transportable portal monitor model tpm-903b operating and
Contents
1. CRLF TCP Ethernet output Raw gamma count information sent every 200msec while the system is occupied and in an alarm condition RS 232 Output Sent every second while the system is occupied and an alarm condition The counts are a one second count averaged from the 200msec rolling count buffer TT 000000 000000 000000 000000 CRLF Tamper or power fail condition detected This is sent once when the following conditions occur ac power loss charger output failure or when the pillar doors are open Fields are padded to 32 bytes TC 111111 111111 111111 111111 CRLF Tamper or power fail condition cleared This is sent once when the following conditions occur ac power returned or when the pillar doors are closed Fields are padded to 32 bytes Page 16 Doc 5003 Operating and Service M anual Rev GX XXX 000000 000000 000000 CRLF System occupancy count since midnight each day 1 99 9999 occupancies This message is sent with an incremented count every time the pillar clears the occupancy This variable 15 automatically cleared on a power cycle and at midnight each day Fields are padded for 32 bytes NOTE PC Communications will not work connect when profiling is turned on 3 4 2 7 CALIBRATION Required items A Cs source with a depreciated value from 1uCi to 10uCi The first thing the TPM controller does is to ask for the depreciated Cs activ2. Title Detector Module Model Series DM 75 7B Systems Date 01 16 07 DCN SCH8253 Dimension Units INCHES DWG Tolerance 005 Drawn By Rogers UNLESS OTHERWISE NOTED Checked By Sheet 1 of 2 Sheets File Name DM 757B SCH REV Rev A W ECO Date C Prev ECO 5V 5 5 e e e e e e e C11 C20 21 C22 C23 C24 C25 C26 C27 C12 C13 C14 C15 C16 C17 C18 C19 C28 C29
3. ofi Pi4 wfo ofe Title COMPONENT DESIGNATOR Model Series SC 771 Systems LTD 11 19 04 DCN EDCN Tolerance xxx 01 UNLESS OTHERWISE NOTED SC 1RSCD 012 5V 9 10 11 12 J6 RJ 45 Input F1 SWBAT 1 5 5 1 C38 C39 C40 2PT5103A C33 C34 C35 Uv 3 3 volts D1 1000pF yr 47uF 100uF 1000pF 24V 918 JTAG 1 3 J1 xen ios 2 1_ J5 e SD ut C57 at C47 648 E 2 ud mE 47uF 100uF TUF 19ggpr MOLEX 3 RTA me Em 4 4 5 5 eo 151 REEL 16 5 5 6 gt 33V 7 8 9 GND 10 5 u BERG2X10 DNS DNS R7 1M R8 220k J2 5 om 7 i 7 to detector ee 110 Q1
4. xx 0 UNLESS OTHERWISE NOTED TPM903BPICT 1 4 2 PILLAR 2 CALIBRATION SPOTS n CONTROLLER DM 757 AND GHA 472 BOARDS CROSSOVER N24 J DM 757 AND PILLAR I GHA 472 BOARDS FEET Tithe TPM 930B VEHICLE MODEL PICTORIAL VIEW Series 903 10 18 DCN EDCN UNLESS OTHERWISE NOTED TPM 903B VEHICLE MODEL 1 12REG OCC GRN 41 1 42 1 ND GRN WH 11 2 12 2 TPM with 757 Detector Module J41 4 42 4 124 12 8 and 5 771 controller TO GND 41 6 12 6 PILLAR 12 174 12 8 1626 12 lt TRAN 1 42 14 0 0 PILLAR PA TO TRANS 41 19 _ 2 P6 3 GRN W 12REG P6 4 N GN 5 W P6 amp 6 RJ 45 ORG COUNT1 7 BLU W P6 8 SLU COM i P6 9 TO P6 10 za SC 771 2 3 GRN W 12REG P4 4 N GN P4 5 W P4 6 RJ 45 ORG COUNT1 4 7 BLU W P4 8 BLU COM P4 9 P4 10 12 volt boost supply ETHERNET EJS CMN c KO 190 OY S 11 bys amd selee 12REG lt gt FUSE ER1 338 ohm QU a 12REG 7 2 READY 12REG E 41 3 41 4 12REG p GRN 12REG
5. 9 J n aia 10 3 4 2 1 SHOW 10 DRA O CE 10 342 CLEAR ua saa aaa 10 u 11 j D E 11 3 4 2 6 PROFILING 11 enero 12 3 4 2 8 RESET CAL III 14 Doc 5003 Operating and Service M anual Rev SOP COMMUNICATION a taut ona bv bain ed Rat E NUR RE noosa S MA 15 i 15 reenter eter eer 15 TUE uuu E QUEE IV ra 15 3 9 SOM OU NOT des s aya dai bbc o 15 EOR Se Sumu mamam on rr tat LONG UU 16 S LELINITIALCINSTAEEATION GHE CK EIS u yn kasus 17 AOTRE OR OP OPERATIONQ u 18 ER 18 S MOD u u 19 eC cr Trt net rece OR e tT 19 52 2B ta eel CE UR roe 19 FAS T OU NOD pi 20 24 VARIA
6. EXTIN2 R117 COUNTER EXTIN4 8 389 4 EXTIN6 4 47K 47K m 758 75 JP6 R9 R16 8126 258127 COUNTER _ 6 DNP lt DNP cial a 814 RIS A C119 T zL 47K 47K 4 C112 184 C111 15 L EXTING COUNTERS 168815 C115 190 1 144 R115 iida RUIS amp 8 VCC DNP 180 C121 MAX 509 4EESE R121 MAX 509 4EESE R2 R5 ev are e era 7 68 7 SC 771 SYSTEM CONTROLLER PCB 52 52 52 Model Series SC 771 R5 52 Systems ltd Date 05 07 05 DCN P7 Dimension Units INCHES DWG 2 POWER UNLESS OTHERWISE NOTED LTC 1 688 S Sem C122 C123 144 22 R123 RRO amp 8 amp 8 Prev C18 C23 1uF TT lu OUP 11 u1a R20 47 TPS3825 33DBVT 17 S R19 21 vec 2 93 Volts 11 uz E 1 17 31 R54 R58 P 2 s 47K 47K 47K Lj 33 5 5 i 47K 47K 47K 12 COUNTER_ 3 C21 5 51 J j _ EXT IN 7 22pF zs ree Ea 55 r j 40 pip4e A23 56 ie Ne AT O
7. that the maximum downtime allowable is 2 hours Two that a technical background 15 not needed to perform the repairs TSA Mfr s Qty Stock Description M fr Part 8233 Detector Assembly TSA 8233 1 8753 SC 771 Circuit Board TSA 8753 1 6668 Infrared Detector Banner 053000 1 74918 Power Supply 7V TSA 7491B Page 29 Doc 5003 Operating and Service M anual Rev 6 0TROUBLESHOOTING This guide 15 designed so that on site personnel can service the TPM 903B and effect necessary minor repairs It covers procedures and parts down to the board level Any other problems should be referred to 5 5 technical staff W hen a problem occurs it is important to isolate the cause as much as possible This is accomplished by a step by step procedure which checks each of the assemblies for proper function and works upwards through the system Begin with a physical inspection of the unit then check the power supply and cabling Examine the exterior 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 afield calibration must be performed See Section 3 4 2 7 Calibration 6 1 COMPONENT ACCESS The TPM Controller is mounted on the 1
8. 4178 GPRB 756 5 supply jack NL 11 8 Title GPRB 1 TPM 903B WIRING DIAGRAM SE Model Series 903 Systems Itd Date 12 28 08 DCN Tolerance xxx 2 485 Drawn By PRoss UNLESS OTHERWISE NOTED Checked By Sheet af Sheets prey Eco EV Rev LA W ECO Date File Name TPMwDM sch TPM9 3BWD READY POWER SWITCH INDICATOR ALARM INDICATOR INFRARED OCCUPANCY DETECTOR DISPLAY POWER INPUT JACK FOR OPERATION WITHOUT BATTERIES AMOI 2ONA NUMERIC KEYPAD SETUP DIAGNOSTICS TPM 9O3B CONTROLLER EXTERNAL VIEW BATTERY COMPARTMENTS COMPUTER CONNECTION PILLAR FRONT OF CONNECTION BOX REF PILLAR T CONNECTION VIEW B Title 9308 CONTROLLER PICTORIAL VIEW TPM 903B DCN EDCN Dimension Units Inches DWG EDWG Model Series Systems LTD bate 10 18 05 Tolerance 01 UNLESS OTHERWISE NOTED TPM903BPICT3 ee COMPARTMENTS CELL BATTERIES nM n OPEN BATTERY COMPARTMENT BY INSERTING A COIN OR SCREW DRIVER INTO SLOT 000000000000000 mi O s in m 5 nu 5 00 5 Tm E 0000 000 00 BATTERY COMPARTMENT COVER AND TURN COUNTER CLOCKWISE 1 4TURN INSTALL D CELL BATTERIES AS SHOWN ABOVE REPLACE BATTERY COMPARTMENT COVER AND TURN 1 4 TURN CLOCKWISE TO LOCK INTO PLACE GPRB BOARD T
9. PI091_ NC 206 PIO77_ NC 207 TP amp 2 PIO76_ NC lt 3 PIO7B_ NC PI071_ NC PIO67_ NC 066 NC 57 27 o TP 34 63 NC GBUF4 22 36 025 75 GBUF3I 5 9O 37 22 NC PIO79_ GBUF2 2 TP 35 PIO15 NC PIOB4 GBUF1 o JTAG E s4 a 6 5 4 5 2 1 Title SC 771 SYSTEM e ab ESSE TSA CONTROLLER PCB 5455 16 250 SC 771 R5 Model Series Systems Itd Dale 85 07 03 DCN Toleronce 005 UNLESS OTHERWISE NOTED Sheel 4 of 4 Sheets File Nome SC 771R5 SCH 119 6120 cei 1 C109 Ri00 C100 R thru thru 108 m 5 C100 e 000000 000 000000000 10909099 e i nd fo 56 RS RSS RS4 JP12 7 off LI Res 16 n HDDDHUD R24 Ree Di 17 1 41 TP 7 mu 2 2 o s N ee OODD 58 ms i 9 4 nl E 57 LER 9 5 5
10. 27 pnpR4 pem 4 P TPS3825 GRESET tur FT8U245AM 5 MRBp 55 Volts is R39 uF 10K u13 R43 C43 1 HU uF 512 R44 TAGUT 1 93C46B I P 3 2 2K TO 32 FE 5 s T 47K 5 Pr PARTS NOT INSTALLED J 14 Ta s 15 55 5 5 4 x C c c C C cS L C eo ra ru 25 C61 4 1uF 2 1uF r1 Title 606 771 SYSTEM ESA CONTROLLER Model Series C 771 R MAX3238EEAI Systems Dote 05 07 05 DCN Dimension Units INCHES Units INCHES DWG Sheet 2 of 4 Sheets File Nome SC 771R5 S5CH Prey ECO 1 COUNTERS DNP COUNTER2 P3 VCC P6 JP4 VCC fe VCC COUNTER4 C7 R6 47K COUNTER2 47K 2 sur x pi 1 148 lt 75 758 R22 P4 141 R124 R125 47K R16 4 47K T 2 EXTIN1 R146 E E X ELM 1 EXTIN4 7 COUNTER3 18 iaa
11. 19 PC7 TOSC2 zm Model Series DM 757B 25 GND 3 3V ystems Date 01 16 07 DCN SCH8253 N Dimension Units NCHES owe WO TMSA 22 PC4 TDO TDOA GND 11486 SM UNLESS OTHERWISE NOTED 2 47 Fle Nome AT Rev ve IS Prev ECO R34Rcb 0 kel 19 J10 C27 REV B R14 R18 25 J3 L 96 Ez oig li sv 510 5101 E El L _ Jie EH Ule 018 A LJ 18 E BI f g EME 4 5 666 3 3 SWBABGND 5V DM 757B BOARD COMPONENT DESIGNATOR Model Series Systems LTD bate 13007 DCN EDCN Tolerance 07 UNLESS OTHERWISE NOTED Wee h File Name DM 757B CD tcw 5V C17 1 uF R14 5V mee M C21 100K 5 2510 2 CA R37 47pF s 200 R25 R43 R9 AN ANALOG_ OUT GNDANALOG 5 11K 5 11K 1 00K D9 BAV99 at C32 4034 A R1 47uF 100pF 5 5 2 U1 A C5 47 0 U1 B 3 D1 111355 290pF GNDANALOG pi GNDANALOG 7 BAV99 R5 R17 lt L LT1355 R41 FMMD6100TA 110K 5 C16 R29 C58 GND
12. 9 Systems ltd Date 01 16 97 DCN TO FACILITATE ASSEMBLY UF PB 1924 PMT BASE ASSEMBLY Tolerance 4 005 UNLESS OTHERWISE NOTED Sheet of Sheets few Eee o o VD1924CD Prev
13. ADJUST ULD LLD menu The operator will be prompted for a new LLD setting Press the pound key to accept the current setting Three digits must be entered to change the value volts tenths of a volt and hundredths of a volt press the pound 4 key to complete the operation NOTE Since the Digital to Analog Converters DA Cs have limited resolution manual entries Will be rounded to nearest value the DA Cs can output Page 14 Doc 5003 Operating and Service M anual Rev 2 Manual adjustment At the ADJUST ULD LLD menu the discriminators may be adjusted one step at a time while observing the count from both detectors The following keys are used 1 increments the LLD by one step approximately 0 0098 volts 7 decrements the LLD by one step 3 Increments the ULD by one step approximately 0 0196 volts 9 decrements the ULD by one step W hen the settings are satisfactory press the pound key to accept the settings Pressing the asterisk key will load the default discriminator settings LLD 0 098 and ULD 5 040 3 4 2 5 1 SHOW COUNT Displays detector counts 2 VARIANCE Performs variance test on all detectors 3 CLEAR G CNTS Clears the counter of recorded gamma alarms 4 F ALARM TEST Displays the number of alarm comparisons vs the number of alarms 5 SY STEM ID Assigns an identification number to the system 6 PROFILING Turn ON or OFF an ASCII data string to the Ethernet and RS 232 out
14. DACO 4 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 DAC1 DAC2 4 e e 2 3 3V 5V 7 cs 8 v v R15 t from RJ 45 input U3 LTC1664 1M C43 COM 2 i E PB5 MOSI 4 55 d 1uF CON MOSI 55 R6 J12 C 40 RJ 45 output PB6 MISO PB3 AIN1 0OCO DNS 3 C44 PB7 SCK PB2 AINO INT2 3 3V RESET RESET PB1 T1 T 6 0Mhz XCO1 3 3V VCC 4 RXD 4 mE 4 GND GND GND DAC4 3 GND OUTPUT 6MHZ TP3 DAC5 DE 7 DAC6 120 8 5 DAC7 6 6MHZ 0 SK 5V 7 CS1 RXD PA1 ADC1 cso SK 8 DO 10 Do PAZ ADC2 po REV B 1 16 07 PR 11 PA3 ADC3 Remove C3 R3 R5 12 PA4 ADC4 ES 3 15 5 x Pod 4 3 3v 3 3v REV A 10 26 05 RLR 14 ROC ADS IN1 CLK1 1 Remove 6MHZ from pin 7 of U3 and connect to pin 8 of U3 15 PA7 ADC7 TMS IN2 CLK2 C1 1 2 27 of US AVCC to 3 3V 16 9 IN3 CLK3 680pF U1 3 Added 9 10 11 12 13 and 14 pcPcS AREF 53v GND GND 120 11486 50116 4 Implemented symetrical mounting hole pattern 5 5 1z GND GND Title Sus 18 AVCC S M Detector Module
15. Sheet ___of ____ 5 REV Rev File GPRB SD 12 8 sch 290590000022 C NO CX OP XX E 22 391919 Oo Oo OO Gy X X000 D p 9 gt gt 11 Title TSA COMPONENT DESIGNATOR s GPRB D6 Systems ltd Date 05 22 03 EDCN Tolerance 1 005 UNLESS OTHERWISE NOTED Prev gt NOU AUN MOLEX 8 RTA RS VCC LT486 SM R4 120 C6 680 pF Dimension Units INCHES t 005 UNLESS OTHERWISE NOTED Tolerance Sheet of _ Sheets REV Rev Tran SD 12 08 sch File Name VCC 10 16V Title J2 Ti 1 L2 5 E Tg 44 E mS le S B 10 SCHEMATIC DIAGRAM PCB DIFFERENTIAL TRANSMITTER n a Systems 03 21 06 DCN Model Series ECO Date SD TRAN 1 MOLEX10O molex1 rta bA g O hA RS TRAN 4 DIFFERENTIAL TRANSMITTER TSA SYSTEMS LTD 07 15 99 FR4 202 Cu 063 DOUBLE SIDED ACTIVE LAYER S TITLE TOR SILK BOARD ROUTE Title TSA COMPONENT DESIGNATOR Model Series 1 Systems ltd Date 07 15 99 DCN Dimension Units INCHES DWG Tolerance 005 Drawn Rogers UNL
16. TSA Systems L td For Thermo Electron 504 Airport Road Santa Fe New M exico 87504 Tel 1 505 471 3232 Fax 1 505 428 3517 www thermo com Doc 5003 Operating and Service M anual Rev TABLE OF CONTENTS STANDARD WARRANTY FOR TSA SYSTEMS INSTRUMENTS TABLE OF CONTENTS CONFIGURATION TRACKING SHEET ee 1 1 1 SCOPE AND PURPOSE OFM ANUAL aha arie sn 1 1 2 GENERAL DESCRIPTION 1 SPECIFICATION MR 2 2 0 INSPECTION AND 3 2 unu I pr LE D s 3 ote 3 eub ud M KE 3 3 2 2 SITE SELECTION AND PREPARATION 3 2 3 ASSEMBLING THE SYSTEM TO SCAN PEDESTRIANS eene 4 2 4 ASSEMBLING THE SYSTEM TO SCAN VEHICLES 5 30 SET UP AND PROGRAMM ING 6 Ser u u u i ee 6 6 3 3 PASSWORD CONTROL eene terere tete tetti 7 3 4 PROGRAMMING THE SY STEM 7 S PPAR WEITER 8 341 TP OE WES ut 8 3201206 CUP HOLDIN u 8 3 41 3 EI 8 8 2E MICHI DRM 9 3 9 PAD RESE Mm 9 3 4 1 8 ADJ DISCRIM
17. 1 ABORT 3 If user presses 1 TPM controller sends a command to both pillars instructing the DM 757 s to use the factory calibration HV DAC value and presents the user with FACTORY CALIBRATION RESTORED PRESS ANY KEY Pressing key returns to the menu If the user chose to abort by pressing 2 he she is presented with RESET ABORTED PRESS ANY KEY Pressing key at this point returns to menu Page 19 Doc 5003 Operating and Service M anual Rev 3 5 COMMUNICATION An optional communications package and adapter cable is available The package requires an compatible computer running M icrosoft Windows 2000 or The package allows the operator to examine the system parameters and download data from the nonvolatile The system will continue to operate normally during PC communications however communication will be suspended whenever the system is occupied 3 6 INSTALLING THE CABLE To install the cable the front cover of the controller must first be opened in order to access the P14 header on the board One end of the cable can then be plugged into this header and the other end can be connected to the computer WARNING To ensure proper system operation always close the communications program before disconnecting the cable 3 7 INSTALLING THE SOFTWARE The program files can be found on the CD ROM stored on the last page of this manual install the program run SETUP EXE on this
18. 199 LCDMTC16400X R11 BSS123 1M NOTES 1 ALL RESISTORS 5 200PPM EXCEPT AS NOTED 2 ALL CAPACITORS 100pF 10 OR BETTER 3 ALL ELECTROLYTICS 20 OR BETTER 4 ALL CAPACITORS lt 10 pF NPO 5 5 ALL INDUCTORS 107 Q gt 33 Rmax lt 2 OHMS lt 3 lt 9 4 7 TP6 5 TP71 P11 2RE TP69 TP68 1 Y TP62 o o TP72 rp 7 3 vec ms u ane KEYPAD R29 moa nas GN GIG FERE RE mas RETR BER NEU VV R32 1K 5 N x R36 1K P16 Title 5 771 SYSTEM CONTROLLER PCA SC 771 R5 DCN REV2 REVERSE P2 P3 ADD 8 PULLUPS TO EXT X P11 TO SIP Add battery for Rabbit Change P11 to Single Row P14 to double row Rewire U2 U7 Change P7 to POWER IN ISA Systems Mo del Series Dote 05 07 03 Dimension Units INCHES REV 3 No schematic changes made Removed copper pour from around cell batter positive terminal TO an Ces uu UNLESS OTHERWISE NOTED Sheet 1 EIS Prev ECO of 4 LAWL ThV ThV 2 JP 18 R46 470 C44 n LTC1480 RS 485 E 114 r _ s gt gt Lice vec 8 z C49 4199 2815 74CBTD 3386 tur 7 DNP
19. 1KV 01 1 3 1 2 C5 9 MOLEX 3 RTA 3 3 mw 5 6 DNS DNS 5 2 8 5 1 9 10 11 12 C10 11 12 13 14 H RUNE 13 14 002 1 6KV 0 GNDANALOG 19 20 i C6 5 CH1_ 1 18 DCPINC n 2 CH1_ DET t 19 20 pcm 21 TERRI 21 22 23 24 1uF 23 24 25 26 25 26 27 28 27 28 29 30 29 30 31 32 51 32 33 54 33 34 35 36 35 36 37 38 37 38 39 40 39 40 41 42 C8 Y B zi 45 46 GNDANALOG 47 48 49 50 49 50 GNDANALOG wv MICROHEADER_ FTM PIN _ ALIGNMENT 8 SWBAT 6 7 5 COM 4 SWBAT 5 COUNT1 2 COUNT1 1 RJ 45 daisy chain output J7 to next DM GND 8 SWBAT 7 GND 6 5 COM 4 RJ 45 str through SWBAT 2 5 1 R65 3K O R56 2 O DACH 2 4M O DAC2 T mes R12 10 0K U6 A pace i R34 3K PWR 5V 3 3V R39 2 4 R22 10 0K U6 B P cm 6 1 5V DACT LM339AM R66 R37 2 4M R13 10 0K U6 C A A V a DAC2 27 LM339AM R67 3 A AVN R38 2 4M R14 10 0K 06 0 13 acs 10 a LM339AM
20. 2 2 DETECTOR ASSEMBLIES The detector assemblies have a detector module high voltage module and plastic scintillator detector mounted inside This assembly is difficult to remove and then get reinserted into the PVC tube without damaging any of the parts It is recommended that if a detector assembly is defective that it be returned to TSA for repair 6 2 3 INFRARED DETECTOR A green LED located on the top of the IR detector will illuminate on power up A yellow LED located on the top and back of the IR detector will illuminate when the detector senses an object Page 31 Doc 5003 Operating and Service M anual Rev 7 0GLOSSARY ADC Analog to Digital Converter is an integrated circuit that converts an analog signal into a binary number than can be used by the microprocessor CPS Counts Per Second High Background Alarm Fault The condition that occurs if the counts exceed the programmed high background level This condition prevents further operation until the problem is corrected Normally set in CPS L CD Liquid Crystal Display LED Light Emitting Diode LLD The Lower Level Discriminator provides an adjustable threshold that determines the lowest signal level that will be accepted as a nuclear pulse by the system s electronics 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
21. 472 ___ System starts up and runs initial self test without errors ___ All modes operational ___ Background mode in operation area count Page 22 Doc 5003 Operating and Service M anual Rev 4 OF OPERATION 4 1 OVERVIEW The portal monitor makes its decisions for radiation alarms in the following manner A level for N sigma is selected using the keypad W henever the occupancy detector senses that the monitor is occupied the monitor starts making alarm comparisons based on the parameters that have been stored in the controllers FAST COUNT mode W hen unoccupied the portal monitor constantly updates the background count to reflect changes in the environment The background is accumulated in 5 second increments with the current background reading equal to the one second average of the last four 5 second intervals This updates the background completely every 20 seconds W hen the unit is occupied it ignores the current 5 second background interval and goes into FAST COUNT mode The monitor collects its counts 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 co
22. Oo os TO PI039_ 428 81 CO QUIM SE PIQ36_ 427 52 EXT IN 2 49 29 26 EXT IN o n Cc 027 425 z 40 A16 PIO26 424 74 TP41 A15 021 423 USBD 14 c PI020_ 422 52 A13 1 14 421 12 13 o 13 420 11 A19 USBD3 ATO 1 o h b ATB 1 9 A17 283 17 USBD1 as nen PIO202_ 16 15 198 A15 93 22 80197 414 88_ 13 A12 PIO187 A12 E SE PIO184 11 88 AID gt 11781120179 ag 101 PB 96711017848 102 el 168 11018747 125 165 0188 46 22 166 p Tol 24 164 0165 A5 107 53 eM 108 hamum 160 10181 43 103 113 ea Y a 114 291 0028 He rO 2077 05 I TP29 138 05 123 137 04 138 c BBREI 104 132 un mr 124 2 126 5 DO SDIN I 128 198 123 185 01868 NC 145 0195 NC 0180 NC 181 174 NC Hp 0 175 169 PIQ175_NC 185 s T PIO170_ 186 PIQ171_ NC PIO182 NC w 0144 NC 193 at 143 NC 194 136 NC 189 MP PIG135_ NC 2087 PIO117_ NC 204 79 092 NC 205
23. disk This will install the program the host computer The default directory is Program Files Bicron T PM press the Browse button to install to a different directory 3 7 TAB A fter the installation is complete the operator is given the option to run the program Click on the Tab button to select the communications port to be used Each time the program is run the id number of the target system must be entered then selected by clicking on the A pply button NOTE Theid number entered into the PC and the id number stored in the system must be identical If they are not communications can not be established 3 8 PARAMETERS The program will automatically read the parameters from the system and display them on the screen The parameters can not be changed from the PC 3 9 SHOW COUNT Displays detector counts in CPS updated and averaged over the most recent 5 second data Page 20 Doc 5003 Operating and Service M anual Rev 3 10 HISTORY When the system is operating certain data are written to its internal non volatile RAM These data include Date and time stamp each time the system is powered up The background is written each hour of operation including date and time Date and time stamp of each radiation alarm including the detector counts and the background used the radiation alarm calculations These data can downloaded to a disk file in a PC by clicking on the History tab The o
24. 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 prevents further operation until the problem is corrected Usually set in CPS POST Power On Self Test Rolling Background This is the background accumulation method used in most of TSA s instruments B ackground accumulation is done in ten separate buffers each buffer representing 1 10 of the total background time A s each buffer is filled the background is updated This results in a background update at background time 10 Initial background accumulation requires the full background time Standard Background Standard background requires the full background time for the initial background and updates ULD The Upper Level Discriminator provides an adjustable threshold that determines the highest signal level that will be accepted as a nuclear pulse by the system s electronics Some systems do not have an ULD Also see LLD Page 32 Doc 5003 Operating and Service M anual Rev 8 0PARTS LISTS 8 1 SPARE PARTS ORDERING INFORMATION To facilitate the processing of spare parts orders the following information is required Product N umber Product Serial Number TSA Stock number Part description from parts list W hen ordering programmed proms the software version is required This can be found on the prom label NOTE Mode
25. A will furnish specific shipping instructions 2 2 SITE SELECTION AND PREPARATION Select a smooth level site with enough space to accommodate the system and provide access for the personnel to be scanned Page 8 Doc 5003 Operating and Service M anual Rev 2 3 ASSEMBLING THE SYSTEM TO SCAN PEDESTRIANS 1 Unzip the storage bag or unlatch the hard case and remove the pieces There will be two vertical pillars two foot plates and a cross piece 2 Attach the vertical pillars to the foot plates with the washers and wing nuts 3 Feed the two shorter 45 cables through the crossover tube and out the small hole below the elbow 4 V erify that the power switch is in the Off position If the system is to be operated on batteries install a fresh set of D cells at this time Otherwise make sure an ac power source is available 5 Stand the two vertical pillars upright approximately 32 apart Orient the pillars 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 R J 45 cables to the connectors marked 1 and 2 on the controller 9 f ac power is to be used connect the power supply outpu
26. ANALOG 5 wv 221 1QuF GNDANALOG 1QuF GNDANALOG 5 Title SA High Voltage Analog Schematic Diagram Model Series 4 2 lt N N Systems Date 06 19 08 DCN SCH8674AA Dimension Units INCHES DWG Tolerance 2 005 Drawn Rogers lt UNLESS OTHERWISE NOTED Checked By Shes lt RT ee aw T Prev ECO 5V FROM MICRO DRIVE FMMT3904 NOTES 1 ALL RESISTORS 57 200PPM EXCEPT AS NOTED 2 ALL CAPACITORS 100pF 10 OR BETTER 5V luF 7mA R12 10M 10 100M load 1050V 90M load 1050V Jk C1 47uF 5 ALL CAPACITORS 10 pF NPO 54 R13 1M 2 US DV_IN 6 MM IcL7611 FZT1049A R6 45V 50M TP13 5KV R18 sally 10K 2 5V AY AY AV 5 TURN 2 C6 10 lI 1 U4 2 5 Volts dE ZRC250F01TA i R20 110K 1 Eout 650 to 1150V ANNA R8 R11 R16 C11 D4 150K 150 150K J TP34 001uF 2KV MD90FF25J NOTE MICRO ONLY USED TO GENERATE PULSE BE C12 4614 615 18 55 Q1uF Q1uF Q1uF Q1uF A 2K
27. ESS OTHERWISE NOTED Checked By TRAN 1CD Sheet of ___ Sheets File Name TRAN 1CD tcw Bev Date Prev Nu limes GND R 2 DD01 2kV S 1 Z d 10 R 4 Sipe x meg B017 2 V lt 9 RS D 1 lt R6 1 5 1 12 6 RS 1 4 ds lt 59 1 E 13 4 C 1 2 lt 911 1 S 14 gt Ri 1 RISA iE V 101 5 N AA 88172 Ri 1 S0CKE 1 SASE SOCKET 1 PMT R1924 systems l 114 bi xl SD 24 Title VOLTAGE DIVIDER as used with PRHM 4 an 5122 Number 1 Date 28 806 20523 File Niemp ud 1224 1i Drawn 4 Revision Sheet 1 034 i Bu 1924 VULITAGE DIVIDER PUB SUB ASSEMBLY OF PB 1924 PMT BASE ASSEMBLY FOR USE WII PMT 1924 PHHLUMULTIPEIER TUBES BOTTOM SURFACE COMPONENT DESIGNATOR TOP SURFACE COMPONENT DESIGNATOR INPUT CONNECTION PMT 1924 VOLTAGE DIVIDER PCB DOUBLE SIDED FR 4 1262 407 GROUND WIRE CONNECTIONS SIGNAL OUTPUT CONNECTION Title COMPONENT DESIGNATOR NOTE PMT BASE SOCKET WILL REQUIRE REMOVAL OF PINS 8 amp
28. NCE ANALYZER MODE 20 2 36 21 22 P P 20191 88 TEN 22 52 VARIAN CE ANAL ZER MODE purto tte PAPER SU 22 Ge TEES yuana 22 S4 PERFORMANCE VERIFICA HON CHECK ICIS 23 RECOMMENDED SPARE uu 24 OUBEESHOOTING G G u E a 25 OO COMPONENT ACOE ubus anam n amaata sauku aQ 25 0 2 COMPONENT IROUBLESROQTINGu cute ER Pe aba s 26 OZ TI CONTROLEER Su u u u m mn nam sm u uum asas 26 62 2 DETECTOR ASSEMBLIES u atat 26 ED DETECTOR uade adt 26 TO GLOSSARY Qa 21 Bi PARTSILE S T etre cere etree 28 O ILSPAREPARISORDERING INFORMATION 28 ABD 29 ST ID RAW NGS acai 32 Doc 5003 Operating and Service M anual Rev CONFIG
29. O CINE ES GNON aiaiai 10 DM 757 TPM Detector Module Sheet 2 11 DM 757 TPM Detector Module Sheet 2 of 2 cia dert Ene DE CUP rH TRUE 12 DM 757 Board Component u atit aru vt 13 GHA 472 Gamma High V oltage Analog Schematic Diagram Sheet 1 of 2 14 472 Gamma High V oltage Analog Schematic Diagram Sheet 2 of 2 15 COMDONENED puel pidum iav 16 GPR WINGO u uu ______________________ _ 17 Component 18 TRAN2SLDIfferenal Fransmitter agente nee 19 TRA Neal u u uu w i au us a m uN 20 Scnetmaue DAG 21 321924 Component Designat usse m ARE a ovr 22 Page 37 2 CONTROLLER CALIBRATION SPOTS 1 a DM 757 AND GHA 472 BOARDS PILLAR THe TPM 930B PEDESTRIAN MODEL PICTORIAL VIEW PEDESTRIAN MODEL Series TPM 903B Systems LTD Oat 10 188 DCN EDCN Units EDWG
30. RAN BOARD SC 771 CONTROLLER Title re TPM 930B PICTORIAL BOARD mms Model Series TPM 903B systems LTD 10 18 05 DCN EDCN Dimension Units Inches DWG EDWG TPM 9O03B CONTROLLER Tolerance 01 UNLESS OTHERWISE NOTED INTERNAL VIEW a vec AIP 15 C36 Gar 4 7uF 23 i mee 3 2 1 J2 34 GND 42 33 5 ACT 11 34 LNK_OUT J1 33 42 32 GND TPIN PD7 41 32 12 31 3 3 IN 6 11 31 J2 3 VBAT_EXT TPOUT PD37 J1 30 12 29 PD2 41 29 12 28 IN 5 11 28 J2 27 SMODE1 4 11 27 J2 26 SMODE 3 11 26 42 2 PG2 41 25 J2 24 10WR 1 11 24 11 23 RXA PC7 41 22 6 11 21 PC5 41 20 4 11 19 3 11 18 2 11 17 1 11 16 11 15 11 14 1 11 13 2 11 12 11 11 42 19 42 18 PE1 42 17 42 16 4 J2 15 PE5 42 14 42 13 42 12 42 11 42 18 PF5 11 148 1 11 9 4 2 11 8 2 11 7 TP44 4 11 6 1 TP45 1 4 TP54 7 11 3 TP46 STATUS J 1 2 GNO J1 1 vec 32 J JP1 1uF 2 5 22 1 R4 T TBD tuF 2 3 4 uF LCD DISPLAY 8 9 18 11 55 12 A 13 14 15 16 R7 IL s ai
31. TRANSPORTABLE PORTAL MONITOR MODEL TPM 903B OPERATING AND SERVICE MANUAL Doc 5003 Rev A May 18 2006 N arus SYSTEMS LAURUS Systems Inc Ph 410 465 5558 Fax 410 465 5257 www LaurusSystems com Doc 5003 Operating and Service M anual Rev STANDARD WARRANTY FOR TSA SYSTEMS INSTRUMENTS TSA Systems Ltd warrants this instrument to be free from defects in workmanship and materials for a period of twelve months from the date of shipment provided that the equipment has been used in a proper manner and not subjected to abuse At TSA 5 option repairs or replacements will be made on in warranty instruments without charge at the TSA factory W arranty of sub systems made by other manufacturers will be extended to TSA customers only to the extent of the manufacturer s liability to TSA TSA 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 control TSA does not assume any risks or liabilities associated with methods of installation or with installation results Every effort is made to keep the manuals up to date and accurate However because T SA Systems is constantly improving and upgrading the product line 5 can make no guarantee as to the content of current manuals obligations are assumed for notice of change or future manufacture of these instruments M anufactured by
32. URATION TRACKING SHEET TSA MODEL NUMBER SERIAL NUMBER SOFTWARE VERSION DATE RECEIVED INSTALLED BY DATE MODIFICATION INSTALLED BY DATE MODIFICATION INSTALLED BY DATE MODIFICATION INSTALLED BY DATE LOINTRODUCTION 1 1 SCOPE AND PURPOSE OF MANUAL This manual is designed to enable operating and service personnel to properly operate and care for the TPM 903B Since applications are necessarily site specific operation procedures are given in general terms Service and repair are covered to the board level Anything more complex than this requires that the instrument or assembly be returned to TSA 1 2 GENERAL DESCRIPTION The Personnel Portal onitor M TPM 903 is highly reliable system for the detection of radioactive isotopes The TPM 903B can be used to monitor personnel or with an optional vehicle adapter kit vehicles It can be set up quickly with a minimum of training W hen the portal is not occupied the system will automatically monitor background radiation and periodically update a visual display on the controller W hen 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 alarm if the background radiation level exceeds or falls below preset limits T he system consists of two vertical pillars and an overhead cross piece which serves as an interconnect The pillars are made of P
33. V 2KV 2KV 2KV MD90FF25J R19 MD90FF25J o TP38 Q2 1 2 PRI 100 4 amp 02 100 D3 C10 7 1 49 E B130LAW 7 4s MD9OFF25 001uF R2 1K FB C13 EP JP4 5 5 7 4 D 110655 27 2KV Title High Voltage Analog Schematic Diagram ESA Systems Model Series GHA 472AA lt Date 06 19 08 DCN SCH8674AA CN Dimension Units INCHES DWG Drawn Rogers Tolerance 005 UNLESS OTHERWISE NOTED File Name 472 _ 8674AA SCH Fev T Prev ECO Sheet 2 of 2 Sheets 2 5V JP2 VDD GP ICSPDAT GP3 MCLR VPP GP1 ICSPCLK GP2 T CKI FOSC4 DRIVE VSS 2 10 20050 25 6 ICSPCLK ICSPDAT 2 5V 5V J2 1 2 I C23 5 6 7 8 9 10 11 12 13 14 22 15 16 auos ours 17 18 19 20 a 21 22 23 24 25 26 27 28 29 30 E NEIN 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 DET 47 48 49 50 MICROHEADER_ ALIGNMENT J1 PROGRAMMING 6pin 100 cntr MICROHEADER_ CLM FEM _ ALIGNMENT Title Neutron High Voltage Analog Schematic Diag
34. V C cell core pipe to provide adequate strength and light weight The system electronics are mounted on one of the vertical pillars this pillar is considered to be the master pillar The pillar spacing is fixed at 32 to provide adequate clearance for wheelchairs The TPM 903B may be powered by six D sized alkaline cells which provide at least 13 hours of continuous operation or from 100 240 V ac 50 60 Hz power using the power supply included with the system Each pillar contains a radiation detector assembly and detector module The system controller and occupancy detector are mounted on one of the vertical pillars Doc 5003 Operating and Service M anual Rev 1 3 SPECIFICATIONS Detectors One 3 x 72 x 1 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 luCi of 137Cs Power Six D size alkaline cells provide at least 13 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 level trouble shooting The modular design allows quick and easy repair and maintenance W eight Approximately 100 Ib 45kg total Dimensions Two 4 5 diameter x 84 high pillars 11 x 213cm with a 4 5 11cm diameter crossover which provides 32 81cm pillar spacing Page 7 Do
35. background counts and performs a variance calculation on the data A more detailed description of the variance test may be found in the A ppendix Page 25 Doc 5003 Operating and Service M anual Rev 4 3 COMPONENTS 1 The TPM Controller is installed on Pillar 1 of the two vertical pillars It is made up of the following components 1 1 The SC 771 board is the computer board for the system and uses program software to run the unit and perform all functions The SC 771 receives 12V DC from a dc to dc converter and uses another dc dc converter to supply the 5 V dc required by its on board circuitry 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 DA 372 Detector Assembly consists of a plastic scintillation detector coupled to a photo multiplier tube through a plastic light pipe plug on base with voltage divider network and mounting hardware The gamma ray is converted to photons scintillation which are then converted into a voltage pulse GHA 472 board 3 battery module consists of three battery holders which hold a total of six D size alkaline cells The system can also be operated from a 100 240 volt 50 60Hz ac outlet 4 The Infrared detector is a passive ty
36. c 5003 Operating and Service M anual Rev 2 0INSPECTION AND SET UP The following procedures should allow on site personnel to correctly set up the TPM 903B for normal operation Follow the procedures in the order given A Checklist 15 included at the end of Section 3 It is recommended that a copy of this be filled out after initial installation and whenever the TPM 903B 15 put into service after prolonged storage 2 1 INSPECTION Immediately inspect the instrument for mechanical damage scratches dents or other defects It should be examined 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 TSA Systems immediately Shipping cartons packing materials waybills and other such documentation should be preserved for the carrier s inspection TSA will assist in providing replacement or repair of the instrument if necessary 2 1 2 STORAGE If the instrument is to be stored for any length of time disconnect power to the instrument and remove the batteries Care should always be taken to avoid subjecting the instrument to severe mechanical or environmental shock The instrument should be stored in a dry temperature controlled location 2 1 3 SHIPPING Before returning the instrument for any reason notify TSA Systems of the difficulty encountered giving the model and serial numbers of the equipment TS
37. e being sent to the pillar to adjust the high voltage Page 17 Doc 5003 Operating and Service M anual Rev If the HV DAC value reaches 1000 and target counts haven t been achieved the calibration will fail because the HV is getting dangerously high for the PMT The unit will flash both 5 emit a short and the user will be presented with a message PILLAR 1 FAILED CALIBRATION PRESS ANY KEY After pressing any key the user will be retuned 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 that pillar At the end of a successful calibration the unit will flash both LED s emit a short lt gt and the user will be presented with a message CALIBRATION COMPLETED PRESS ANY KEY fter user presses key PILLAR 1 HVDAC X PRESS ANY KEY After user presses key the same info will be presented for pillar 2 Pressing any key at this point returns to menu Page 18 Doc 5003 Operating and Service M anual Rev 3 4 2 8 RESET CAL This routine restores the factory calibration HV DAC value When pillar is calibrated at TSA the HV DAC 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
38. er displayed during a variance test is the absolute value of the average of a number of these tests with one test being performed every nn seconds T data is valid after three iterations of nn seconds pass fail criteria vary from unit to unit and are included in the variance section of the manual on most units where C counts per sample time C mean counts number of iterations N number of samples taken R sample variance modified to equal 0 rather than 1 for Gaussian distribution R mean variance this term 15 referred to as variance 5 5 manuals S2 sample variance Page 36 Doc 5003 Operating and Service M anual Rev 9 0LIST OF DRAWINGS TPM 903B Pedestrian M Pictorial 1 1 903 Vehicle M odel Pictorial VieW 2 TPM 903B W EOD anl lata 3 TPM 903B Controller Pictorial VIEW dise ta uh de tss 4 ele Sn e 5 SC 771 System Controller PCB Sheet 1 of 4 emm meme e n 6 SC 771 System Controller Sheet 2 of 4 nennen nnne nnn 7 SC 771 System Controller Sheet 3 of 4 8 Controller PCBS heer 4 u 9 SC HI
39. est the number of nuisance alarms in a controlled environment 3 4 2 5 SY STEM ID Assigns an identification number to the system This number is used to uniquely identify the system to a PC This number must be used by the PC to establish a communications link This range of this number is 1 32 767 This number is set to 1 when the system is shipped 3 4 2 6 PROFILING The controller can be set to continuously output ASCII data string to the Ethernet and 5 232 outputs The display will show ON or OFF Pressing any key other than the lt gt key toggles the setting lt gt key accepts the current setting The strings look like this GBXXXXXX XXXXXX XXXXXX XXXXXX CRLF Gamma background sent every 5 seconds Counts are a 20 second rolling average normalized to a one second count GH XXXXXX XXXXXX XXXXXX XXXXXX CRLF Gamma high background fault sent every 5 seconds for the duration of the fault condition CRLF Gamma low background fault sent every 5 seconds for the duration of the fault condition CRLF TCP Ethernet output Raw gamma count information sent every 200msec while 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
40. hould be less than 0 10 Refer to the Appendix for further detail on the variance test and the formulas used Press the pound key to terminate the variance test 5 3 WALK THROUGH TEST Due to the many different environments and materials being monitored the walk through test Will vary from site to site although several general principles apply in all cases Select an appropriate source and instruct the test subject to walk at the normal speed for testing personnel carrying the source alternately at belt level at head level under a hat and at shoe or ankle level R the test several times and record the sources and sizes used Page 27 Doc 5003 Operating and Service M anual Rev 5 4 PERFORMANCE VERIFICATION CHECKLIST __ Repairs made if any list component and type of repair __ System calibration unchanged new values LLD setto 0 ULDsetto Parameter settings Low Alarm set to Sigma set to __ Electronic calibration SC 771 20 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 D ate COMMENTS Uu u Page 28 Doc 5003 Operating and Service M anual Rev 5 9 RECOMMENDED SPARE PARTS The list of spare parts given here is based on the following assumptions
41. ity of the source that will be used for the calibration If the user does not know the depreciated value of the calibration source but does know when the source was manufactured then the user can go to the TSA Systems web site tsasystems com and look under archives softw are SourceD epr to determine the depreciated value W hen 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 addresses haven t changed since the last time the unit was calibrated it will continue with the calibration If it senses a conflict the TPM controller will instruct the pillars DM 757 s to pick random addresses and will attempt to resolve the pillars If communications fail after 3 attempts the controller will tell the user which pillar failed and halt operation If pillars are resolved successfully calibration will continue A fter testing resolving the pillars the unit will flash both LED s and emit a short lt beep gt then the user will be prompted PLACE SOURCE ON PILLAR 1 PRESS ANY KEY user presses a key CALIBRATING PILLAR 1 COUNTS X HVDAC X COUNTS are one second count data from the pillar HVDAC isthe DAC valu
42. l number suffixes are generally not included in the text of the manual However the suffixes in the parts lists must be included on orders for spare parts FOR ASSISTANCE CALL TSA Systems L td 14320 Longs Peak Court Longmont Colorado U SA 80504 Phone 1 970 535 9949 Fax 1 800 508 0083 info tsasystems com Page 33 Doc 5003 Operating and Service M anual Rev APPENDIX The following formulas are used in various systems manufactured by TSA Systems Ltd They are provided to assist in verifying system operation and to give our customers better understanding of how the systems operate This is a general list but most systems use some of these formulas ACTIVITY FROM COUNTS Activity NO Eff 37 W here Activity Activity Eff Decimal efficiency i e 10 0 10 N Net counts per second cps background cps 37 per EFFICIENCY E N _ 47 activity where cps with source background cps activity test source activity in nC N Sigma Alarm L evel Used to calculate the alarm level on instruments using n sigma alarm algorithm M ost systems that use n sigma alarm levels operate in counts second Alarm Level bkg bkg where bkg Background counts Sigma Nbkg N N Sigma value Page 34 Doc 5003 Operating and Service M anual Rev RELIABLE DETECTABLE ACTIVITY RDA FORMULA This formula calculates the minimum activity in disintegrations per min
43. lays the software version number press any key to return to the setup menu 3 4 1 7 KEYPAD RESET W hen enabled requires any alarm to be silenced by using the keypad 3 4 1 8 ADJ DISCRIM Opens the menu to adjust the LLD and ULD The discriminators set the energy levels at which the system will be accept counts If the isotopes are unknown leaving the discriminators set at the factory defaults of 0 098 and 5 040 volts is normally acceptable W hen 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 relationship of discriminator voltage to energy level in keV is approximately volt of discriminator level equals 330 keV Using this formula the factory settings equal LLD 0 098 volts 32 3 keV ULD 5 040 volts 2 1 650 keV This relationship is an approximation In practice the actual values will vary slightly Always test the system with the isotope s of interest to ensure maximum sensitivity R efer to the formula for signal to background ratio in A ppendix A for details on optimizing the discriminator settings for specific isotopes NOTE After changing the discriminator settings always run a variance test to ensure that system noise is not affecting the count data Two methods of adjustment are provided 1 Direct entry Press the zero key from the
44. m will be halted The problem must be corrected before operation can commence 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 W hen the background is complete system status will be displayed The status screen consists of four lines GAMMA background or COUNT in CPS READY system status READY TAMPER OCCUPIED OCC number of occupancies mm dd yy hh mm date and time The system 15 now ready for programming and set up 3 2 SET UP The TPM 903B is fully calibrated at the factory It is possible that these adjustments may be affected during shipment so the calibration should be verified using the Field Calibration Procedures in Section 5 1 The TPM 903B controller is a variation of the SC 770 a general purpose controller that is used in several different systems It has many user programmable parameters that can be used to optimize it for a wide variety of applications Refer to Section 3 4 for details on programming the controller Page 11 Doc 5003 Operating and Service M anual Rev 3 3 PASSWORD CONTROL The zero 0 key on the keypad is used to enter the set up mode from the operating screen Before the menus can be accessed the password must be input followed by the pound key If the password not entered correctly the system will retu
45. nual Rev 4 2 3 FAST COUNT MODE U pon occupancy the system automatically goes into fast count mode W hile this mode does not take counts any faster it does update the display more often every second instead of every five seconds and begins testing for alarm conditions every 0 2 seconds controller also stores a number of 0 2 second count intervals in RAM so that it can anticipate occupancy and start alarm comparisons before the subject actually enters the pillar T he system may be forced into the fast count mode by pressing the asterisk key on the Keypad Pressing the pound 7 key returns the system to background mode U pon 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 continues during manual FAST COUNT or during occupation and the occupancy hold in period which starts when the unit goes out of occupancy If an alarm condition occurs the TPM 903B will hold the alarm on until 5 seconds after the alarm condition is cleared The radiation alarm level is calculated on the basis of variation from the background The formula for N Sigma may be found in the A ppendix CAUTION Do not leave unit in this forced state for normal operation 4 2 4 VARIANCE ANALYZER MODE In this mode the unit takes 75 0 2 second
46. pe occupancy detector 5 Alarm LED and buzzer A red LED and piezo electric buzzer are used to indicate a Radiation Alarm 6 Ready LED A green ready LED indicates the monitor is on and ready to scan Page 26 Doc 5003 Operating and Service M anual Rev 5 0MAINTE NANCE Once initial installation has been completed little maintenance is required Periodic inspection is recommended to insure proper functioning This should include but is not limited to visual inspection for loose wires etc field calibration checking the settings of the control module running a variance test performing a walk through test A Performance V erification Checklist is included at the end of this section It is recommended that a copy of this be filled out whenever the TPM 903B is put into service after tuning and recalibration 5 1 TPM Controller The display 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 associated electronics Be sure to restrict all movement in the area while performing a variance test In the TPM 903B system after five updates all variance readings s
47. perator 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 extension is given the program will use The data is in ASCII text format and will look something like this 06 09 05 17 20 51 Power up 00000 06 09 05 17 21 51 A vg Bkg 1710 861 849 0 0 06 09 05 17 22 51 A vg Bkg 1989 998 99100 06 09 05 17 24 52 Background 1997 1001 996 0 0 06 09 05 17 24 52 Rad Alarm 1951 981 97000 15 09 05 19 37 59 Low Alarm 0 1257 800 After the download is complete the operator will be prompted for a file name and given the option to view afile at this time Page 21 Doc 5003 Operating and Service M anual Rev 3 11 INITIAL INSTALLATION CHECKLIST Incoming inspection performedby U U _ 90 250 Vac 47 63 Hz power supply available ___ Pillars vertical and square to each other ___ Pillars stabilized ___ Cabling correctly installed ___ System calibration unchanged _ new values Pillar 1 LLD ULD setto Pilar 2 LLD setto ULD setto Parameter settings Number of Detectors set to Low Alarm level setto Alarm level N Sigma 0 Algorithm Sum Horizontal V ertical Single Background level N Sigma set to Background T ime ___ Electronic calibration required 5 771 GHA
48. puts 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 once per second All alarms are disabled in the show count mode Press the pound 4 key to exit the show count mode 3 4 2 2 VARIANCE Performs a variance test on all detectors The system runs 15 second variance passes In the T PM 903B system TSA recommends running five 15 second passes fter five passes all variance readings should be less than 0 10 Refer to A ppendix A for further detail on the variance test and the formulas used Press the pound key to terminate the variance test Perform a variance test and a walk through test with a source see Section 4 before the unit is put into operation For more information and recommended settings for different SNM types call TSA s engineering staff 3 4 2 3 CLEAR G CNTS The SC 770 counts the number of occupancies and alarms since it was turned on These numbers are displayed here The counter may be cleared by pressing 1 any other key exits this mode without clearing the counters Page 15 Doc 5003 Operating and Service M anual Rev 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 t
49. ram Model Series GHA 472AA Systems Date 6 19 08 SCH8674AA DWG Dimension Units INCHES Tolerance 005 Drawn Rogers UNLESS OTHERWISE NOTED Checked By Sheet 3 of 3 Sheets File Name 47244 8674AA SCH A BIDOOOOLE RIS micio JI li 3 H m Caie fE ES 8 Q Aaa 01 10 9 8 7 6 GHA 4 2AA S6 4AA BUARI GHA 472AA CD Model Series E M S systems Ltd pate 10 28 08 DCN EDCN Dimension Units Inches DWG EDWG Tolerance 2 01 UNLESS OTHERWISE NOTED LL J1 MOLEX 8 P20 J2 MOLEX1 CN r lt LO O gt O 1 K1NC 2 3 K2W 4 K2NC 5 K2NO 6 93 MOLEX1 K1W2 1 K1NC2 2 K3NC 8 K3NO 9 K1NO2 3 K2NC2 5 P21 P22 COM SWBAT COM SWBAT O Q GI N COM BT BT 16 CPRB 56 GENERAL PURPOSE RELAY BOARD Title WIRING DIAGRAM ESA Model Series N A Systems Date 12 11 08 DCN Dimension Units INCHES DWG Tolerance 005 UNLESS OTHERWISE NOTED Drawn PRoss Checked By Prev ECO ECO Date
50. rements but a good starting point is usually 5096 of the average background per detector for the low and 15096 of the average background per detector for the high 3 4 1 2 OC CUP HOLDIN Number of 200ms intervals to hold in after the occupancy signal indicates the system is vacant This prevents the person from attenuating the background The factory setting is 5 intervals 1 000 milliseconds but the optimum setting may vary with local conditions 3 4 1 3 NSIGMA Sets N sigma radiation alarm level Where is the number entered and sigma 1 background in CPS This formula determines the number of counts above background that will trigger radiation alarm 3 4 1 4 SET CLOCK Sets the system time and date The operator will be prompted to enter the hours in 24 hour format minutes month date and year last two digits only from the keypad W hen the pound key is pressed after the last entry the data are written to the internal clock calendar Page 13 Doc 5003 Operating and Service M anual Rev 3 4 1 5 BKG TIME Sets the background counting time for the system Press 1 to increment the time by 5 seconds 7 to decrement the time by 5 seconds Press lt gt to accept the setting Range 15 20 120 seconds f you have an area with large background fluctuations you can increase the BK G Time to help average out those bkg spikes over longer period of time say 1 minute 3 4 1 6 SHOW VERSION Disp
51. rn to the operating screen NOTE The password is set to 1234 and can not be changed 3 4 PROGRAMMING THE SYSTEM CAUTION Always verify the calibration of the system before attempting to program the system of the system parameters are controlled from the system controller which is mounted on the 1 pillar order to access the TPM 903B the cover must be removed by removing the four screws in the corners of the clear cover The TPM 903B has 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 description of the functions immediately follows Pressing the number associated with the desired operation permits the operator to access that function Pressing the zero key will display the next page of the current menu where appropriate Pressing the pound key will return to the main menu from the sub menus or return to normal operation if it is pressed at the main set up menu When a parameter 15 with a NEW prompt below it a new value may be entered from the keypad Pressing the asterisk key clears the current operator entry pressing the pound 4 key accepts the current value or the new value that has been entered by the opera
52. t to the corresponding connector on the TPM Controller and plug the power supply into an ac outlet 10 The system may be powered up checked out and programmed 11 Attach the IR to the controller backplate using the supplied wing nuts The IR may be positioned to face straight across or 45 degrees down This adjustment may be necessary to avoid triggering on people or vehicles outside the detection portal Even with the IR pointing 45 degrees down it may not detect a very short person or an animal such as a dog If this situation 15 encountered then the system controller may be manually put into constant occupancy by pressing the star key on the keypad disable constant occupancy and return the unit to normal operation press the pound key on the keypad Page 9 Doc 5003 Operating and Service M anual Rev 2 4 ASSEMBLING THE SYSTEM TO SCAN VEHICLES OPTIONAL 1 Unzip the storage bag or unlatch the hard case and remove the pieces There will be two vertical pillars two foot plates and a cross piece If the vehicle scanning option was purchased there will be two larger foot plates two caps for the vertical pillars and a cross over cable with protective cover NOTE The large foot plates will not fit in the storage bag so they will be stored separately 2 Attach the vertical pillars to the large foot plates with the washers and wing nuts 3 Stand the two vertical pillars upright approximately 10 feet apart Orient
53. 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 Z2 cable to the detector and the 2 input on the system controller Install the second slotted cap over the top 6 Verify that the power switch is in the Off position If the system is to be operated on batteries install a fresh set of D cells at this time Otherwise make sure an ac power source is available 7 ac power is to be used connect the power supply output to the corresponding connector on the TPM Controller and plug the power supply into an ac outlet 8 T he system may be powered up checked out and programmed 9 Attach the IR to the controller backplate using the supplied wing nuts The IR should be positioned to face straight across the vehicle portal The distance adjustment on the back of the IR should be set to its maximum range Page 10 Doc 5003 Operating and Service M anual Rev 3 05 AND PROGRAMMING 3 1 START UP AND SELF TEST Turn on the power switch located on the side of the TPM 903B controller The unit will reset and clear the system then perform a Power On Self Test POST which takes approximately ten seconds The tests are displayed on the screen as they are run if any test fails the syste
54. tor The set up menu presents the operator with a choice of parameters or functions Pressing the one key will present a menu of the available PARAM ETERS Pressing the two key will present a menu of the available FUNCTIONS Page 12 Doc 5003 Operating and Service M anual Rev 3 4 1 PARAMETERS access PARAM ETERS you will first have to press 0 followed by the password The next screen gives you two options 1 GAMMA and 2 COMM SET Press 1 on the keypad The next screen that comes up will give you 1 PARAMETERS and 2 FUNCTIONS Press 1 to give you the following options 1 HI LO LEV ELS Background alarm levels 2 OCCUP HOLDIN Number of 200ms intervals to hold in after occupancy 3 N sigma radiation alarm level 4 SET CLOCK Time and date 5 BKG TIME Background counting time for the system 6 SHOW VERSION Displays the firmware version 7 KEYPAD RESET Changes from auto reset to manual reset 8 ADJ DISCRIM Discriminator adjustment 3 4 1 1 HI LO LEVELS Sets the low and high background alarm 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 a failure in the detector or electronics The precise settings will vary with local conditions and requi
55. udio annunciator and both LEDs are turned on for approximately 4 seconds If any of these tests fails the controller will display a FAIL message The system cannot be put into service until the problem is corrected After completing the POST the system will enter the BACK GROUND mode and be ready to operate after the initial 20 second background is obtained 4 2 2 BACKGROUND MODE BACKGROUND 15 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 other functions are available and occupancies are ignored The unit then continuously takes 5 second background counts and adds the most recent 4 together to display the most recent 20 second average 20 second sliding background After the initial countdown system status is displayed and the system starts monitoring for occupancy The background display will update every five seconds to show the current background being used for alarm calculations W hile collecting background counts the controller compares the latest count with the high and low background alarm levels once a second If the background count is outside these limits the unit will display DET X LO HI NNNN where X isthe detector number and NNNN is the current background for that detector Page 24 Doc 5003 Operating and Service M a
56. unt of the chosen number of intervals should reflect total occupancy time and thus offer the maximum probability of detecting an alarm condition W hile the monitor is occupied it makes an alarm comparison every 200 milliseconds based on adding together the most recent n 200 millisecond intervals The intervals are stored continuously so that as soon as the monitor is occupied it waits for the current interval to end then adds up the selected number of intervals and makes an alarm comparison This means that if the monitor is set to five intervals it is effectively starting to monitor the passage 1 second before the monitor has been occupied This is called look back The monitor will continue to make comparisons until the occupancy hold in time has expired after the end of the occupancy This is called look after The occupancy hold in forces the unit to continue to make alarm comparisons after the occupancy detector has cleared look after The amount of time selected for this parameter is based on the estimated speed of passage and pillar spacing Page 23 Doc 5003 Operating and Service M anual Rev 4 2 MODES 4 2 1 SELF TEST MODE W hen the instrument is turned on it performs a Power On Self Test POST The POST performs the following tests RAM Tests conventional memory primarily the area used for the processor s stack NVRAM Tests the battery backed non volatile memory used to store parameters LAM PS Thea
57. ute that can be reliably detected under a given set of operational conditions CON CON 4 FAN F 2 F BKG or T 3T E BKG total background counts per count time CON confidence sigma CT count time in seconds E Decimal efficiency i e 10 0 10 F false alarm level in cps FA false alarm sigma G intermediate variance RDA reliable detectable activity in DPM SIGNAL TO BACKGROUND RATIO The following formula is helpful in determining the optimum discriminator settings Always perform a variance test at the final setting of the lower level discriminator to ensure that system noise 15 not being introduced into the amplifier stage 42 where Quality factor S Net signal count with source background B Background count Higher values of Q result in better sensitivity Page 35 Doc 5003 Operating and Service M anual Rev VARIANCE The variance analyzer mode is used to check whether the counts seen by the controller are actually from the proper distribution If the distribution approaches normal the resulting number will approach 0 Any significant deviation from the normal distribution will result in a larger number The two most common problems resulting in variance failure are light leaks in the detectors and periodic noise in the electronics Periodic noise will result in a number of about 1 a light leak will usually result in a number larger than 2 The numb
58. vertical pillar Drawing 1 IR occupancy detector is mounted on the controller on 1 pillar To remove the occupancy detector remove the two wing nuts holding the mounting bracket to the controller back plate Disconnect the connector and the electronic assembly will be freed Replace the electronic assembly and reverse the process to reassemble the detector The LEDs are installed on the mounting plate for the controller circuit board D esolder the wires and remove the LED Install the replacement LED and resolder the wires The pillars contain the detector assemblies the detector module and the high voltage module V erify problems by substituting the detectors R eturn the defective pillar to TSA for repair Page 30 Doc 5003 Operating and Service M anual Rev 6 2 COMPONENT TROUBLESHOOTING 6 2 1 TPM CONTROLLER The controller s function is to receive the detectors digital pulses for counting and processing which are amplified and discriminated by the detector module Physically inspect the unit for harness wiring or connector problems This procedure does not 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 TSA 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
Download Pdf Manuals
Related Search