Lake Shore Model 421 - Table of Contents

Lake Shore Model 421 Gaussmeter User’s Manual
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TABLE OF CONTENTS
Chapter/Paragraph Title Page
1 INTRODUCTION .................................................................................................................................... 1-1
1.0 GENERAL ........................................................................................................................... 1-1
1.1 PRODUCT DESCRIPTION................................................................................................. 1-1
1.2 SPECIFICATIONS ..............................................................................................................1-3
1.3 SAFETY SUMMARY........................................................................................................... 1-4
1.4 SAFETY SYMBOLS............................................................................................................ 1-4
2 INSTALLATION ..................................................................................................................................... 2-1
2.0 GENERAL ........................................................................................................................... 2-1
2.1 INSPECTION AND UNPACKING ....................................................................................... 2-1
2.2 REPACKAGING FOR SHIPMENT ..................................................................................... 2-1
2.3 REAR PANEL DEFINITION................................................................................................ 2-2
2.4 LINE INPUT ASSEMBLY.................................................................................................... 2-3
2.4.1 Line Voltage and Fuse Verification.................................................................................. 2-3
2.4.2 Power Cord...................................................................................................................... 2-3
2.4.3 Power Switch ................................................................................................................... 2-3
2.5 PROBE INPUT CONNECTION .......................................................................................... 2-3
2.5.1 Attachment To A Hall Generator...................................................................................... 2-4
2.6 CORRECTED AND MONITOR ANALOG OUTPUTS ........................................................ 2-4
2.7 RELAY TERMINAL BLOCK................................................................................................ 2-4
2.8 INITIAL SETUP AND SYSTEM CHECKOUT PROCEDURE............................................. 2-5
3 OPERATION .......................................................................................................................................... 3-1
3.0 GENERAL ........................................................................................................................... 3-1
3.1 DEFINITION OF FRONT PANEL CONTROLS .................................................................. 3-1
3.1.1 Front Panel Keypad ......................................................................................................... 3-1
3.1.2 Front Panel Display ......................................................................................................... 3-2
3.1.3 General Keypad Operation.............................................................................................. 3-3
3.2 GAUSS/TESLA ................................................................................................................... 3-3
3.3 AC/DC ................................................................................................................................. 3-4
3.4 DISPLAY FILTER................................................................................................................ 3-4
3.5 MANUAL RANGE AND AUTO RANGE.............................................................................. 3-5
3.6 ZERO PROBE..................................................................................................................... 3-6
3.7 MAX HOLD AND MAX RESET........................................................................................... 3-6
3.8 RELATIVE........................................................................................................................... 3-7
3.9 ALARM AND RELAY .......................................................................................................... 3-7
3.10 ANALOG OUTPUTS......................................................................................................... 3-10
3.11 INTERFACE PARAMETERS............................................................................................ 3-11
3.12 FAST DATA MODE........................................................................................................... 3-11
3.13 LOCKING AND UNLOCKING THE KEYPAD................................................................... 3-12
3.14 DISPLAY BRIGHTNESS .................................................................................................. 3-12
3.15 FACTORY DEFAULT SETTINGS .................................................................................... 3-12
3.16 PROBE CONSIDERATIONS ............................................................................................ 3-13
3.16.1 Changing Probes ........................................................................................................... 3-13
3.16.2 Probe Handling .............................................................................................................. 3-13
3.16.3 Probe Operation ............................................................................................................ 3-14
3.16.4 Probe Accuracy Considerations .................................................................................... 3-15