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Doc. # 5016

BM-185D/285D/286D

Rev. A

Operation and Service Manual

LIST OF DRAWINGS

Title

Drawing

BM-285D Manual...................................................................................................................... 1
BM-285D Wiring Diagram.........................................................................................................2
BM-285D Panel PC Connections................................................................................................3
SC-770AS External View........................................................................................................... 4
SC-770AS Wiring Diagram........................................................................................................ 5
SC-770AS Internal View............................................................................................................ 6
TPM Detector Module DM-757 Sheet 1 of 2.............................................................................. 7
TPM Detector Module DM-757 Sheet 2 of 2.............................................................................. 8
DM-757 Board Component Designator...................................................................................... 9
GPRB-756 General Purpose Relay Board................................................................................. 10
GPRB-756 Component Designator........................................................................................... 11
GHA-472A Neutron High Voltage Analog Schematic Diagram Sheet 1 of 2............................12
GHA-472A Neutron High Voltage Analog Schematic Diagram Sheet 2 of 2............................13
GHA-472A Neutron High Voltage Analog Schematic Diagram Sheet 3 of 3............................14

GHA-472A Board Component Designator..............................................................................15
Schematic Diagram – PCB Differential Transmitter...............................................................16
TRAN-1 Component Designator.............................................................................................17
Voltage Divider PMT R580/4.7M/Poly Cap...........................................................................18

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Summary of Contents for BM-185D

Page 1: ...BAG BOX MONITORS MODEL BM 185D 285D 286D OPERATION AND SERVICE MANUAL Doc 5016 Rev A August 2006...

Page 2: ...f required instructions Section 3 General operating and programming instructions Section 4 Hardware theory of operation Section 5 Calibration and periodic maintenance instructions Section 6 Troublesho...

Page 3: ...__________ INSTALLED BY _________________________________________ DATE __________ MODIFICATION _____________________________________________________________ ___________________________________________...

Page 4: ...nufacturer 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 condition...

Page 5: ...ion 3 2 1 1 Incoming Inspection 3 2 1 2 Damage Claims 3 2 1 3 Storage 3 2 1 4 Shipping 3 2 2 Installation 3 3 0 OPERATING INSTRUCTIONS 4 3 1 General Overview 4 3 2 Power Up and Self Tests 5 3 2 1 Dete...

Page 6: ...Type 19 3 4 1 18 Intermec Printer Support 19 3 4 1 19 Notify User if SCALE Drifts 19 3 4 1 20 Prompt for Waste Item ID Before a Scan 19 3 4 1 21 Enable Scale Auto TARE And Drift Alerts 19 3 4 1 22 Ena...

Page 7: ...34 4 2 Components 34 4 2 1 Component Locations 34 4 2 2 Computer and Power Supply 35 4 2 3 Low Voltage Power Supply 35 5 0 MAINTENANCE 36 5 1 Operator Maintenance 36 5 2 Calibration 36 5 3 Discriminat...

Page 8: ...Doc 5016 BM 185D 285D 286D Rev A Operation and Service Manual...

Page 9: ...eration of the instrument is controlled from a touch screen LCD monitor or optionally using an external computer keyboard All access is controlled by user assigned password protection A printer can be...

Page 10: ...NaI Tl Sensitivity See Acceptance Data Scan Time 1 to 50 000 seconds user programmable Background Time 20 to 10 000 seconds user programmable Sample Weight 285 5 to 500lb 2 3 to 230kg Sample Weight 28...

Page 11: ...to severe mechanical or electrical shock The system should be stored in a dry location and in a temperature range of 0 to 50 C 2 1 4 Shipping Before returning the system for any reason notify TSA Sys...

Page 12: ...e duplicated and filled in for each test source that will be used with the system A copy of the completed form should be kept in a convenient location as a reference for identifying future problems Th...

Page 13: ...ed its tests and the program is executing the system will display the normal background collection screen The detector windows should be gray and a pop up window displaying the message GETTING nn SECO...

Page 14: ...A Operation and Service Manual A menu is displayed across the bottom of the screen The available functions are Level One Access Detector Detail TARE Scale Record Background Update Background Operator...

Page 15: ...up Menu Utilities Setup Waste Streams 3 2 1 Detector Detail After a scan of an item in the chamber this screen shown below will give the user the initial background for the scan as well as the Net CPS...

Page 16: ...logs off the existing user For initial setup use User name TIM Badge 11 Password OK Delete this record after you have entered your information 3 2 6 Operator Log Off Is used to log the current user of...

Page 17: ...Doc 5016 BM 185D 285D 286D Rev A Operation and Service Manual 3 2 10 Set Up Waste Streams Allows the operator to enter the parameters for the various waste streams PAGE 17...

Page 18: ...n whenever the unit is left unattended After the initial background has been collected and an operator has logged onto the system the monitor is ready for operation Place the container to be scanned o...

Page 19: ...f an invalid waste stream is entered e g no efficiency the operator will be given the opportunity to correct the entry If a valid waste stream is entered the item to be scanned will be compared to the...

Page 20: ...rompted by the monitor and the waste stream menu will reappear After a valid waste stream is entered the operator will be prompted for an Item I D A touch screen keyboard will appear and the operator...

Page 21: ...t the top of the screen will turn blue and a scan result box will appear with the user programmed Clean message in yellow letters on a blue background The print button can be touched in the scan resul...

Page 22: ...Doc 5016 BM 185D 285D 286D Rev A Operation and Service Manual PAGE 22...

Page 23: ...The general set up sets the global system parameters which are detailed in section 3 4 1 Set Up Menu Setting up waste streams involves setting the parameters for the individual waste I D s these para...

Page 24: ...c 5016 BM 185D 285D 286D Rev A Operation and Service Manual 3 4 1 Set Up Menu Set up is used to refer to the parameters that are common to all waste types The menu will look something like this PAGE 2...

Page 25: ...red to this value if the count from any detector falls below this value the unit will enter a FAULT mode 3 4 1 4 High Fault High alarm level in CPS The point at which the unit will generate a FAULT co...

Page 26: ...is ID will be included in the reports and data sample information Enter any combination of eight alpha numeric characters 3 4 1 13 User Waste Stream This entry allows the system administrator to allow...

Page 27: ...be displayed 3 4 1 20 Prompt for Waste Item ID Before a Scan If disabled a WASTE ITEM ID prompt will not be displayed when performing scans 3 4 1 21 Enable Scale Auto TARE And Drift Alerts When select...

Page 28: ...ample Data button Provides a method to perform a printer test 3 4 2 Setup Waste Streams Clicking the Setup Waste Streams button will first bring up the screen shown below This allows the user to selec...

Page 29: ...se the screen shown below to be displayed A detailed description of each entry follows 3 4 2 1 Name of Waste Stream Provides a description of the waste stream The operator may program up to 16 alpha n...

Page 30: ...3 Total counts per second Displays total counts per second 4 Net counts per second Displays counts per second above background 3 4 2 4 MCA Data On Off to enable or disable MCA data acquisition This se...

Page 31: ...which time a START button will appear Press the START button and the unit will then take an nn second background The operator will be prompted to place the source in the center of the chamber and pres...

Page 32: ...Contact TSA for guidance in adjusting this parameter 3 4 2 11 Confidence Level The factory default value is 95 Contact TSA for guidance in adjusting this parameter 3 4 2 12 Maximum Weight Enter a maxi...

Page 33: ...can adjust the lower level discriminator LLD and upper level discriminator ULD to achieve a detection window that will include the radiation energies that they need to detect while blocking energies t...

Page 34: ...the end of each pass four columns of information are displayed for each detector The columns contain from left to right the mean counts the variance in counts S2 the variance to mean ratio and the me...

Page 35: ...t time in seconds and the calibration source activity in nanoCuries Then press BEGIN at which time a START button will appear Press the START button and the unit will then take an nn second background...

Page 36: ...unt calculated efficiencies of the detectors and the overall efficiency of the unit will be displayed but not stored The overall efficiency is the sum of the efficiencies for the six plastic detectors...

Page 37: ...utilities button he she will be presented with the Utilities Menu Press the appropriate button from the menu above The functions are as follows 3 5 1 Operator Setup Operators can be deleted or added...

Page 38: ...ation cycle the system is 3 5 2 2 Event Log Documents the specific steps that are occurring for each item listed in the Calibration To Do List This gives the user the opportunity to review the results...

Page 39: ...screen Reports always use Bq Kg or nCi Kg The activity specific activity kilogram weight and net cps are stored in float format The Standard Report output is controlled from the Set Up Menu Three opt...

Page 40: ..._____ Door ____________ Rear ____________ Overall ____________ Upper Energy Window Discriminator Settings LLD _________ ULD __________ Lower Energy Window Discriminator Settings LLD _________ ULD ____...

Page 41: ..._____________________________ 16 characters max Count Time _______________ seconds MCA Data Optional On Off Alarm Message ___________________________________________ 22 characters max Clean Message __...

Page 42: ...touch screen or external keyboard via a password protected set up menu The computer system continually monitors for fault conditions and reports all errors on the computer monitor If the system detec...

Page 43: ...panel meets NEMA 4 IP65 standard 15 high brightness TFT LCD with LCD on off switch Support Socket 478 base support Intel Pentium 4 Celeron up to 533 MHz FSB Resolution 1024 x 768 200W Industrial ATX P...

Page 44: ...The user must then select the Calibrate Electronics button to bring up the Detector Recognition and Calibration screen To start the calibration the user must select the Start Calibration button at th...

Page 45: ...ctor electronics NOTE Clicking the Abort Calibration button will terminate the application If sometime during the calibration process a problem arises the calibration process can be stopped by clickin...

Page 46: ...______ Vdc Door _____________ Vdc Back _____________ Vdc Bottom _____________ Vdc Variance final readings only Number of trials _____ Variance time _____ Left _______________ Top _______________ Right...

Page 47: ...1 1 Variance Tests the statistics of the detector counts versus a Gaussian distribution If periodic noise is being counted the results of the variance test will approach 1 0 Light leaks will result in...

Page 48: ...er to bring up the screen 2 Click on the Scan Com Ports button 3 After both the SC 770 and the Scale Controller have been found a message will appear telling you to save the comport settings Click OK...

Page 49: ...uce the time required to repair the system Always perform a thorough visual inspection of the suspect assemblies looking for loose connectors pinched and broken wires burned components and signs of ov...

Page 50: ...tform before proceeding 4 Press PEAK to take a Hi In reading When value is displayed press RESET to store the value NOTE You can leave the weight on the platform to QC the calibration after the contro...

Page 51: ...background counts and increase system sensitivity to certain isotopes Low Background Alarm Fault The condition that occurs if the counts fall below the programmed high background level This condition...

Page 52: ...ist but most systems use some of these formulas ACTIVITY FROM COUNTS Where Activity Activity in nCi Eff Decimal efficiency i e 10 0 10 N Net counts per second cps background cps 37 bq per nCi EFFICIEN...

Page 53: ...fficiency 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 det...

Page 54: ...noise will result in a number of about 1 a light leak will usually result in a number larger than 2 The number displayed during a variance test is the absolute value of the average of a number of the...

Page 55: ...ber Part description from parts list When ordering programmed PROMs the software version is required This can be found on the PROM label NOTE MODEL NUMBER SUFFIXES ARE GENERALLY NOT INCLUDED IN THE TE...

Page 56: ...en Resistive COMPUTER MOUNTING ARM iBASE PPC 5150W AL R30 POS 3226C MSC RELEASE LEVER TSA 3226C 3227 MSC PULL HANDLE TSA 3227B 6463B POWER SUPPLY 15V 5A MEAN WELL S 60 15 7814A SW PROXIMITY SENSOR 3 4...

Page 57: ...7 Sheet 2 of 2 8 DM 757 Board Component Designator 9 GPRB 756 General Purpose Relay Board 10 GPRB 756 Component Designator 11 GHA 472A Neutron High Voltage Analog Schematic Diagram Sheet 1 of 2 12 GHA...

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