Bicron Surveyor M Manual

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Operators Manual

Text of Bicron Surveyor M Manual

  • Surveyor M Portable Count-Rate MeterWith Digital Scaler Option

    User's Manual

    Publication No. 1064-0-U-0594-001

    * * * Release Date * * *

    May 19, 1994

    Part No. 1064902Bicron

    Saint-Gobain/Norton Industrial Ceramics Corporation6801 Cochran Road ! Solon, Ohio, U.S.A. 44139

    1-800-472-5656 1-216-248-7400

  • Publication Number: 1064-0-U-0594-001Part No. 1064902

    Original Issue

    NOTICE

    Bicron reserves the right to make changes to any product to improve reliability,function or design and does not assume any liability arising from either applicationor use of any product or circuit described herein.

    Information presented in this publication has been carefully checked and is believedto be entirely reliable; however, no responsibility is assumed for inaccuracies.

    Furthermore, the information does not convey to the user any license under thepatent rights of Bicron or others.

    Specifications subject to change without notice.

    LIMITED RIGHTS LEGEND

    The data in this manual is considered "proprietary data." It may be duplicated andused by or on behalf of the customer with the express limitations the "proprietarydata" may not be disclosed outside the customer or be used for purposes ofmanufacture without prior permission of the seller.

    This legend shall be marked on any reproduction of this data in whole or in part.

    (C) Copyright Saint-Gobain/Norton Industrial Ceramics Corporation, 1994All rights reserved

    Printed in U.S.A.

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    FOREWORD

    This manual provides the basic installation,operation, and maintenance procedures for theBicron Surveyor M Portable Count-RateMeter.

    Section 1.0 Introduction provides a generaldescription of the instrument and its operation,and a detailed listing of its physical andperformance specifications.

    Section 2.0 Battery Installation describes theprocedure for changing the battery andchecking its performance.

    Section 3.0 Setup describes the settings forthe GM Probe and the Scintillation Probe, andhow to set the High Voltage.

    Section 4.0 Operation provides a detaileddescription of all the features, settings, andcomplete operating instructions for theSurveyor M.

    Section 5.0 Circuit Description provides abrief description of the three electronic circuitsthat make up the instrument.

    Section 6.0 Calibration provides directionsfor calibration of the instrument.

    The Appendices are: A) QC AcceptanceProcedure which includes calibrationprocedures, B) a complete spare parts list soinstruments can be repaired on-site, and C)schematic and pictorial diagrams to facilitaterepair procedures.

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    TABLE OF CONTENTSSection PageWarranty. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5Procedures and Cautions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

    1.0 Introduction1.1 General Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . .71.2 Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

    2.0 Battery Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .92.1 Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .92.2 Battery Test. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .92.3 High Voltage Measurement. . . . . . . . . . . . . . . . . . . . . . .9

    3.0 Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103.1 GM Probes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103.2 Scintillation Probes. . . . . . . . . . . . . . . . . . . . . . . . . . . . .103.3 High Voltage Adjustment. . . . . . . . . . . . . . . . . . . . . . . . .11

    4.0 Operation4.1 Radiation Measurement. . . . . . . . . . . . . . . . . . . . . . . . . .124.2 External Controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134.3 Internal Controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

    5.0 Circuit Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

    6.0 Calibration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

    AppendicesA QC Acceptance Procedure, Number 1064930. . . . . . . . .17

    B Spare Parts List, Number 1064910. . . . . . . . . . . . . . . . . .21

    C Drawings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

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    STANDARD WARRANTY

    Instruments and options manufactured by Bicron are warranted against defects inmaterials and workmanship for a period of two years from the date of shipment,unless otherwise agreed upon by Bicron and the customer.

    Bicron's obligation with regard to such products shall be limited to repair orreplacement, FOB Bicron factory or authorized repair station, at Bicron's option.

    The calibration (when applicable) for each instrument is warranted to be within itsspecified accuracy at the time of shipment. If this initial calibration is determinedto be in error, the instrument will be recalibrated at no charge, provided it isreturned as described above.

    EXCLUSION OF WARRANTY

    The aforesaid warranty does not cover instruments, options or probes that aresubject to excessive physical abuse or are used for purposes other than thoseintended. In no event shall Bicron be liable for consequential or special damages,transportation, installation, adjustment, work done by the customer or otherexpenses that may arise in connection with such defective product or parts.

    There are no warranties, express or implied, including without limitation anyimplied warranty of merchantability or fitness, which extend beyond the descriptionof the face hereof. This express warranty excludes coverage of and does notprovide relief for incidental or consequential damages of any kind or nature,including, but not limited to loss of use, loss of sales, or inconvenience. Theexclusive remedy of the purchaser is limited to repair, recalibration, or replacementof the instrument at Bicron's option.

    This warranty specifically excludes the following items which are covered by theiroriginal manufactures' warranties: photomultiplier tubes, GM and proportionaltubes, crystal and other solid-state detectors, and batteries.

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    PROCEDURES and CAUTIONSThe equipment herein described is designed and manufactured in compliance withall applicable safety standards. Nevertheless, certain hazards are inherent in theuse of electronic and radiometric equipment.

    Adequate warnings are included in the manual and on the product itself to coverhazards that may be encountered in normal use and servicing of this equipment.No other procedures are warranted by Bicron.

    It shall be the owner's or user's responsibility to ensure that the procedures andcautionary notes are heeded.

    Failure on the part of the user in any way to follow the prescribed procedures shallabsolve Bicron and its agents from any resulting liability.

    This instrument is intended solely for the detection and measurement of ionizingradiation. It should be used only by persons who have been trained in the properinterpretation of its readings and the appropriate safety procedures that should befollowed in the presence of radiation.

    All instructions and warnings contained in this manual or on the instrument mustbe read before use and must be strictly followed. Failure to follow theseinstructions and warnings may result in inaccurate readings and/or user hazard.

    Indicated battery and other operations tests must be performed prior to each useto assure that the instrument is functioning properly.

    CAUTIONFAILURE TO CONDUCT PERIODIC PERFORMANCE TESTS INACCORDANCE WITH ANSI N323-1978, PARAGRAPHS 4.6 AND 5.4,AND TO KEEP RECORDS THEREOF IN ACCORDANCE WITHPARAGRAPH 4.5 OF THE SAME STANDARD, COULD RESULT INERRONEOUS READING OF POTENTIAL DANGER. ANSI N323-1978BECOMES, BY THIS REFERENCE, A PART OF THIS OPERATINGPROCEDURE.

    INSPECTIONInstruments should be examined and tested as soon as received. Claims fortransportation damages, if any, should be filed at once with the delivery carrier.

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    Figure 1External Controls

    1.0 Introduction1.1 General DescriptionThe Bicron SURVEYOR M is a versatile,portable, count-rate meter used for thedetection and measurement of ionizingradiation when equipped with an appropriateGM (Geiger-Mueller) or scintillation probe.Its adjustable high voltage with readout on themeter enables the user to interchange GM andscintillation detectors with ease.

    The optional built-in digital scaler providescounting times of 0.1, 1.0, and 10 minutes.The scaler features a crystal-controlledtimebase for greater accuracy.

    The unit features a recessed metermovement, single ON-OFF-rangeselector switch, MHV probeconnector, mounted probe holder,front-panel high voltage adjustment,switch-selectable response time, andbuilt-in audio. Also included areinternally mounted controls for GMtube anti-saturation, dead-timecompensation, and full scale alarm.

    1.2 Specifications

    Radiation Detected: Alpha, beta,gamma, and X-ray, depending upondetector used.

    Range: Four linear ranges of 0-1000, 0-10,000, 0-100,000, and 0-1