Agilent Technologies U3401A Manuale utente

Agilent Technologies

Agilent U3401A

4 1/2 Digit Dual Display

Multimeter

Quick Start Guide

ii U3401A Quick Start Guide

Notices

No part of this manual may be reproduced in

any form or by any means (including elec-

tronic storage and retrieval or translation

into a foreign language) without prior agree-

ment and written consent from Agilent

Technologies, Inc. as governed by United

States and international copyright laws.

Manual Part Number

U3401-90019

Edition

First Edition, March 18, 2009

Printed in Malaysia

Agilent Technologies, Inc.

3501 Stevens Creek Blvd.

Santa Clara, CA 95051 USA

Warranty

The material contained in this docu-

ment is provided “as is,” and is sub-

ject to being changed, without notice,

in future editions. Further, to the max-

imum extent permitted by applicable

law, Agilent 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 par-

ticular purpose. Agilent shall not be

liable for errors or for incidental or

consequential damages in connec-

tion with the furnishing, use, or per-

formance of this document or of any

information contained herein. Should

Agilent and the user have a separate

written agreement with warranty

terms covering the material in this

document that conflict with these

terms, the warranty terms in the sep-

arate 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 accor-

dance with the terms of such license.

Restricted Rights Legend

U.S. Government Restricted Rights. Soft-

ware and technical data rights granted to

the federal government include only those

rights customarily provided to end user cus-

tomers. Agilent provides this customary

commercial license in Software and techni-

cal data pursuant to FAR 12.211 (Technical

Data) and 12.212 (Computer Software) and,

for the Department of Defense, DFARS

252.227-7015 (Technical Data - Commercial

Items) and DFARS 227.7202-3 (Rights in

Commercial Computer Software or Com-

puter Software Documentation).

Safety Notices

CAUTION

A CAUTION notice denotes a haz-

ard. It calls attention to an operat-

ing procedure, practice, or the like

that, if not correctly performed or

adhered to, could result in damage

to the product or loss of important

data. Do not proceed beyond a

CAUTION notice until the indicated

conditions are fully understood and

met.

WARNING

A WARNING notice denotes a

hazard. It calls attention to an

operating procedure, practice, or

the like that, if not correctly per-

formed or adhered to, could result

in personal injury or death. Do not

proceed beyond a WARNING

notice until the indicated condi-

tions are fully understood and

met.

iii U3401A Quick Start Guide

Contents

The Front Panel at a Glance 1

The Display at a Glance 2

Getting Started 4

1 Connect the power cord 4

2 Adjust the carrying handle 4

3 Connect the test leads to the input terminals 5

4 Turn on the multimeter 5

5 Select a function 6

6 Set the range 6

7 Using the secondary display 6

8 Math operation 7

9 For more information 8

iv U3401A Quick Start Guide

Getting Started 1

U3401A Quick Start Guide 1

The Front Panel at a Glance

Measurement

function

keypads

Secondary display

Input terminals

and current fuse

Autoranging,

manual range,

and comparator

operation

Power

on/off

switch

Math

operation

keypads

Shift

Primary display

1GettingStarted

2U3401A Quick Start Guide

The Display at a Glance

Figure 1-1 VFD full display with all segments illuminated

The highly visible vacuum fluorescent display (VFD) annunciators are

described in the following table:

Annunciator Description

Primary display

S Reading rate: Slow. Not applicable for the U3401A.

M Reading rate: Medium. Not applicable for the U3401A.

F Reading rate: Fast. Not applicable for the U3401A.

PEAK Peak measurement. Not applicable for the U3401A.

HOLD Data hold

MIN MinMax math operation: Minimum value shown on the primary display

MAX MinMax math operation: Maximum value shown on the primary display

REL Relative value

dBm Decibel unit relative to 1 mW

4 2 W 4-wire/2-wire resistance. Not applicable for the U3401A.

Diode test

Audible continuity test for resistance

AUTO Autoranging

DC Direct current

AC Alternating current

DCAC AC + DC

Polarity, digits, and decimal points for primary display

°C Celcius temperature unit. Not applicable for the U3401A.

°F Fahrenheit temperature unit. Not applicable for the U3401A.

mV Voltage unit: mV, V

Getting Started 1

U3401A Quick Start Guide 3

Annunciator Description

μmA Current unit: μA, mA, A

μmnF Capacitance unit: μF, nF, mF

MkΩResistance unit: Ω, kΩ, MΩ

MkHz Frequency unit: Hz, kHz, MHz

Secondary display

Polarity, digits, and decimal points for primary display

μmnF Capacitance unit: μF, nF, mF

°C Celcius temperature unit. Not applicable for the U3401A.

°F Fahrenheit temperature unit. Not applicable for the U3401A.

% Duty cycle measurement

mV Voltage unit: mV, V

μmA Current unit: μA, mA, A

SShiftmode

MkΩResistance unit: Ω, kΩ, MΩ

2ND Secondary display is enabled. Not applicable for the U3401A.

AUTO Autoranging

DC Direct current

AC Alternating current

DCAC AC + DC

COMP Compare operation

dBm Decibel unit relative to 1 mW

CAL Calibration mode

EXT External. Not applicable for the U3401A.

TRIG Trigger mode

REMOTE Remote interface control. For calibration use only.

LOCAL Local mode

STO Store instrument state. Not applicable for the U3401A.

RCL Recall stored instrument state. Not applicable for the U3401A.

1GettingStarted

4U3401A Quick Start Guide

Getting Started

This section describes the basic step- by- step procedures on how to

operate the multimeter.

1Connect the power cord

2Adjust the carrying handle

Grasp the handle by the sides and pull outward as indicated by the red

arrows below.

Then, adjust the handle to the desired position.

NOTE

The line voltage switch and fuse are set at the factory according to the country of

destination.

Getting Started 1

U3401A Quick Start Guide 5

3Connect the test leads to the input terminals

4Turn on the multimeter

Push to turn on the multimeter. The front- panel display

illuminates while the multimeter performs its power- on self- test.

The multimeter powers up in the DC voltage function with autoranging

enabled. Typical display :

–

AC or DC voltage, frequency, or resistance measurement and

diode or continuity test.

–

AC or DC current

up to 10 A RMS

–

AC or DC current

1GettingStarted

6U3401A Quick Start Guide

5Select a function

Press one of the following keys to select a measurement function.

6Set the range

For most measurement functions, you can allow the multimeter to

select the range automatically by using the autoranging function, or you

can select a fixed range using manual ranging. The AUTO annunciator is

displayed when the autoranging function is selected.

7Using the secondary display

Press followed by a specified function keys such a , ,

, or to enable the secondary display mode.

Selects autoranging and disables manual ranging. Press

to toggle between the manual ranging and autoranging.

Selects a higher range and disable autoranging.

Selects a lower range and disable autoranging.

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