Keysight Truevolt Series Service-Handbuch

Operating and

Service Guide

Keysight Truevolt Series

Digital Multimeters

Notice: This document contains references to Agilent Tech-

nologies. Agilent's former Test and Measurement business

has become Keysight Technologies. For more information,

go to www.keysight.com.

Safety and Regulatory Information 11

Notices 11

Manual Information 11

Software Revision 11

Warranty 11

Technology Licenses 11

Restricted Rights Legend 12

Safety Notices 13

Safety Symbols 13

Safety Information 14

General 14

Measurement Limits 16

Input Terminal Measurement Limits 18

Sense Terminal Measurement Limits 18

IEC Measurement Category II 19

Keysight 34138A Test Lead Set 19

Test Lead Ratings 19

Operation 19

Maintenance 19

Declaration of Conformity 20

Welcome 21

Introductory Information 21

User Information 21

SCPI Programming Reference 22

Service and Repair 22

Performance Verification 22

Calibration Procedures 22

Introduction to the Instrument 23

Instrument at a Glance 23

Display – Easily display, save and document your measurement results 23

Measurements – Keysight’s Truevolt measurement performance with modern I/O accessibility 23

Programming Language 23

Front Panel at a Glance 24

Front Panel Keys 24

Rear Panel at a Glance 25

Models and Options 26

Options Installed at Factory 26

Options Installed by Distributor or End Customer 26

Remote Interface Configuration 27

Connectivity Software 27

GPIB Configuration 27

LAN Configuration 28

Web Interface 31

LAN Configuration Procedure 32

More about IP Addresses and Dot Notation 33

Firmware Update 34

Contacting Keysight Technologies 35

Quick Start 36

Prepare Instrument for Use 36

Setting the AC Mains Line Voltage Selector and Fuse Installation 37

Connect Power and I/O Cables 39

4Keysight Truevolt Series Operating and Service Guide

Adjust the Carrying Handle 40

Use Built-in Help System 41

View the help information for a front panel key 41

View the list of help topics and use interactive demos 42

View the list of recent instrument errors. 43

View the help information for displayed messages. 43

Rack Mount the Instrument 44

Removing the Handle and Bumpers 44

Rack Mounting a Single Instrument 44

Rack Mounting Instruments Side-by-Side 44

Sliding Support Shelf 45

Features and Functions 46

Continuous, Data Log, and Digitize Modes 47

Continuous Mode 47

Data Log Mode 47

Digitize Mode 47

Data Log and Digitize Mode Default Settings 48

Additional Data Log Default Settings 48

Additional Digitize Default Settings 49

Front Panel Menu Reference 50

[Acquire] key 54

[Math] key 54

[Display] key 54

[Utility] key 55

Measurements 56

DC Voltage 57

AC Voltage 60

DC Current 62

AC Current 64

Resistance 66

Temperature (34460A and 34461A) 69

Temperature (34465A and 34470A) 71

Capacitance 76

Continuity 77

Diode 78

Frequency and Period 79

Data Logging 81

Digitizing 86

Level Triggering 91

Secondary Measurements 93

Triggering and Readings 95

Instrument trigger model 95

Trigger delay and multiple samples 97

Storing and clearing readings 98

Probe Hold 100

Math - Introduction 101

Math - Null 102

Math - dB/dBm Scaling 103

Math - Scaling 105

Math - Smoothing 108

Math - Statistics 109

Math - Limits 110

Keysight Truevolt Series Operating and Service Guide 5

Display - Introduction 114

Selecting the Display 114

Number 116

Bar Meter 121

Trend Chart (Continuous Measurement Mode) 124

Trend Chart (Digitize and Data Log Modes) 127

Histogram 133

Utility Menu - Introduction 138

Utility - Autocalibration (34465A/70A only) 139

Utility - Store and Recall State and Preference Files 140

Utility Menu - Manage Files 142

Utility Menu - I/O Configuration 144

Utility Menu - Test/Admin 147

Utility Menu - System Setup 149

Web Interface 152

Welcome Page 152

Instrument Monitor and Control Page 153

Configuration Page 157

Help 158

Measurement Tutorial 159

Measurement Considerations 160

Metrology 161

DC Measurement Considerations 162

Thermal EMF Errors 162

Loading Errors (DC Voltage) 162

Noise Rejection 163

Rejecting Power–Line Noise Voltages 163

Common Mode Rejection (CMR) 163

Noise Caused by Magnetic Loops 163

Noise Caused by Ground Loops 164

Resistance Measurement Considerations 165

Removing Test Lead Resistance Errors 165

Minimizing Power Dissipation Effects 166

Errors in High Resistance Measurements 166

True RMS AC Measurements 167

True RMS Accuracy and High–Frequency Signal Content 168

Estimating High–Frequency (Out–of–Band) Error 169

Other Primary Measurement Functions 171

Frequency and Period Measurement Errors 171

DC Current 171

Temperature Measurements 172

NULL Reading 173

Autozero On/Off 173

Making High–Speed AC Measurements 173

Making High–Speed DC and Resistance Measurements 174

Capacitance 175

Capacitance Measurement Considerations 176

Digitizing Measurements 177

The Sampling Rate 177

Level Triggering 178

About Digitize Mode 178

Data Log and Digitizing Local Remote Interaction 180

6Keysight Truevolt Series Operating and Service Guide

Data Log Mode 181

Data Log Mode Features 181

Data Logging and the Trend Chart Display 185

Data Log and Digitizing Local Remote Interaction 186

Level Triggering 187

About Level Trigger 187

Other Sources of Measurement Error 189

Settling Time Effects 189

Loading Errors (AC volts) 189

Measurements Below Full Scale 190

High-Voltage Self-Heating Errors 190

AC Current Measurement Errors (Burden Voltage) 190

Low–Level Measurement Errors 191

Common Mode Errors 191

Leakage Current Errors 192

Unnecessary Signal Errors 192

How Sample Rate/Interval is Determined 193

SCPI Programming Reference 194

Related Information 194

IO Libraries and Instrument Drivers 194

Keysight Truevolt Series Documentation 194

Web Interface 194

Introduction to the SCPI Language 195

Syntax Conventions 195

Command Separators 196

Using the MIN, MAX and DEF Parameters 196

Querying Parameter Settings 196

SCPI Command Terminators 197

IEEE-488.2 Common Commands 197

SCPI Parameter Types 197

Using Device Clear 199

Commands by Subsystem 199

ABORt 201

FETCh? 202

INITiate[:IMMediate] 203

OUTPut:TRIGger:SLOPe {POSitive|NEGative}OUTPut:TRIGger:SLOPe? 204

R? [<max_readings>] 205

READ? 206

ROUTe:TERMinals? 207

TEST:ALL? 208

UNIT:TEMPerature {C|F|K}UNIT:TEMPerature? 209

CALCulate Subsystem Introduction 210

CALibration Subsystem 237

CONFigure Subsystem 243

DATA Subsystem 256

DISPlay Subsystem 259

FORMat Subsystem 261

HCOPy Subsystem 263

IEEE 488.2 Common Commands 264

LXI Subsystem 277

MEASure Subsystem 280

MMEMory Subsystem - General Purpose File Management 291

Keysight Truevolt Series Operating and Service Guide 7

MMEMory Subsystem - STATe and PREFerence Files 296

MMEMory Subsystem - Data Transfer Commands 301

SAMPle Subsystem 306

SENSe Subsystem Introduction 313

STATus Subsystem 386

SYSTem Subsystem - General Purpose Commands 392

SYSTem Subsystem - I/O Configuration 405

SYSTem Subsystem LOCK Commands 419

SYSTem Subsystem LICense Commands 422

TRIGger Subsystem 427

Command Quick Reference 434

Configuration Commands 434

Measurement Commands 434

Measurement Configuration Commands 434

Sample Commands 441

Triggering Commands 441

Calculation (Math) Commands 442

Reading Memory Commands 444

Calibration Commands 445

State Storage and Preferences Commands 445

General Purpose File Management Commands 446

Data Transfer Commands 447

IEEE-488 Commands 447

Format Subsystem 448

System-Related Commands 448

Interface Locking Commands 449

License Management Commands 450

Interface Configuration Commands 450

Status System Commands 451

Range, Resolution and Integration Time (shown in Aperture and NPLCs) 452

Resolution and Integration Time for DC Measurements 455

Automatic Trigger Delays 456

DC Voltage Default Delays 456

DC Current Default Delays 456

Resistance (2-wire) Default Delays 457

Resistance (4-wire) Default Delays 457

AC Voltage Default Delays 457

AC Current Default Delays 458

Frequency and Period 458

VM Comp Output (BNC) 459

SCPI Error Messages 460

Command Errors (-100…) 462

Execution Errors (-200…) 464

Device-Specific Errors (-300…) 467

Query Errors (-400…) 467

Network Errors (+100...) 467

Instrument Errors (+200…) 468

Miscellaneous Errors (+300... and +500..) 468

Licensing and Self-test Errors (+600...) 469

Calibration Errors (+700...) 471

Miscellaneous Errors (+800...) 473

Power-On and Reset State 474

Factory Default Settings 474

8Keysight Truevolt Series Operating and Service Guide

Service and Repair 477

Types of Service Available 477

Obtaining Repair Service (Worldwide) 477

Repackaging for Shipment 478

Cleaning 478

Electrostatic Discharge (ESD) Precautions 478

Power Supplies 479

Troubleshooting 482

Troubleshooting Procedure 483

Self-Test Procedures 486

Power-On Self-Test 486

Full Self-Test 486

User Replaceable Parts 487

Disassembly 488

Tools Required 488

General Disassembly Procedure 489

Battery Replacement 492

Tools Required 492

Procedure 493

3 A and 10 A Current Path Fuse Replacement 494

Tools Required 494

Testing the Fuses 495

Internal Fuse Replacement Procedure 496

Installing the Optional GPIB Interface 497

Tools Required 497

Installation Procedure 497

Retain GPIB Cover Plate 497

Security Code Override 499

Which Procedure Should I Use? 499

Procedure A: For Firmware Revision Ending in 02, or Greater 500

Procedure B: For Firmware Revision Ending in 01 502

Performance Verification 503

Quick Performance Check 504

Performance Verification Tests 505

Recommended Test Equipment 505

Zero Offset Verification 506

DC Volts and DC Current Gain Verification 510

Frequency Accuracy Verification 515

AC Voltage and AC Current Verification 516

High Current Verification 521

Capacitance Verification (Optional Verification Test) 522

Calibration Adjustment Procedures 523

Calibration Procedures 524

Input Connections 525

Test Considerations 525

Recommended Test Equipment 526

Calibration Adjustment Process 527

Gain Calibration Adjustment Overview 528

Gain and Flatness Calibration Adjustment Overview 529

Entering Calibration Values and Storing Calibration Constants 530

Calibration Security 531

Keysight Truevolt Series Operating and Service Guide 9

Calibration Message 532

Calibration Count 533

Aborting a Calibration in Progress 534

Security Code Override 535

34460A and 34461A Calibration Procedures 540

ADC and Zero Calibration 541

AC Voltage Low Frequency Gain and Flatness Calibration 543

AC Voltage Gain and Flatness Calibration 544

AC Current Gain and Flatness Calibration 545

AC Zero Calibration 546

Frequency Accuracy Calibration 547

DC Voltage Gain Calibration 548

Ohms Gain Calibration 549

DC Current Gain Calibration 550

AC Current 10 A Gain Calibration 551

DC Current 10 A Gain Calibration 552

Capacitance Offset Calibration (Optional) 553

Finishing Calibration 554

34465A and 34470A Calibration Procedures 555

ADC and Zero Calibration 556

AC Voltage Low Frequency Gain and Flatness Calibration 558

AC Voltage Gain and Flatness Calibration 559

AC Current Gain and Flatness Calibration 560

AC Zero Calibration 561

Frequency Accuracy Calibration 562

DC Voltage Gain Calibration 563

Ohms Gain Calibration 564

DC Current Gain Calibration 565

DC High Voltage Gain Calibration 566

AC Current 10 A Gain Calibration 567

DC Current 10 A Gain Calibration 568

Capacitance Offset Calibration (Optional) 569

Finishing Calibration 570

Index 571

10 Keysight Truevolt Series Operating and Service Guide

Safety and Regulatory Information

Notices

No part of this manual may be reproduced in any form or by any means (including electronic storage and

retrieval or translation into a foreign language) without prior agreement and written consent from Key-

sight Technologies, Inc. as governed by United States and international copyright laws.

Manual Information

Part Number: 34460-90901, Edition 6, ( November 27, 2018)

Keysight Technologies, Inc.

900 S. Taft Ave.

Loveland, CO 80537 USA

Software Revision

For the latest firmware, go to the product page at www.keysight.com/find/truevolt.

The latest product documentation is available at www.keysight.com/find/truevolt-doc. For doc-

umentation for mobile devices, see www.keysight.com/find/truevolt-mobilehelp.

A portion of the software in this product is licensed under terms of the General Public License Version 2

("GPLv2"). The text of the license and source code can be found at www.keysight.com/find/GPLV2.

This product uses Microsoft Windows CE. Keysight highly recommends that all Windows-based com-

puters connected to Windows CE instruments use current anti-virus software. For more information, see

www.keysight.com/find/truevolt.

Warranty

The material contained in this document is provided "as is," and is subject to being changed, without

notice, in future editions. Further, to the maximum extent permitted by applicable law, Keysight disclaims

all warranties, either express or implied, with regard to this manual and any information contained herein,

including but not limited to the implied warranties of merchantability and fitness for a particular purpose.

Keysight shall not be liable for errors or for incidental or consequential damages in connection with the fur-

nishing, use, or performance of this document or of any information contained herein. Should Keysight

and the user have a separate written agreement with warranty terms covering the material in this doc-

ument that conflict with these terms, the warranty terms in the separate agreement shall control.

Technology Licenses

The hardware and/or software described in this document are furnished under a license and may be used

or copied only in accordance with the terms of such license.

Keysight Truevolt Series Operating and Service Guide 11

Safety and Regulatory Information

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