OPERATION MANUAL - Scintrex

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SCINTREX LIMITEDHEAD OFFICESCINTREX Limited222 Snidercroft RoadUnit #1Concord, OntarioCanada, L4K 2K1tel: +1 905 669 2280fax: +1 905 669 6403e-mail:scintrex@scintrexltd.comWorld-wide web: http://www.scintrexltd.comCopyright © SCINTREX Limited 2005. All rights reserved.No part of this publication may be reproduced, stored in a retrieval system ortransmitted, in any form, or by any means, electronic, mechanical,photo-copying, recording, or otherwise, without prior consent fromSCINTREX Limited.Document Part No. 762701, Revision 2.0Printed and bound in CanadaCS-3 Manual - part # 762701 Revision 2.0
ForewordGetting StartedAbout this manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1Page Numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1Type Styles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2Chapter Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4Understanding Instrument Basics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5Sensor Head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5Sensor Electronics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7Old version . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9New 2nd version Draft . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9Operating the CS-3 in the FieldSetting Up the CS-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2Mounting the CS-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-32Powering Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4Obtaining the Larmor Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-52ndSetting the Operating Hemisphere . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7Operating in the Presence of Spurious Magnetic Fields . . . . . . . . . . . . . . . . . . . . . . 2-9Orienting Your CS-3Understanding the Active Zone of the CS-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2Using a Strapped Down CS-3 for Surveys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7Calculating the Tumble Angle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7Recommended Survey Orientations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-18Comparison with the Locked Oscillator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-20Table of ContentsMaintaining Your CS-3 and Trouble-shootingTrouble-shooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2Reference InformationCS-3 Technical Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1Instrument Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3CS-3 Standard Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3Warranty and Repair. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4CS-3 Manual - part # 762701 Revision 2.0v
Page 1 and 2: CS-3Scintrex Cesium Vapor Magnetome
Page 3: CS-3Scintrex Cesium Vapor Magnetome
Page 7 and 8: ForewordForewordThe CS-3 is an opti
Page 9 and 10: High Gradient ToleranceAbsorption c
Page 11 and 12: • the interfering EM field are no
Page 13 and 14: 1 GettingStartedStartupAbout this m
Page 15 and 16: About this manualChapter LayoutThis
Page 17 and 18: Understanding Instrument BasicsUnde
Page 19 and 20: Understanding Instrument BasicsSens
Page 21 and 22: Understanding Instrument BasicsOld
Page 23 and 24: 2 Operating theCS-3 in theFieldBy n
Page 25 and 26: Setting Up the CS-3Mounting the CS-
Page 27 and 28: Obtaining the Larmor SignalObtainin
Page 29 and 30: Setting the Operating HemisphereSet
Page 31 and 32: Operating in the Presence of Spurio
Page 33 and 34: 3 OrientingYour CS-3An ideal magnet
Page 35 and 36: in the southern polar orientation t
Page 37 and 38: OrientationFigure 6a - Plot of tumb
Page 39 and 40: Using a Strapped Down CS-3 for Surv
Page 41 and 42: Sensor Inclination 90°From the gra
Page 43 and 44: Figure 9 - Plot of tumble angle ver
Page 45 and 46: Figure 11 - Plot of tumble angle ve
Page 47 and 48: Sensor Inclination 22.5°The orient
Page 49 and 50: Sensor Inclination 0°The orientati
Page 51 and 52: In the overlap regions the tumble a
Page 53 and 54: Only two orientations are useful an
Page 55 and 56:
4Maintaining YourCS-3 andTrouble-sh
Page 57 and 58:
Trouble-shootingThere are largespur
Page 59 and 60:
5 ReferenceInformationReferenceCS-3
Page 61 and 62:
Instrument Parts ListInstrument Par
Page 63 and 64:
Warranty and RepairUnit #1Concord,
Page 65 and 66:
ATheory ofOperationTheorySystem Ove
Page 67 and 68:
Therefore, no pumping is taking pla
Page 70 and 71:
Figure B-1 CS-3 Block DiagramB-2CS-
Page 72 and 73:
four pin I/O connector 2-4TNC conne
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OPERATION MANUAL - Scintrex

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