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Table of Contents

1 General Information

1.1 Introduction ........................................................................................................................................................ 1-1

1.2 Features .............................................................................................................................................................. 1-1

1.3 Warranty information ......................................................................................................................................... 1-2

1.4 Manual addenda ................................................................................................................................................. 1-2

1.5 Safety symbols and terms ................................................................................................................................... 1-2

1.6 Specifications ..................................................................................................................................................... 1-2

1.7 Inspection ........................................................................................................................................................... 1-2

1.8 Options and accessories ..................................................................................................................................... 1-2

2 Front Panel Operation

2.1 Introduction ........................................................................................................................................................ 2-1

2.2 Power-up ............................................................................................................................................................ 2-2

2.2.1 Line power connections ............................................................................................................................. 2-2

2.2.2 Line fuse replacement ................................................................................................................................ 2-2

2.2.3 Power-up sequence ..................................................................................................................................... 2-3

2.2.4 Power-on default conditions ...................................................................................................................... 2-3

2.2.5 Warm-up period ......................................................................................................................................... 2-4

2.2.6 IEEE-488 primary address ......................................................................................................................... 2-4

2.3 Display ............................................................................................................................................................... 2-4

2.3.1 Exponent mode (Engineering or Scientific) ............................................................................................... 2-4

2.3.2 Information messages ................................................................................................................................ 2-4

2.3.3 Status and error messages .......................................................................................................................... 2-5

2.3.4 Multiple displays ........................................................................................................................................ 2-7

2.3.5 Navigating menus ...................................................................................................................................... 2-8

2.4 Connections — electrometer, high-resistance meter, and V-source .................................................................. 2-9

2.4.1 Electrometer input connector ..................................................................................................................... 2-9

2.4.2 High-resistance meter connections .......................................................................................................... 2-11

2.4.3 Voltage source output connections .......................................................................................................... 2-11

2.4.4 Low noise cables, shielding, and guarding .............................................................................................. 2-12

2.4.5 Floating circuits ........................................................................................................................................ 2-13

2.4.6 Test fixtures .............................................................................................................................................. 2-15

2.5 Voltage measurements ..................................................................................................................................... 2-18

2.5.1 Basic measurement procedure .................................................................................................................. 2-18

2.5.2 Volts configuration .................................................................................................................................. 2-21

2.5.3 Voltage measurement considerations ....................................................................................................... 2-22

2.6 Current measurements ...................................................................................................................................... 2-24

2.6.1 Basic measurement procedure .................................................................................................................. 2-24

2.6.2 Amps configuration .................................................................................................................................. 2-27

2.6.3 Current measurement considerations ....................................................................................................... 2-28