY eDeiaAe Jajdwes sry waysks buuodiuo u jeuonpPuJsaiU 1812 9u Jo senineJ fgpiun uoo aerea 01812 fje21 ueg ysaL ea pny eArsueuajduio eui 104 uoissiuiuo f40 e1edajg S ndo oed anananoasar smeg JUBWUOIAUZ emoy uebiaqsyds Bp d N uonejs Buuoyuo apyonuoipey L38H1 EHE Any information contained in this document is property of LABEN S p A and is strictly private and confidential All rights reserved A R A M E Bacon TL 18095 Issue 4 Page 42 In the following there is a brief description of each functional area of
13. Cinderella will continue the operations up to the end When the power is restored the UPS is re actived and the system restart automatically Note that when the shut down procedure is started it can not be stopped even if the main power is restored before the end of the procedure Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 33 5 STATION MANAGEMENT SYSTEM The Station management System is in charge the management of the whole Station It is mainly composed by a computer facility designed to automate and survey the Station The PC schedules and controls the activities concerning acquisition archiving and transmission of spectral data to International Data Centre It performs surveillance of the station with a continuous check of State of health data alarm detection and notification to the IDC automates the IMS station with controls over on site equipment in performing routine and non routine operations Built in procedures support the execution of non routine operation as background testing and efficiency calibration Local activation is accomplished with a simple interaction like pressing a button or entering a high level command Parameters and status concerning the equipment and the processes at the station are graphically presented into a local operator interface The following sections
14. LABEM DOCUMENT TYPE SYSTEM DESIGN DOCUMENT RADIONUCLIDE MONITORING STATION SYSTEM DESIGN DOCUMENT CAGE CODE A3510 DOCUMENT No TL 18095 PAGE of IV 48 PROJECT Ref ISSUE No PREPARED BY A R A M E TEAM CHECKED BY M LAPOLLA PROJECT LEADER M CHIANELLA PROGRAM MANAGER R DE NICHILO CONFIGURATION L E RONDELLI DATE FOR APPROVAL A R A M E Bde TL 18095 Issue 4 Page II DISTRIBUTION LIST _ DENICHILO LABEN M LAPOLLA LABEN E Any information contained in this document is property of LABEN S p A and t3 n is strictly private and confidential All rights reserved L B E A R A M E Bde TL 18095 Issue 4 Page III CHANGE RECORD DEC 02 ISSUE REVIEWED AFTER STATION INSTALLATION APR 03 ALL ISSUE REVISED AFTER CTBTO COMMENTS Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E i TL 18095 Issue 4 Page IV TABLE OF CONTENTS Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E TL 18095 Ref A R A M E Project Ref Issue 4 Page 1 1 INTRODUCTION 1 1 SCOPE Scope of the document is to give a specific and detailed description of ARAME stations as designed and manufactured by Laben This document is a general document applicable for all the ARAME stations S
15. a satellite link GCI or when available through network infrastructures present at the site STATION PHYSICAL LAYOUT CTBTO GCI INTERFACE HPGE CRYSTAL TEMP STATION COMPUTER BNC 10BT ENVIRONMEN ORTEC DSPEC POWER SUPPL DETECTOR UPS SNMP ADAPTER SENSORS DATALOGGER OPTO22 MTO QLC 1 1 METEO AIR SAMPLER FILTER EQUIP i BABUC ABC LASTEM SENYA CINDERELLA DATALOGIC I BARCODE READERT COLLECT BC1 BAR CODE READER 2 DECA BC 2 ETHERNET LINK TCP IP SERIAL LINK RS232 ANALOG INPUT SERIAL LINK RS485 DIGITAL INPUT Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 5 4 1 STATION MANAGEMENT AND DATA ACQUISITION SYSTEM Specific information about the Station Management system will be detailed in chap 5 herebelow it is described from a functional point of view 4 1 1 Data Flow Chart The Data Flow Chart DEC can be summarised starting from the CINDERELLA air sampler The air sampling is characterised by a sampling time generally of 24 hours but customisable for specific processes and reasons which corresponds to a sampled volume of air that may change from a minimum value of about 12 800 m supposing an average of 530 m h up to 20 000 m supposing an average of about 850 m h
16. acquisition of a spectrum by operator command on RMS maintenance window 2 stops the running acquisition when the spectrum is ready operator request or pre setted time 3 saves into a named file the spectrum data in SPC format 4 saves into an archive file the translation of the SPC spectrum to an IMS format message 5 send the data to IDC NDC where applicable The application deletes the archived SPC and IMS spectra older than 60 days apart from the calibration blank and background spectra Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 39 The spectra data in IMS format are collected into directories named lt archive gt ims lt data message V The IMS spectra data message directories data message are blankphd for unexposed blank filter calibphd for calibration source detbkphd for detector background qcphd for brief count of standard source sphdf for sample pulse height data full and sphdp for sample pulse height data preliminary Archive IMS spectra data message files are formatted as lt archive gt ims lt data message gt yyyymmddHHMMSS txt The file name holds the UTC date and time that a file was created that is year yyyy month mm 01 12 month day dd 01 31 hour HH 00 23 minute MM 00 59 and second SS 00 59 Meteo and State Of Health data ac
17. ain The data logger is a modular system able to house up to 16 modules either analog digital I O modules either serial RS232 RS485 modules It is the core of the station management system from a point of view of the data collection because it interfaces almost all the external equipment and precisely Cinderella PLC via RS232 i f Cinderella QLC via RS485 i f Bar Code Readers via RS232 i f Meteo station via RS232 i f Germanium temperature sensor via analog I O i f Internal temperature humidity via analog I O i f Tampering sensors via digital I O i f 5 5 STATION MANAGEMENT SOFTWARE The main function of the station computer system is to acquire data from the external devices mainly the spectra data but also meteo SOH and so on and to transmit them to the International Data Centre IDC and where applicable to the National Data Centre NDC the computer acts like a collector between the data acquiring systems and the remote data centres The computer collects and archives all acquired data and alerts then it routes them to IDC and NDC Every IDC input and output message is authenticated by a board LUNA before exiting the computer and verified after entering The NDC National Data Centre connection is a common internet link using LAN or a modem For security reasons the NDC modem connection requires a call back from the station computer to send messages and or proper firewall system to be inst
18. alled at the station The computer time is UTC based on the GPS module The software will be based on some processes exchanging data through a memory mapped database the station parameters and files described in the section file system The following paragraphs describe the software supplied for the RMS computer Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 36 5 5 1 System Controlling Start Stop Procedure The ARAME software application is composed by two components the kernel and the Man Machine Interface The interface between the two components is the station parameters database The Microsoft Windows NT service facility starts the Radionuclide Monitoring System RMS service at the computer power on At its turn the RMS service starts the RMS application kernel This is the default behaviour no intervention is required at system start up anyway the local operator see next paragraph can stop the RMS service by the service management window then he can set up the service options automatic manual start disable the service The Radionuclide Monitoring System MMI starts automatically at RMS users login within a standard NT login session The RMS application notify its start stop to IDC NDC by sending the related ALERT SYSTEM message Before stopping the RMS application tries
19. ancel Fig 5 5 2 3 Communication window screen shot Any information contained in this document is property of LABEN S p A and is strictly private and confidential All rights reserved LABEM A R A M E Bacon TL 18095 Issue 4 Page 47 5 6 DATA ARCHIVE MANAGEMENT As previously said all the data events and so on are archived by the software in a dedicated directory The main directory archive contains a series of sub directory each one dedicated to a kind of information The sub directories are e Event e msidata messages e Spodata messages e Spc srid The event sub directory archives event files Each file is relevant to the events logged in a month at the station and is the copy of the messages displayed in the Event log window in the RMS window The files name is a txt extension holds the year and the month yyyymm The Ims data_message are a series of sub directory each one relevant to a kind of information relevant to the data acquired The sub directories are Alert_flow Alert_system Alert_temp Alert_ups Met Rmssoh Blankphd Calibphd Detbkphd Qcphd Sphdf Sphdp The first ones are relevant to alert messages collection and to the meteo and SOH parameters collection The last six are relevant to the spectra and will be copied also in the SPC sub directory see below In each sub directory the files name are relevant to the UTC data and time that the single file was created and pr
20. and day 163713 the time hours minutes and seconds 000000076 the random ims generated number This is the file that is sent to the IDC Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Project Ret mE Issue 4 Page 6 PERKIN ELMER SPC2RMS CONNECTION CONVERTER 32 Fig 2 DATA Flow Chart Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E iu ics Issue 4 Page 7 4 1 2 Connection Chart The backbone of station data connections is the Ethernet There are direct connections to the Ethernet network from Data Logger the digital multichannel analyser DSPEC 5 the UPS system and the Local PC controlling the station The GC VSAT Equipment is connected via Router to Ethernet Most of the SOH data Detector temperature monitoring device Environmental Sensors and so on are transmitted through analog digital connection to the Data Logger The Bar Code Readers 2 3 lines the Meteorological Station and CINDERELLA PLC are connected via a RS232 serial connection to the Data Logger The CINDERELLA QLC is connected via a RS485 serial connection to the data logger as well The Station is managed automatically and data is sent without user intervention to IDC The data is either related to the measurement data nuclear
21. c arm and the used cassette track Fig 4 2 1 4 CINDERELLA II Station without the cover shield the pump connection Any information contained in this document is property of LABEN S p A and t3 n is strictly private and confidential All rights reserved L B E A R A M E Project Ret ipd Issue 4 Page 13 Fig 4 2 1 6 CINDERELLA Station the control panel Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 14 4 2 1 Air Sampling Unit The air sampling unit is composed by the inlet tube with the sampling head the pumping unit and the flow measurement unit The air sampling must respect the requirement of a minimum flow rate of 500 m h and maximum flow rate of 1000 m h The inlet tube is a 460 x 290 mm iron inox rectangular tube The length is adjusted depending to the station while the sampling head has been designed ad hoc in order to assure a good air sampling and filter protection also in prohibitive environmental condition snow storm and so on In fig 4 2 1 5 are shown two pictures of the head The pumping unit is composed by a vacuum pump that is a SIEMENS ELMO G gas ring VP managed by a frequency converter adopted to control the flow rate With a 0 mbar pressure difference the pump achieves a 1050 m 37h flow rate while with a 200 mbar maximum pressure
22. cure remote control with authentication A local archive holds two months of data backup available on line The main feature of the station are Air sampling gt 500 m h Automatic filter handling Up to 14 days of unattended operation HPGe detector efficiency 6596 Base line sensitivity 10 30 Bq m for Advanced Data Management System Data security protection by Digital Signature Metereological data acquisition Anti tampering sensors 140Ba Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 4 4 STATION S SPECIFIC DESCRIPTION The Automatic Radionuclide Air Monitoring Station ARAME station works in automatic and independent way without human intervention supplying apart The main items that compose the structure of each station can be summarised as follows The Station Management System The Air Sampling System The gamma measurement system The Meteo Detection System The Indoor Sensors The Uninterruptible Power Supply System The central computer part of the Station Management system interfaces and acquire data from all the other systems The data are relevant either to the measurement nuclear and meteorological or to the state of health of each component of the station Data acquired are stored locally and sent to the International Data Center in Vienna via
23. describe the hardware infrastructure and the commercial software supplied for the Station management System and provides technical specifications for the software that LABEN developed in the frame of this project 5 1 WORKSTATION The Computer System is a PC 520 rack mounting computer with a CPU INTEL PIII 800 MHz The system has a Static RAM of 256 Mbytes at 100 MHz and two 40 Gbyte Hard Disk Moreover it is equipped by a CD writer The commercial software packages installed are Operative System Windows NT 4 0 English version with network interface and TCP IP protocol Developing Software Visual C Mail system Gordano NT Mail Burning Software NERO Remote connection PC Anywhere English version Anti Virus Software Viruscan Moreover it is also installed the ORTEC Gamma Vision and Maestro Software to perform spectra analysis and acquisition Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bde TL 18095 Issue 4 Page 34 5 2 AUTHENTICATION UNIT The authentication unit is supplied by CTBTO It consists in a LUNA PCMCIA device that perform the digital signature of the outgoing messages data and the authentication of the incoming commands if any 5 9 GPS CLOCK The adopted GPS Synchronised module for Computer Clock Synchronisation is the NTS150 Truetime module It provides the time for externa
24. e Germanium crystal temperature in a resistance value This value is acquired by a module in the system data logger that convert it to the temperature relevant value This value is sent to the Station PC as part of the SOH data 4 5 2 Tampering Switches on Station To avoid any sort of tampering actions the station is configured with anti tampering sensors at the entrance door and where necessary also in windows and so on When the sensor are more than one they are putted in series in order that when one of these is activated a digital module on the system data logger acquire the changing of status and a notification is sent to the Station PC The alarm status is generated and displayed to the local operator to the IDC and is written in the E log 4 5 3 Indoor Humidity and Temperature The indoor temperature and humidity sensors are the Lastem DME 701 sensors These are a Thermohygrometer device dedicated to rooms or duct measuring with normalised outputs and ranges locally selectable Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 32 4 6 UPS SYSTEM The UPS System has been employed in order to prevent the station from sudden power down assuring an autonomy of the station of about 20 minutes before performing the shut down procedure Two UPS are adopted to supply the system in case of mai
25. ecisely yyyymmddHHMMSS WMessID txt where MessID is the global counter of IDC messages Note that apart from Blankphd Calibphd and Detbkphd that are the files relevant to the Blank Calibration and Background spectra all the other files are arranged in a 6 months circular buffer that means that after 6 months the file is overwritten Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 48 The SpceMata message are a series of sub directory each one relevant to a kind of spectra acquired The sub directories are Blankphd Calibphd Detbkphd Qcphd Sphdf Sphdp As previously said that directories and the spectra files contained are a copy of the ones archived in IMSYdata messages sub directory The arrangement and the behaviour of the files in this sub directory is the same described In the previous one Qcphd is the sub directory relevant to the QC spectra collected Sphdf is the sub directory relevant to the sample full spectra collected while Sphdp is the sub directory relevant to the partial spectra collected The Spc srid sub directory archives filter lists files Each file is relevant to the list of the filter processed read in a month The files name is a txt extension holds the year and the month yyyymm 5 7 DATA SECURITY The data security as understood in this chapter is r
26. elevant to the capability to protect the data from any kind of manipulation while for the reliability of the data spectra anti tampering devices have been implemented as before described The protection of the data is assured by some features implemented at Station computer level First of all there is the user log in account where hierarchical access levels has been defined each one with different operative capability Each access level apart from the lowest that is only as observer is protected by password and the login is also reported in the log file The most important device for the data protection is the digital signature All the data acquired by the Computer spectra SOH alert and so on before to be sent to IDC are converted in IMS format and then are digitally signed At the reception of the data at IDC site the digital signature is checked in comparison with the data acquired in order to verify that no manipulation happened during the transmission Obviously this is a two way system infact also the data or commands sent from IDC to the station are digitally signed and at station level are checked before being executed Digital signature is implemented by the LUNA 2 system by Chrysalis ITS that is composed by a PCMCA card and a PCI board to be inserted in the Station computer Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rig
27. ency SENYA GF A 2 97 at O 0 2 um SENYA CS 5 0 97 at 0 2 um Particulate collection efficiency For filter 2 see above Global gt 7096 at 10 um State of health Stored and remotely accessible Auxiliary data Meteorological data as option YES Flow rate measured and updated every 10 s Data availability Systems depending Table 1 Measurements system technical characteristics SENYA Ltd Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Project Ret ipd Issue 4 Page 10 Fig 4 2 1 1 The JL 500 SENYA Automated Air Sampling Station SENYA Ltd Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Project Ret ne Issue 4 Page 11 Filter is cut piled and moved to sample counting unit Aluminium cassettes are cleaned and reloaded after Fig 4 2 1 2 The JL 500 SENYA Automated Air Sampling Station process scheme SENYA Ltd Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Project Ret ii Issue 4 Page 12 CINDERELLA If Fig 4 2 1 3 CINDERELLA Station without the cover shield the new cassette track the control panel the roboti
28. es the commands to the detector to start stop the counting phase The check source spectrum is originated by the exposure of the check source under the detector for about 15 minutes during the filter change period while the exposure of the filter generates the spectra during the remaining day time one full day spectrum about 23 74 hours and a partial spectrum every 2 hours 12 partial spectra after the filter changing operation The RMS application can generate some other kinds of spectra when the air sampler is in manual mode background blank filter and calibration spectra non routine operations The application receives by the air sampler its working mode manual and by the operator the current procedure step so that it applies the commands to the detector to generate spectra At the end of an operation the application saves the date of the last measurement archiving and sending to IDC them with the dedicated IMS stamp Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E i TL 18095 Issue 4 Page 38 The non routine operations background blank filter and calibration cannot be remote IDC NDC commandas Both the routine and non routine operations timing are under the control of the air sampler and the operator A non routine operation can interrupt the running routine acquisition the routine acquisition will continue when
29. gure 4 2 1 4 The pump arrangement inside the container Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E B Bun TL 18095 Issue 4 Page 17 Figure 4 2 1 5 The sampling head 4 2 2 The Control Unit The Control Unit is composed by a programmable logic control unit PLC that controls the whole CINDERELLA System and by a data logger QLC that manages the internal data As control unit may be considered also the manual control panel placed in the front side of Cinderella The control panel manages the whole CINDERELLA System Starting from the left side of it there is the red alarm button with specific key that is used to stop immediately the CINDERELLA system The main functions digital panel on its right allows to control by adopting the manual mode all the operations performed with the CINDERELLA system The vacuum condition is managed by the little display on the right side of the main function panel Proceeding still to the right there is the flow volume display that shows the air flow that is passing through the pump The PLC and QLC units has in charge the whole automatic managing of Cinderella activities and the data acquisition reporting to the station management unit The PLC is mainly dedicated to the managing of Cinderella automatism the alarms and status notification while QLC is mainly responsible of the evaluat
30. hts reserved L B E
31. ion of analog digital parameters acquisition and notification The connection with the Station management unit are performed by serial lines and precisely RS232 for the PLC and the RS485 for the QLC A modem device is supplied for external connection in order to perform upgrading on PLC software directly from remote by telephone line for reparing or maintenance activity Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bonnes TL 18095 Issue 4 Page 18 4 2 3 The Filter Manipulator Unit The filter manipulation unit with its 3D arm for sample preparation and the Bar Code Readers is the main automotive part since it ensure the automated control of filters during the air sampling decay and measurement phases and filter cassette sample storage process The operator of the station will first prepare the filter cassettes with the filter papers and then loads the cassettes to the system in the relevant fresh filter storage container while a used cassette storage container is foreseen for the processed one s The filter change is done by a simple sliding tray controlled by a micro logic Both filter stores are spring loaded In this way the sliding try takes always the highest filter cassette in the clean filter storage of the system and then places the sampled filter into the spring loaded storage This permits all the system to be cont
32. l users by an ethernet i f Time is derived from the GPS satellite system with an accuracy of 1 microsecond to UTC NTS150 Specifications GPS Generator Mode Timing Accuracy 1 microsecond to UTC with SA Position Accuracy 25 Meters SEP without SA Receiver input 1575 MHz L1 C A code Tracking 6 parallel channels Acquisition Time Warm Start has ephemeris data and position 3 minutes Cold start 20 minutes UTC to Local Offset User selectable in hours and minutes Daylights savings User programmable to select hour and day when DST begins and ends Leap second User programmable for day of occurrence automatic with GPS Mode Synchronised Generator Mode Analog Input Code IRIG Ao B Ratio 2 1 to 5 1 Amplitude 0 5 to 10 Vpp Impedance 50 600 10k ohms internal switch single ended selectable Connector RJ45 Timing Accuracy 2 Microseconds RS 422 Input Code IRIG Ao B Timing Accuracy 2 Microseconds Connector DB9 External PPS 1 microsecond timing accuracy Error Bypass Factory set to three frames Table 8 GPS time Specifications Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 35 5 4 DATALOGGER The data logger is an OPTO 22 Ethernet I O system with a SNAP B3000ENET br
33. le a special MAESTRO 32 spectral data file it has a binary format The second one contains the spectrum with the full analysis settings calibration description etc It has an inform type binary format The last file type contains the channel pairs created the Region of interest ROl Save file function It has a binary format as well The miscellaneous files are the LIB RPT TXT extended files The first one is a library file and has an inform binary format The second file type is a report file that contains the output of the analysis engine It has a ASCII text format The last one is a text file used by the print function and has a general ASCII text format CONVERTING DATA TO IMS 2 0 FORMAT The requested CTBTO data files have to be RMS extended An executable file called spc2rms converter provides the conversion from SPC to RMS The CTBTO output file is named samplephd rms This is the file that has to be sent via Internet connection to the IDC It has IMS 2 0 format CONTROL MCA DETECTOR The control of the DSPEC MCA is performed by Gamma Vision 32 SW Concerning the detector s set up controlling its hardware HW does the control of the detector These adjustments can be done by using the ADC set up and Adjust Controls functions of Gamma Vision 32 SW With these operations in fact it is possible to adjust the conversion gain the High Voltage HV the amplifier gain the shaping time and the pole zero adju
34. lso the STP correction acquiring the static pressure and temperature data detected just before the orifice see fig 4 2 1 1 This data logger contains its own software inside and the characterisation of the airflow is done by different variables pressure in Pascal flow rate in dm s total collected volume and total used volume This data remain available in memory even in the case of electric failure The system computer reads this panel meter via an RS 232 connection Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Project Ret bi Issue 4 Page 15 Pressure difference orifice sampling filter To vacuum pump Inlet tub re n f qa Ill qa lt EIE I Le Measured pressure difference over orifice Measured Measured pressure difference over filter temperature r Measured absolute ir pressure Lair p essue 7 Collected DATA calculated into dm s and tota volume m l J ee Fig 4 2 1 1 CINDERELLA Air intake system logic scheme Figure 4 2 1 2 Front wiew of the pump Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Project Ret eis Issue 4 Page 16 Fi
35. midity The sensors are protected against direct sun beams with anti radiant devices The temperature sensor is a PT100 termoresistence while the humidity sensor is based on the variance of the capacitive effect due to a change in environmental humidity The main characteristics are the following Temperature range 30 70 C Measurement field for relative 0 100 10 98 eff humidity Relative humidity tolerance 3 Model output 0 20 mA Table 6 Air temperature and humidity device characteristics 4 4 5 Wind Speed Direction The device employed for these functions is an anemometer sensor based on ultrasound technology able to detect speed and wind direction on horizontal plane It is supported by an heater system when the employment foresee hazardous environmental condition The main characteristchs of the sensor are listed herebelow Sonic anemometer Windobserver Gill Table 7 Anemometer Sensor Characteristics Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bde TL 18095 Issue 4 Page 31 4 5 INDOOR SENSORS The indoor sensors can be divided into four main categories detectors temperature sensor tampering and switches on the station and indoor temperature and humidity sensors 4 5 1 Detector s Temperature A PT100 PD platinum 100 Q 0 C thermocouple will transduce th
36. n power failure These items are LAN3000 3000VA on line UPS provided by CHLORIDE The first one the master is dedicated to supply the Station Computer and all the other equipment relevant to the measurement and data transmission data logger Ethernet Hub Multi channel analyser electric cooler and so on The second one is relevant to Cinderella system Only the conditioning system of the station and the Cinderella pump will not be sustained by UPS Both the UPS are linked and managed by the Station Manager Computer by an ethernet connection through the hub In this way when there is a main power failure at the station the UPS master will sustain the station up to the autonomy of its batteries arrive at the 15 then the shutdown procedure is activated by the Computer Note that the value of 15 has been evaluated from the power consumption of the system sustained in order to assure about the 20 minutes of autonomy requested When the shut down procedure starts the following steps will be performed the spectra acquisition is stopped and saved the High Voltage to the detector is switched off and all data are saved and sent to IDC then the shut down of the Computer starts When the shut down procedure starts a command is sent to the second UPS for the immediate switch off if Cinderella is not in the cutting phase it doesn t need a shut down procedure If the Cinderella is in the cutting phase the command is ignored and
37. nk filter step by step procedure activation Last Blank filter spectrum plotting with the relevant date Background spectrum step by step procedure activation Last Background spectrum plotting with the relevant date Last filter substitution date storage Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E B nRuE TL 18095 Issue 4 Page 45 Step by step procedures guide the operator during the execution of non routine operation on the system displaying on the screen proper help windows Here is reported the screen shot of this mask Maintenance window x System working mode 4UTO MAN ETTEEEN System running operation Air Sampler working mode amp UTO MAN Detector acquisition status Last detector acquisition start date and time Detector real time counter I Wl Last procedure programmed duration m Calibration Last calibration spectrum date and time E m Blank filter Last blank filter spectrum date and time E g Spectrum view Start p Ere m Background Last background spectrum date and time Spectrum view tart procedure sdUTE m Filter substitution Last filters replacement date and time 2002712702 21 55 07 f Update Fig 5 5 2 2 Maintenance window screen shot Any information contained in this document is property of LABEN S p A and t3 n is
38. ntained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 40 Operator Interfacing Local operator manages the Radionuclide Monitoring System by a operator interface application The application has been designed in a very simple and user friendly way with the graphic interface represented by a main full screen displayed window and with an easy and immediate mask navigation facility The main features of the operator interface are described below e Synoptic view of station s main devices with related status information Main station s parameters temperature humidity displaying with continuos updating Scrolling view of station s events alarms warnings Component windows for single device parameters displaying Maintenance window for operator s step by step procedure activation Communication windows for IDC communication line monitoring In the next page is reported the layout of the operator interface main window Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E TL 18095 Ref Project Ref Issue 4 Page 41 80 60 54 60 21 2002 JOVEN SIUIWP Joed c SON IAW wey GL PUTTI AOT Gp 3TurT moJMoT QUT snzeqs Xae33 q SAN APTGWeES ATH 00T NOTIWTOANT 8S ET 60 Z2T z00Z aaanay ASOTI I 40
39. ons associated to each device of the Radionuclide Monitoring Station as displayed in the main window when selected by the mouse start the opening of a sub window in which are listed the related parameters For each parameter is displayed a descriptive text and its current value printed in different colour depending on its monitoring status The colour rules are the same used for displaying the synoptic view Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E in M TL 18095 Issue 4 Page 44 As an example is reported the component window of the ORTEC detector ORTEC detector parameters x Detector Acquisition ith the Detector Pans Stop rum channels nter start date and time spectrum date and time Fig 5 5 2 1 Screen shot of the detector sub window Through mouse selection of each of the listed parameters is possible to open dedicated windows which allow the operator to see and modify the threshold limits analog parameters or alias values digital parameters Referring to the Maintenance window when opened it contains informations about the status of the system and the command buttons here listed Operative restart of the system Save the spectra performed calibration blank background Calibration step by step procedure activation Last calibration spectrum plotting with the relevant date Bla
40. ormatted spectra High Voltage Ramp All ORTEC detectors include an R C circuit for automatically ramping the voltage No matter if computer controlled or manual based HV supplies are used Command Language Gamma Vision includes a comprehensive JOB command language for building batch files for running all major functions of the data acquisition and analysis system Auto File Save Saving files is built into the JOB language Table 3 Analysis Software Specifications Any information contained in this document is property of LABEN S p A and is strictly private and confidential All rights reserved L ABE A R A M E Bacon TL 18095 Issue 4 Page 27 4 3 5 High Level Programming With high level programming it is identify the capability of getting converting and managing the data and controlling the nuclear and meteo instrumentation available from the station HOW TO GET DATA FROM MCA The data are available from the MCA by the interface provided by MAESTRO 32 SW It manages different types of files The detector s files are the CFG and CXT The first one contains the System Detector Configuration information used by the MCA32 EXE The second one is a context file for each detector that is automatically created and that contains all the extra information about the detectors Both these files have a binary format The Spectrum files are the CHN SPC ROI The first one is the channels fi
41. pecific details relevant to the single stations will be described in the relevant User Manuals issued by Laben and in the SSOM Specific Station Operation manual issued by CTBTO 1 2 KEYWORDS The main keywords that will be employed are Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 2 2 REFERENCE DOCUMENTS Reference documents are the Station s technical documents as listed below Station User Manual with the relevant annexes by Laben Station SW Architectural design by Laben Specific Station Operation manual SSOM by CTBTO Station Acceptance Data Package ADP by Laben Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 3 3 OVERALL STATION S FEATURES The main functions of the ARAME station is to acquire process and trasmit data from various sensors to the International Data Centre IDC in Vienna and where applicable also to a local National Data Centre The main data y energy spectrum metereological state of the health are tagged with UTC time by a GPS receiver and with ancillary information and routed to IDC and NDC in a specific format IMS 2 using a resident e mail server through a satellite data link that also allows se
42. quisition The RMS application acquires data from the meteo station and data and states from the external devices and relates them to generate the meteorological data and the state of health of the station The application collects these data every 10 minutes or when a status changes collection event saving them in IMS 2 0 format Every 2 hours the data are archived one file reserved to meteo data and another to SOH Status Of the Health data then they are sent to IDC NDC and a new collection begins The 2 hours collections refer to UTC time 00 00 00 so that data are archived and sent at 2 4 6 and so on twelve times a day Also in this case the data are stored in files and the application deletes the archived IMS meteo and SOH data files older than 60 days Bar Code reading and check The RMS application checks the filter sequence within the air sampler It reads the bar code SRID of the filter entering into the air sampler then it verifies the filter passing from the air sampling phases to the cutting decay phase Every phase lasts about 24 hours A plausibility check is performed in order to verify the correctness of the data printed on the bar code label on the filter the one s going in the air sampling phase respect to the Personal Computer data The application stores in a dedicated file the bar code contents linked with the date of reading and generates an event log on a sequence or presence of error Any information co
43. re concerning both the sampling information and the State of Health of the CINDERELLA System The Spectral Data are related to the nuclear activity measurements The local PC manages both of them Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 9 4 2 AIRSAMPLER CINDERELLA The Automated Air Sampling Station supplied by SENYA Ltd is the JL 500 CINDERELLA II model Cinderella machine is composed by three main units the air sampling unit the data management and alarm unit control unit and the filter manipulation unit As outlined before the Station is fully automated and only once every fifteen days an operator is needed to mount fresh filters In the mean time the station is working in automatic mode Operation mode is based on a 24 hours cycle that means that the filter is change daily The technical Characteristics of CINDERELLA are listed in table 1 while some pictures are shown in the figures below System Automated Air flow gt 500 m h Collection time 24 or 6 hours select 24 default Decay time 24 or 6 hours select 24 default Measurement time 24 or 6 hours select 24 default Time for reporting Protocol depending Particle collection Efficiency 290 Air flow measuring accuracy Better then 5 Filter Glass fibre filters Effici
44. rights reserved L B E A R A M E Bde TL 18095 Issue 4 Page 29 4 4 2 Atmospheric pressure The sensor for the atmospheric pressure is a temperature compensated barometer based on piezometric principle that measures the absolute pressure Preferably it will be installed internally to the detection station with an external air intake Its main characteristics are Measurement field 850 1050 mbar Tolerance 0 596 Measured altitude 300 2000 m sim Environmental limits 10 C 60 C Model temperature compensated CX111P Table 4 Atmospheric pressure sensor characteristics 4 4 3 Precipitation The presence of precipitation is detected by an electrical rain sensor Rain presence sensor is able to discriminate pluviometric rainfall from condensation The measurement principle employed is that of conducivity between two electrodes these are kept at above enviromental temperatures in order to prevent condensation forming The sensor can be mounted on 50 mm poles Its main characteristics are Output 100 mV 0 02 present 200 mV 0 02 absent Environmental limits 15 C 50 C 0 4 Kg Model with heather C401A Table 5 Precipitation Intensity Device Characteristics Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 30 4 4 4 Temperature and Hu
45. rolled by only one moving part The Cinderella will automatically prepare samples cut let decay move to the measurement and finally stores To avoid any possibility of filter s falsification the used filter is signed by its own code that is read 2 times by the Bar Code Readers during the first process from new filter cassette to inlet tube and from air sampling to cutting and decay phase The Sample Preparation is performed by the 3D arm with the cutting head a vacuum pump and a storage tray The arm works on 3 axis x y z and has a special cutting head the cutting head cuts the filter that has just come out from the sampling position after 24 hours sampling into 15 equal parts measuring 84 82 mm Then it places them in square form plastic holder After 24 hour of decay the plastic holder with the cutted filter sample is placed on the detector for spectra measurement Air intake tube T Il E LE ae a CINDERELLAZX TOMATED AIR SAMPLING STATION pd made by SENYA Finland Figure 4 2 3 1 Exploded Vision of the CINDERELLA Station Any information contained in this document is property of LABEN S p A and t3 n is strictly private and confidential All rights reserved L B E A R A M E Project Ret ibid Issue 4 Page 19 The unit has the PLC controller unit as described before with pre programmed software that manage all the manipulation activities All the movements are performed by
46. s reserved L B E A R A M E i TL 18095 EVENTS LOG COMMANDS BUTTONS STATUS BAR Mask Navigation Issue 4 Page 43 As for synoptic area components the single parameter status is displayed by the drawing colour of its value A dedicated scrolling area of the screen displays all the events alarm warning generated by the Station s devices by the room environment sensors and by the RMS control application itself The colour of each text message represents the gravity level of the related event GREEN information YELLOW warning RED alarm The default working mode is continuos updating max 100 events Through the Retrieve command button the operator can switch to events archive display in this way is possible to display stored events in files selecting them by date month and year The command button Zoom activates a zoomed display of the events list The Hold button allows the operator to freeze restore only at operator interface level screen the continuos updating of events log It is possible to acknowledge events by ACK button in the online list When acknowledged the event takes the cian colour EXIT button perform the output of the RMS window In this area are displayed time and date in UTC format the name of the operator who is currently logged in the system and the number of station parameters which are currently in failure status Any of the main component butt
47. stment of the selected detector A detector s internal parameter can be changed only when the detector is not in acquiring mode Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All rights reserved L B E A R A M E Bacon TL 18095 Issue 4 Page 28 4 4 METEOROLOGICAL STATION The Meteorological Station must be considered as an integrating part of the monitor station because the radiological data have to be put in relation with the meteo parameters and precisely Wind direction Wind speed Temperature Humidity Precipitation Barometric pressure The acquisition unit is connected to the computer system via serial RS232 interface for the data correlation with the nuclear measurement The meteorological station is provided by LASTEM with the exception of the wind speed measurement device that will be provided by WINDOBSERVER GILL 4 4 1 Central Data Acquisition The meteo data acquisition is the Lastem Babuc ABC intelligent data logger able to acquire the analogic signals from the sensors transducing it in metereological parameters It is also able to perform data processing as data average in time slots data integration and so on Moreover by the sensors connectors it supply the power necessary for all the instruments Any information contained in this document is property of LABEN S p A and A n is strictly private and confidential All
48. strictly private and confidential All rights reserved L B E A R A M E B nRuE TL 18095 Issue 4 Page 46 After the execution of one of the step by step procedures the operator interface process generates an event log The Communication windows contain information about the communication status between the local station computer and the IDC data collecting centres This window can be activated simply pressing the left mouse button with the cursor over the related device icon in the synoptic view IDC Communication window contents Status of the link with CTBTO Last mail correctly received date and time display controls Last mail received with error date and time display controls Mail receiving error description display control Spectra transmission period setting control Statistics information Herebelow is displayed the screen shot of this window CTBTO communication parameters IMS protocol Communication with the CTBTO 12 09 14 00 27 2002 Last transmission date and time Last transmission error date and time Transmission error description Last reception date and time Last reception error date and time Reception error description 2002 06 21 07 02 21 Mail transmission Failed 2002 04 22 12 37 12 Wrong mail sender address m Statistics Alert messages 815 Spectra messages SOH messages Partial spectrum sending rate Every 2 hours C Only one after 4th hour C
49. the operator sets the air sampler back to the automatic working mode and the RMS application receives this information by the air sampler The RMS application prepares a spectrum executing commands There are two cases Operative performance partial 2 hours full 24 hours and Q C spectra The application 1 starts the acquisition of a daily spectrum on Cinderella QLC end of cycle changing command 2 saves into a file every two hours the partial spectrum data in SPC format 3 saves into an archive file the translation of the partial SPC spectrum to an IMS format message 4 sendthe data to IDC NDC where applicable 5 stops the acquisition of the sample spectrum at the end of the daily acquisition on Cinderella QLC change filter cycle notification 6 saves the sample full spectrum in SPC format 7T saves into an archive file the translation of the full SPC spectrum to an IMS format message 8 send the data to IDC NDC where applicable 9 starts the acquisition of the Q C spectrum on Ciderella QLC lead shield open notification 10 stops the acquisition of the Q C spectrum on Cinderella QLC end of lead shield closure notification 11 Saves the Q C spectra in SPC format 12 saves into an archive file the translation of the full SPC spectrum to an IMS format message 13 send the data to IDC NDC where applicable Background Blank filter and Calibration spectra The application 1 starts the

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