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Keysight Manuals
Measuring Instruments
34461A
Operating and service manual
Keysight 34461A Operating And Service Manual
Digital multimeters
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Go to Www.keysight.com.
Table of Contents
Safety and Regulatory Information
Manual Information
Software Revision
Warranty
Technology Licenses
Restricted Rights Legend
Safety Notices
Safety Symbols
Safety Information
General
Measurement Limits
Input Terminal Measurement Limits
Sense Terminal Measurement Limits
IEC Measurement Category II
Keysight 34138A Test Lead Set
Maintenance
Operation
Test Lead Ratings
Declaration of Conformity
Welcome
Introductory Information
User Information
SCPI Programming Reference
Service and Repair
Performance Verification
Calibration Procedures
Introduction to the Instrument
Instrument at a Glance
Display - Easily Display, Save and Document Your Measurement Results
Measurements - Keysight's Truevolt Measurement Performance with Modern I/O Accessibility
Programming Language
Front Panel at a Glance
Front Panel Keys
Rear Panel at a Glance
Models and Options
Options Installed at Factory
Options Installed by Distributor or End Customer
Remote Interface Configuration
Connectivity Software
GPIB Configuration
LAN Configuration
Web Interface
LAN Configuration Procedure
More about IP Addresses and Dot Notation
Firmware Update
Contacting Keysight Technologies
Quick Start
Prepare Instrument for Use
Setting the AC Mains Line Voltage Selector and Fuse Installation
Connect Power and I/O Cables
Adjust the Carrying Handle
Use Built-In Help System
View the Help Information for a Front Panel Key
View the List of Help Topics and Use Interactive Demos
View the Help Information for Displayed Messages
View the List of Recent Instrument Errors
Rack Mount the Instrument
Rack Mounting a Single Instrument
Rack Mounting Instruments Side-By-Side
Removing the Handle and Bumpers
Sliding Support Shelf
Features and Functions
Continuous, Data Log, and Digitize Modes
Continuous Mode
Data Log Mode
Digitize Mode
Additional Data Log Default Settings
Data Log and Digitize Mode Default Settings
Additional Digitize Default Settings
Front Panel Menu Reference
[Acquire] Key
[Display] Key
[Math] Key
[Utility] Key
Measurements
DC Voltage
AC Voltage
DC Current
AC Current
Resistance
Temperature (34460A and 34461A)
Temperature (34465A and 34470A)
Capacitance
Continuity
Diode
Frequency and Period
Data Logging
Digitizing
Level Triggering
Secondary Measurements
Triggering and Readings
Instrument Trigger Model
Trigger Delay and Multiple Samples
Storing and Clearing Readings
Probe Hold
Math - Introduction
Math - Null
Math - Db/Dbm Scaling
Math - Scaling
Math - Smoothing
Math - Statistics
Math - Limits
Display - Introduction
Selecting the Display
Number
Bar Meter
Trend Chart (Continuous Measurement Mode)
Trend Chart (Digitize and Data Log Modes)
Histogram
Utility Menu - Introduction
Utility - Autocalibration (34465A/70A Only)
Utility - Store and Recall State and Preference Files
Utility Menu - Manage Files
Utility Menu - I/O Configuration
Utility Menu - Test/Admin
Utility Menu - System Setup
Web Interface
Welcome Page
Instrument Monitor and Control Page
Configuration Page
Help
Measurement Tutorial
Measurement Considerations
Metrology
DC Measurement Considerations
Loading Errors (DC Voltage)
Thermal EMF Errors
Noise Rejection
Common Mode Rejection (CMR)
Noise Caused by Magnetic Loops
Rejecting Power-Line Noise Voltages
Noise Caused by Ground Loops
Resistance Measurement Considerations
Removing Test Lead Resistance Errors
Errors in High Resistance Measurements
Minimizing Power Dissipation Effects
True RMS AC Measurements
True RMS Accuracy and High-Frequency Signal Content
Estimating High-Frequency (Out-Of-Band) Error
Other Primary Measurement Functions
DC Current
Frequency and Period Measurement Errors
Temperature Measurements
Autozero On/Off
NULL Reading
Making High-Speed AC Measurements
Making High-Speed DC and Resistance Measurements
Capacitance
Capacitance Measurement Considerations
Digitizing Measurements
The Sampling Rate
About Digitize Mode
Level Triggering
Data Log and Digitizing Local Remote Interaction
Data Log Mode
Data Log Mode Features
Data Logging and the Trend Chart Display
Data Log and Digitizing Local Remote Interaction
Level Triggering
About Level Trigger
Other Sources of Measurement Error
Loading Errors (AC Volts)
Settling Time Effects
AC Current Measurement Errors (Burden Voltage)
High-Voltage Self-Heating Errors
Measurements below Full Scale
Common Mode Errors
Low-Level Measurement Errors
Leakage Current Errors
Unnecessary Signal Errors
How Sample Rate/Interval Is Determined
SCPI Programming Reference
Related Information
IO Libraries and Instrument Drivers
Keysight Truevolt Series Documentation
Web Interface
Introduction to the SCPI Language
Syntax Conventions
Command Separators
Querying Parameter Settings
Using the MIN, MAX and DEF Parameters
IEEE-488.2 Common Commands
SCPI Command Terminators
SCPI Parameter Types
Using Device Clear
Commands by Subsystem
Abort
Fetch
Initiate[:Immediate]
Output:trigger:slope {Positive|Negative}Output:trigger:slope
R? [<Max_Readings>]
Read
Route:terminals
Test:all
Unit:temperature {C|F|K}Unit:temperature
Calculate Subsystem Introduction
Calibration Subsystem
Configure Subsystem
DATA Subsystem
Display Subsystem
Format Subsystem
Hcopy Subsystem
IEEE 488.2 Common Commands
LXI Subsystem
Measure Subsystem
Mmemory Subsystem - General Purpose File Management
Mmemory Subsystem - State and Preference Files
Mmemory Subsystem - Data Transfer Commands
Sample Subsystem
Sense Subsystem Introduction
Table of Contents
Conf:freq
FREQ:NULL:STAT ON;VAL 1 Khz
Samp:coun 2
Typical Response: +1.04530000E+03,+1.04570000E+03
(System:preset), or Configure Function
Parameter Typical Return
Specifying a Null Value Disables Automatic Null Value Selection
ON|1|OFF|0}. Default: off
0 (OFF) or 1 (ON)
Typical Response: +1.04530000E+00,+1.04570000E+00
Make a Second Set of Measurements Using Automatic Null Value Selection
Typical Response: +0.00000000E+00,+0.01420000E+00
Status Subsystem
System Subsystem - General Purpose Commands
System Subsystem - I/O Configuration
System Subsystem LOCK Commands
System Subsystem License Commands
Trigger Subsystem
Command Quick Reference
Sample Commands
Calculation (Math) Commands
Reading Memory Commands
Calibration Commands
General Purpose File Management Commands
Data Transfer Commands
Format Subsystem
Interface Locking Commands
License Management Commands
Status System Commands
Range, Resolution and Integration Time (Shown in Aperture and Nplcs)
Resolution and Integration Time for DC Measurements
Automatic Trigger Delays
Resistance (2-Wire) Default Delays
AC Current Default Delays
VM Comp Output (BNC)
SCPI Error Messages
Command Errors (-100...)
Execution Errors (-200...)
Device-Specific Errors (-300...)
Instrument Errors (+200...)
Licensing and Self-Test Errors (+600...)
Calibration Errors (+700...)
Miscellaneous Errors (+800...)
Power-On and Reset State
Service and Repair
Repackaging for Shipment
Power Supplies
Troubleshooting
Troubleshooting Procedure
Self-Test Procedures
User Replaceable Parts
Disassembly
General Disassembly Procedure
Battery Replacement
Procedure
A and 10 a Current Path Fuse Replacement
Testing the Fuses
Internal Fuse Replacement Procedure
Installing the Optional GPIB Interface
Security Code Override
Procedure A: for Firmware Revision Ending in 02, or Greater
Procedure B: for Firmware Revision Ending in 01
Performance Verification
Quick Performance Check
Performance Verification Tests
Zero Offset Verification
DC Volts and DC Current Gain Verification
Frequency Accuracy Verification
AC Voltage and AC Current Verification
High Current Verification
Capacitance Verification (Optional Verification Test)
Calibration Adjustment Procedures
Calibration Procedures
Input Connections
Recommended Test Equipment
Calibration Adjustment Process
Gain Calibration Adjustment Overview
Gain and Flatness Calibration Adjustment Overview
Entering Calibration Values and Storing Calibration Constants
Calibration Security
Calibration Message
Calibration Count
Aborting a Calibration in Progress
Security Code Override
A and 34461A Calibration Procedures
ADC and Zero Calibration
AC Voltage Low Frequency Gain and Flatness Calibration
AC Voltage Gain and Flatness Calibration
AC Current Gain and Flatness Calibration
AC Zero Calibration
Frequency Accuracy Calibration
DC Voltage Gain Calibration
Ohms Gain Calibration
DC Current Gain Calibration
AC Current 10 a Gain Calibration
DC Current 10 a Gain Calibration
Capacitance Offset Calibration (Optional)
Finishing Calibration
A and 34470A Calibration Procedures
ADC and Zero Calibration
AC Voltage Low Frequency Gain and Flatness Calibration
AC Voltage Gain and Flatness Calibration
AC Current Gain and Flatness Calibration
AC Zero Calibration
Frequency Accuracy Calibration
DC Voltage Gain Calibration
Ohms Gain Calibration
DC Current Gain Calibration
DC High Voltage Gain Calibration
AC Current 10 a Gain Calibration
DC Current 10 a Gain Calibration
Capacitance Offset Calibration (Optional)
Finishing Calibration
Index
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Operating and
Service Guide
Keysight Truevolt Series
Digital Multimeters
Table of
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Table of Contents
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Table of Contents
Troubleshooting
Troubleshooting
481
Troubleshooting Procedure
482
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