Index

DATA:FEED, 65, 126, 130 DATA:FEED?, 65, 126, 130

DATA:POINts?, 84, 133

data logging to printer, 91, 160 data types (SCPI), 158

data formats, output, 159 dB measurements

description, 40, 67 front-panel, 40 functions allowed, 63, 124 relative value, 40, 67

dBm measurements description, 41, 68 front-panel, 41 functions allowed, 63, 124 resistance values, 41, 68

dc current connections, 18

math functions allowed, 63, 124 measurement errors, 205 ranges, 18

dc input resistance, 53 dc voltage

connections, 17 input resistance, 53 loading errors, 199

math functions allowed, 63, 124 ranges, 17

dcv:dcv ratio measurements connections, 44

front panel, 44

math functions allowed, 63, 124 selecting, 45

Declaration of Conformity, 237 delay

settling, 204 trigger, 79

DETector:BANDwidth, 51, 123 detector bandwidth, 51, 214 device clear, 152, 157, 160 dielectric absorption, 204 digits, number of, 54, 226 dimensions, product, 223 discrete parameters, 158

diode

beeper control, 88 beeper threshold, 19 connections, 19 current source, 19

math functions allowed, 63, 124 display

annunciators, 4

comma separator, 37, 89 enable/disable, 87 formats, 22

message, 87 DISPlay:TEXT, 87, 132 DISPlay:TEXT:CLEar, 87, 132 DTR/DSR handshake, 151

enable register clearing, 136, 141, 143 definition, 134

error messages calibration errors, 180 error queue, 85, 172 error string length, 85, 172 execution errors, 173 self-test errors, 179

errors bandwidth, 208 burden voltage, 212 common mode, 212 crest factor, 207, 224 leakage current, 199

service request generation, 69, 137 temperature coefficient, 224

test lead resistance, 204 thermal EMF, 198

EOI (end-or-identify), 157 even parity, 93

event register clearing, 141, 143 definition, 134

examples CONFigure, 116 front-panel menu, 31-36 MEASure?, 115

Ext Trig terminal, 5, 83 external trigger, 42, 74, 83

fast ac filter, 51, 214 FETCh?, 115, 132 filler panel kit, 24 filter, ac signal, 51, 214 firmware revision query, 89 fixed range, 61

fixed input resistance, 53 flange kit, 24 flowchart (triggering), 72

Fluke 8840A/8842A compatibility, 167 format, output data, 159

four-wire ohms connections, 17

math functions allowed, 63, 124 ranges, 17

FREQuency:APERture, 58, 122

frequency aperture time, 58 connections, 18

math functions allowed, 63, 124 measurement band, 18

front panel annunciators, 4 beeper, 88

comma separator, 37, 89 display formats, 22 enable/disable, 87 menu

examples, 31-36 messages displayed, 30 overview, 3

quick reference, 27-28 tree diagram, 29

messages, front-panel, 87 front-panel keys

menu, 29 range, 20 resolution, 21 trigger, 42

Front/Rear switch, 2, 58 fuses

current input, 5, 100 power-line, 14, 100

fuse-holder assembly, 5, 15

232

34401A specifications

Agilent Technologies 34401A is a highly reputable digital multimeter (DMM), renowned for its accuracy, versatility, and performance in a wide range of measurement applications. First introduced in the early 1990s, the 34401A has become a staple in laboratories, manufacturing environments, and educational institutions due to its robust build and comprehensive features.

One of the standout characteristics of the 34401A is its impressive accuracy, boasting a basic DC voltage accuracy of 0.0035%, making it ideal for precise measurements in electronic testing. The multimeter offers a wide range of measurement capabilities, including voltage (DC and AC), current (DC and AC), resistance, frequency, and continuity test, making it a highly versatile tool for engineers and technicians.

The 34401A utilizes a 6½-digit resolution, enabling the user to measure small changes in electrical signals with remarkable precision. With a sampling rate of up to 1000 readings per second, it can handle dynamic test requirements, providing timely results without sacrificing measurement integrity.

In terms of connectivity, the Agilent 34401A includes a GPIB (General Purpose Interface Bus) for remote operation, allowing users to automate their testing processes and integrate the multimeter easily into larger measurement systems. This feature is particularly beneficial in automated test environments, where speed and accuracy are paramount.

Additionally, the DMM incorporates advanced measurement functions, such as statistical analysis, including mean, standard deviation, and minimum/maximum readings, which provide users with valuable insights into their data. The instrument's user-friendly interface, complete with a clear digital display and intuitive controls, enhances usability and ensures that users can easily navigate its various functions.

Robust software support further extends the capabilities of the Agilent 34401A. It is compatible with a range of software tools for data logging and analysis, enabling users to efficiently document and analyze their measurements over time.

In summary, Agilent Technologies 34401A stands out in the realm of digital multimeters due to its high accuracy, extensive measurement functionalities, and user-friendly features. Whether for research and development, quality control, or educational purposes, the 34401A remains a preferred choice for professionals demanding reliable and precise measurement solutions. Its enduring legacy in the industry speaks to its performance and reliability, making it an essential tool for anyone involved in electronic testing and measurement.

Agilent Technologies 34401A manual Index

Models: 34401A

Index

34401A specifications