Agilent Technologies 34401A manuals

Agilent technologies 34401A User Manual (242 pages)

Brand: Agilent-technologies | Category: Photo Accessories | Size: 2.26 MB |

English

Table of contents

Agilent 34401A

1

6 ½ Digit Multimeter

1

Safety Information

3

Additional Notices

5

DECLARATION OF CONFORMITY

6

Multimeter

7

The Front Panel at a Glance

8

Display Annunciators

10

The Rear Panel at a Glance

11

In This Book

12

Contents

13

Quick Start

17

ERROR annunciator turns on

19

To Adjust the Carrying Handle

22

To Measure Voltage

23

To Measure Resistance

23

To Measure Current

24

To Test Continuity

25

To Check Diodes

25

To Select a Range

26

To Set the Resolution

27

-H.DDD,DDD EFFF

28

-045.23 mVDC

28

Agilent System II

29

Front-Panel

31

Menu Operation

31

FUNCTION and RANGE / DIGITS

32

Front-Panel Menu Reference

33

A Front-Panel Menu Tutorial

35

Recall

39

Null

42

< <

42

Auto/Man

42

To Make dB Measurements

46

To Make dBm Measurements

47

To Trigger the Multimeter

48

Using an External Trigger

48

To Use Reading Hold

49

To Use Reading Memory

52

Mem annunciator

53

Features and

55

Functions

55

Features and Functions

56

Measurement Configuration

57

Ω and 1000 Ω

58

DC Input Resistance

59

Input terminals

61

Integration Time

63

Integration Time

63

Resolution

63

FRON” or “REAR”

64

Autozero

65

RANGE keys to select

68

Math Operations

69

Min–Max Operation

70

Null (Relative) Operation

71

Limit Testing

75

Trigger Source Choices

79

Trig annunciator turns on

80

GPIB or RS-232)

81

GPIB interface by

81

GET using BASIC

81

Group Execute Trigger

81

Number of Samples

83

Number of Triggers

84

Trigger Delay

85

Automatic Trigger Delays

87

Reading Hold

88

Voltmeter Complete Terminal

89

External Trigger Terminal

89

System-Related Operations

90

Reading Memory

90

Error Conditions

91

Self-Test

92

Display Control

93

Shift are disabled

93

Beeper Control

94

Comma Separators

95

Firmware Revision Query

95

SCPI Language Version Query

96

GPIB Address

97

Remote Interface Selection

98

Parity Selection (RS-232)

99

GPIB / 488

100

Calibration Overview

101

Calibration Security

101

• Front-Panel Operation:

102

Calibration Count

104

Calibration Message

105

Operator Maintenance

106

Power-On and Reset State

107

Remote Interface

109

Reference

109

>

110

Command Summary

111

CONFigure?

111

(continued)

113

Command

118

Using the MEASure? Command

119

Using the CONFigure Command

119

Using the READ? Command

120

Sense terminals

123

2-wire ohms)

127

4-wire ohms)

127

Math Operation Commands

130

Triggering

133

The Wait-for-Trigger State

135

Triggering Commands

136

System-Related Commands

138

OFF) or “1” (ON)

139

FIFO) order. Each error

139

SCPI version

139

The SCPI Status Model

140

What is an Event Register?

140

What is an Enable Register?

140

SCPI Status System

141

The Status Byte

142

IEEE-488 bus

144

IEEE-488 SRQ interrupt

144

The Standard Event Register

146

148

Value

148

Definition

148

Status Reporting Commands

150

Calibration Commands

152

RS-232 Configuration Overview

154

RS-232 Data Frame Format

155

DTR / DSR Handshake Protocol

157

RS-232 Troubleshooting

158

RS-232 Interface Commands

159

Command Separators

162

Querying Parameter Settings

163

SCPI Command Terminators

163

IEEE-488.2 Common Commands

164

SCPI Parameter Types

164

Output Data Formats

165

TALK ONLY for Printers

166

To Set the GPIB Address

167

On/Off

167

To Set the Baud Rate

169

To Set the Parity

170

3478A Command

172

Description

172

Agilent 34401A Action

172

Fluke 8840A

173

Command

173

Description

173

Agilent 34401A Action

173

SCPI Compliance Information

174

Error

177

Messages

177

Error Messages

178

Execution Errors

179

SEC is not a valid suffix)

180

BUS and a READ?

181

INTERRUPTED

183

UNTERMINATED

183

DEADLOCKED

183

Self-Test Errors

185

Calibration Errors

186

Ω range

187

Application

189

Programs

189

Application Programs

190

Using the Status Registers

194

Continued on next page >

200

Measurement

203

Tutorial

203

Measurement Tutorial

204

Thermal EMF Errors

204

Copper-to

204

Approx. µV / °C

204

Loading Errors (dc volts)

205

Leakage Current Errors

205

Common Mode Rejection (CMR)

207

Noise Caused by Ground Loops

208

Resistance Measurements

209

4-Wire Ohms Measurements

209

Power Dissipation Effects

210

Settling Time Effects

210

DC Current Measurement Errors

211

True RMS AC Measurements

212

RMS value of a waveform

213

–3 dB bandwidth

214

1 + ( 2 π x F x R

215

Measurements Below Full Scale

216

Low-Level Measurement Errors

217

Common Mode Errors

218

AC Current Measurement Errors

218

EMF and bias current errors

219

Specifications

221

DC Characteristics

222

Measuring Characteristics

223

Chapter 8 Specifications

223

AC Characteristics

224

General Information

228

HOLD Sensitivity:

228

Product Dimensions

229

≤ 150 µV

230

≤ 15 µV

230

≤ 1.5 µV

230

≤ 40 µV

231

Sensitivity

232

Resolution

233

Accuracy

233

Transfer Accuracy

234

24-Hour Accuracy

234

90-Day and 1-Year Accuracy

234

Temperature Coefficients

234

IndexIndex

237

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