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TRANSPORTABLE PORTAL MONITOR 

 

MODEL TSA TPM-903B

 

 

Operations & Service Manual

 

 
 
 
 

 

 
 
 
 
 
 

 

Doc: # 5058 Rev. A 

March 2013

LAURUS Systems, Inc. - Ph: 410-465-5558 - Fax: 410-465-5257 - www.LaurusSystems.com 

Содержание TSA TPM-903B

Страница 1: ...TRANSPORTABLE PORTAL MONITOR MODEL TSA TPM 903B Operations Service Manual Doc 5058 Rev A March 2013 LAURUS Systems Inc Ph 410 465 5558 Fax 410 465 5257 www LaurusSystems com ...

Страница 2: ...s without charge at the Rapiscan factory Warranty of sub systems made by other manufacturers will be extended to Rapiscan customers only to the extent of the manufacturer s liability to Rapiscan Rapiscan reserves the right to modify the design of its product without incurring responsibility for modification of previously manufactured units Since installation conditions are beyond the company s con...

Страница 3: ...__________________________________________________________________________________ This document is the exclusive property of Rapiscan Systems Unauthorized use or distribution is strictly prohibited List of Affected Pages The pages and drawings listed below have been changed The manual has been updated to standardize this documentation Title TSA TPM903 Operations and Service Manual Date March 2013...

Страница 4: ...ASSEMBLING THE SYSTEM TO SCAN PEDESTRIANS 5 2 4 ASSEMBLING THE SYSTEM TO SCAN VEHICLES OPTIONAL 7 3 0 SET UP AND PROGRAMMING 8 3 1 START UP AND SELF TEST 8 3 2 SET UP 8 3 3 PASSWORD CONTROL 9 3 4 PROGRAMMING THE SYSTEM 9 3 4 1 PARAMETERS 11 3 4 2 FUNCTIONS 15 3 5 PC COMMUNICATION 22 3 6 INSTALLING THE SOFTWARE 22 3 7 TAB 22 3 8 PARAMETERS 22 3 9 SHOW COUNT 23 3 10 HISTORY 24 3 11 INITIAL INSTALLAT...

Страница 5: ...___________________________________________________________________________________________________ This document is the exclusive property of Rapiscan Systems Unauthorized use or distribution is strictly prohibited 6 2 1 TPM CONTROLLER 39 6 2 2 DETECTOR ASSEMBLIES 39 6 2 3 INFRARED DETECTOR 39 7 0 GLOSSARY 40 8 0 PARTS LISTS 42 1 1 SPARE PARTS ORDERING INFORMATION 42 9 0 LIST OF DRAWINGS 43 ...

Страница 6: ...DIFICATION _______________________________________________________ _______________________________________________________________________ INSTALLED BY ________________________________ DATE ________________ MODIFICATION _______________________________________________________ _______________________________________________________________________ INSTALLED BY ________________________________ DATE _...

Страница 7: ... optional vehicle adapter kit vehicles It can be set up quickly with a minimum of training When the portal is not occupied the system will automatically monitor background radiation and periodically update a visual display on the controller When a person enters the portal the system begins fast count monitoring and will alarm if the count exceeds a predetermined alarm level The system will also al...

Страница 8: ... 5 7 5 x 180 x 3 8cm organic plastic scintillator in each pillar for a total detector volume of 648in3 10 6 liters per system Sensitivity 1µCi of 137Cs Power Six D size alkaline cells provide 24 hours of continuous operation or 100 240V 50 60Hz power at 7 amps Passage Time Normally 0 5 seconds on a walk through basis Serviceability Self checking routines and easily performed tests simplify board l...

Страница 9: ...d for evidence of concealed as well as external damage 2 1 1 DAMAGE CLAIMS If the instrument is damaged in transit or fails to meet specifications upon receipt notify the carrier and Rapiscan Systems immediately Shipping cartons packing materials waybills and other such documentation should be preserved for the carrier s inspection Rapiscan will assist in providing replacement or repair of the ins...

Страница 10: ...so that the serial number labels are facing each other 6 Connect the RJ 45 connectors to the mating connectors on the vertical pillars The small hole below the elbow of the crosspiece should face the pillar with the controller 7 Align the vertical pillars with the cross piece and slide the cross piece down onto the vertical pillars until it is firmly seated 8 Connect the two RJ 45 cables to the co...

Страница 11: ...washers and wing nuts 3 Stand the two vertical pillars upright approximately 10 feet apart Orient the pillars so that the serial number labels are facing each other 4 Connect the RJ 45 connector to mating connector at the top of the 1 pillar Install one of the slotted caps on this pillar Connect the other end of the cable to the 1 input on the system controller 5 Connect the 2 cable to the detecto...

Страница 12: ...ce The alarm will be turned on for about four seconds If all the tests have been completed successfully the system will go into the BACKGROUND Mode The initial background acquisition takes twenty seconds When the background is complete system status will be displayed The status screen consists of four lines GAMMA nnnn background or COUNT in CPS READY system status READY TAMPER OCCUPIED OCC number ...

Страница 13: ...ur screws in the corners of the clear cover The TPM 903B has a twelve key keypad on the front panel Using this keypad the operator can perform system set up and diagnostic tests After the system has been powered up and acquired its initial background the set up menu can be accessed The parameters and diagnostic functions are protected by password access This section outlines the menus A detailed d...

Страница 14: ...levels in CPS per detector If the counts fall outside this window the system will indicate a background fault and not allow further operation until the problem is corrected These levels should be set to alarm if the average background deviates too far from normal These alarms are intended to flag a failure in the detector or electronics The precise settings will vary with local conditions and requ...

Страница 15: ... is normally acceptable When the system is shipped from the factory the discriminators are set to accept energy in the approximate range of 22 keV to 1650 keV The settings are necessarily site specific and may require adjustment to meet local requirements The relationship of discriminator voltage to energy level in keV is approximately 1 volt of discriminator level equals 330 keV Using this formul...

Страница 16: ... the number of alarm comparisons vs the number of alarms 5 SYSTEM ID Assigns an identification number to the system 6 PROFILING Turn ON or OFF an ASCII data string to the Ethernet and RS 232 outputs 7 CALIBRATION Automatically adjusts each detector to achieve the proper CPS 8 RESTORE CAL Restores the factory calibration high voltage values 3 4 2 1 SHOW COUNT Displays detector counts in CPS updated...

Страница 17: ...strictly prohibited 11 3 4 2 4 F ALARM TEST Displays the number of alarm comparisons that have been made and the number of alarms that were detected These values are cleared when the system is turned off The primary use for this feature is to test the number of nuisance alarms in a controlled environment 3 4 2 5 SYSTEM ID Assigns an identification number to the system This number is used to unique...

Страница 18: ...unt information sent every 200msec while the system is occupied and not in an alarm condition RS 232 Output Sent every second while the system is occupied and not in an alarm condition The counts are a one second count averaged from the 200msec rolling count buffer GA XXXXXX XXXXXX XXXXXX XXXXXX CRLF TCP Ethernet output Raw gamma count information sent every 200msec while the system is occupied an...

Страница 19: ...depreciated value When entering a value less than 10 remember to enter a zero as the first digit After the depreciated value has been entered the next screen is an information only screen that will list the target counts that the controller will be using to perform the calibration The next thing the TPM controller does is take roll call to identify verify the addresses of the DM 757 s If the addre...

Страница 20: ...igh for the PMT The unit will flash both LED s emit a short beep and the user will be presented with a message PILLAR 1 FAILED CALIBRATION PRESS ANY KEY After pressing any key the user will be returned to the menu No sense in continuing with the calibration at this point If the calibration completes successfully the user will be prompted to place the source on pillar 2 and repeat the process for t...

Страница 21: ...ry calibration HVDAC value When pillar is calibrated at Rapiscan the HVDAC value is stored in the DM 757 in the pillar If a calibration fails the user may attempt to recover by using the Reset Cal routine User is presented with RESET FACTORY CALIBRATION ON BOTH PILLARS RESET 1 ABORT 3 If user presses 1 The TPM controller sends a command to both pillars instructing the DM 757 s to use the factory c...

Страница 22: ... communications program before disconnecting the RJ 45 cable 3 6 INSTALLING THE SOFTWARE The program files can be found on the CD ROM stored on the last page of this manual To install the program run SETUP EXE on this disk This will install the program on the host computer The default directory is Program Files Bicron TPMCOM press the Browse button to install to a different directory 3 7 TAB After...

Страница 23: ...diation alarm including the detector counts and the background used in the radiation alarm calculations These data can be downloaded to a disk file in a PC by clicking on the History tab The operator will be given the option of downloading all records or input the number desired The system can store up to 3 017 records The operator must provide a file name and optionally an extension If no extensi...

Страница 24: ... level set to _______________ High Alarm level set to _______________ Occupancy hold in set to _______________ Alarm Comparison Intervals set to _______________ Alarm level N Sigma set to _______________ Algorithm Sum____ Horizontal____ Vertical____ Single____ Background level N Sigma set to _______________ Background Time _______________ ___ Electronic calibration required ___ SC 771 ___ GHA 472 ...

Страница 25: ...ts in 200 millisecond 0 2 sec intervals For example if the number of intervals is set to 5 the alarm comparison will be based on 1 0 second counts This sum of counts is then compared to an alarm level which is normalized to that number of intervals The number of intervals should be selected based on an average walk speed of 1 5 meters second while passing through the monitor The summed count of th...

Страница 26: ...POST the system will enter the BACKGROUND mode and be ready to operate after the initial 20 second background is obtained 4 2 2 BACKGROUND MODE BACKGROUND mode is the default mode for routine operation The system will automatically go to this mode after the initial self test series The display counts down from 19 to 0 during the first background collection period During this initial countdown no o...

Страница 27: ...stem may be forced into the fast count mode by pressing the asterisk key on the keypad Pressing the pound key returns the system to background mode Upon entering the fast count mode the unit waits for the current interval to go to completion 0 2 seconds maximum discards the oldest interval adds the latest one tests for alarm conditions and begins another 0 2 second collection interval This cycle c...

Страница 28: ...The SC 771 board uses highly integrated components If a failure occurs in the digital portion of the board it must be replaced 1 2 The GHA 472 board provides regulated dc high voltage to the voltage divider networks which are attached to the photo multiplier tube on the detectors 2 The DA372 Detector Assembly consists of a plastic scintillation detector coupled to a photo multiplier tube through a...

Страница 29: ... contrast may change slightly with outside temperature variations If the display is difficult to read adjust the R1 potentiometer on the SC 771 board Refer to Drawings 6 and 10 for component locations 5 2 VARIANCE ANALYZER MODE After calibration is complete a variance test should be performed The variance analyzer will identify many problems such as noise or light leaks with both the detectors and...

Страница 30: ...ion SC 771 ______ GHA 472 ______ ___ System starts up and runs initial self test without errors ___ All modes operational ___ Background mode in operation area count _______________ ___ Variance test variance 1 _______ 2 _______ ___ Walk through test list test source serial number and activity Performed by _____________________________ Date ______________ COMMENTS _________________________________...

Страница 31: ...ms Unauthorized use or distribution is strictly prohibited 25 5 5 RECOMMENDED SPARE PARTS The list of spare parts given here is based on the following assumptions One that the maximum downtime allowable is 2 hours Two that a technical background is not needed to perform the repairs TSA Mfr s Qty Stock Description Mfr Part 1 8233C Detector Assembly TSA 8233C 1 8753 SC 771 Circuit Board TSA 8753 1 6...

Страница 32: ...of the enclosure for physical damage faulty wiring loose connections etc Open the enclosure and do the same inside checking all wiring If the physical inspection shows no obvious cause for the problem proceed by checking the detectors controllers and other individual assemblies as outlined in the following steps After repairs have been made a field calibration must be performed See Section 3 4 2 7...

Страница 33: ... cover the replacement of wires or connectors Such replacement should only be done by qualified service personnel Questions concerning parts or wire type and availability may be addressed to Rapiscan s technical staff If a problem is suspected in the controller replace it with a known good assembly either from spare parts or from another unit 6 2 2 DETECTOR ASSEMBLIES The detector assemblies have ...

Страница 34: ...tronics Some systems have both upper and lower level discriminators that can be used to set a discriminator window The discriminator window can be used to effectively reduce the background counts and increase system sensitivity to certain isotopes Low Background Alarm or Low Background Fault The condition that occurs if the counts fall below the programmed low background level This condition preve...

Страница 35: ... may be different It is recommended that for older equipment you should contact Rapiscan Systems at RapiscanTSASales osi systems com 1 1 SPARE PARTS ORDERING INFORMATION To facilitate the processing of spare parts orders the following information is required Product Number Product Serial Number Rapiscan Stock number Part description from parts list When ordering programmed proms the software versi...

Страница 36: ...3 TPM 903B Controller Pictorial View 4 TPM 903B Pictorial 5 SC 771 System Controller PCB Sheet 1 of 4 6 SC 771 System Controller PCB Sheet 2 of 4 7 SC 771 System Controller PCB Sheet 3 of 4 8 SC 771 System Controller PCB Sheet 4 of 4 9 SC 771 Component Designator 10 DM 757 TPM Detector Module Sheet 1 of 2 11 DM 757 TPM Detector Module Sheet 2 of 2 12 DM 757 Board Component Designator 13 GHA 472 Ga...

Страница 37: ...CTORIAL VIEW TPM 903B DCN EDCN EDWG PRoss xxx UNLESS OTHERWISE NOTED REV NA TPM 903B_Manual12 08 tcw TPM903BPICT1 TPM 903B PILLAR 1 PILLAR 2 1 2 2 1 CONTROLLER CROSSOVER CALIBRATION SPOTS PEDESTRIAN MODEL DM 757 AND GHA 472 BOARDS ...

Страница 38: ...903B DCN EDCN EDWG PRoss xxx UNLESS OTHERWISE NOTED REV NA TPM 903B_Manual12 08 tcw TPM903BPICT2 TPM 903B PILLAR 1 PILLAR 2 1 2 2 1 CONTROLLER CROSSOVER VEHICLE MODEL CALIBRATION SPOTS 10 FEET DM 757 AND GHA 472 BOARDS DM 757 AND GHA 472 BOARDS ...

Страница 39: ...GPRB 756 ...

Страница 40: ...PM 903B CONTROLLER ALARM INDICATOR EXTERNAL VIEW INFRARED OCCUPANCY DETECTOR READY INDICATOR POWER INPUT JACK FOR OPERATION WITHOUT BATTERIES AUDIO SONALERT POWER SWITCH A B VIEW A VIEW B BATTERY COMPARTMENTS COMPUTER CONNECTION NUMERIC KEYPAD SETUP DIAGNOSTICS DISPLAY PILLAR 1 CONNECTION PILLAR 2 CONNECTION FRONT OF BOX REF PILLAR 1 REF ...

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Страница 49: ...DM 757B BOARD COMPONENT DESIGNATOR DCN EDCN EDWG PRoss xxx UNLESS OTHERWISE NOTED REV NA DM 757B_CD tcw DM757B_CD ...

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Страница 53: ...GHA 472AA CD E M S DCN EDCN EDWG xxx UNLESS OTHERWISE NOTED REV NA GHA 472AA_8674AA_CD tcw GHA 472AA CD DWG 11 ...

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