Keysight U1231A Bedienungsanleitung

Keysight U1231A/

U1232A/U1233A

Handheld Multimeter

Quick Start

Guide

2 Keysight U1231A/U1232A/U1233A Quick Start Guide

Contacting Keysight

www.keysight.com/find/assist

(worldwide contact information for

repair and service)

Safety and EMC Information

This meter is safety-certified in

compliance with EN 61010-1 (IEC

61010-1:2001) for CAT-III 600 V,

Pollution Degree II Environment.

EMC designed in compliance with

EN61326-1. Use with standard or

compatible test probes.

Safety Notices

CAUTION

A CAUTION notice denotes a

hazard. It calls attention to an

operating 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

performed or adhered to, could

result in personal injury or

death. Do not proceed beyond a

WARNING notice until the

indicated conditions are fully

understood and met.

Safety symbols

Earth (ground) terminal

Equipment protected

throughout by double

insulation or reinforced

insulation

Caution, risk of electric

shock

Caution, risk of danger

(refer to this manual for

specific Warning or Caution

information)

Category III 600 V

overvoltage protection

CAT IV

600 V

2 Keysight U1231A/U1232A/U1233A Quick Start Guide

For further safety information details, refer to the

Keysight U1231A/U1232A/U1233A Handheld Multimeter User’s Guide.

ENGLISH

Keysight U1231A/U1232A/U1233A Quick Start Guide 3

ENGLISH

Verify that you received the following items in the

shipment of your multimeter:

✔One pair of red and black test leads

✔Four 1.5 V AAA alkaline battery

✔Printed copy of the U1231A/U1232A/U1233A

Quick Start Guide

If any item is missing or damaged, keep the

shipping materials and contact the nearest

Keysight Sales Office.

NOTE

The descriptions and instructions in this guide apply

to the U1231A, U1232A, and U1233A handheld

multimeters.

The model U1233A appears in all illustrations.

All related documents and software are available for

download at www.keysight.com/find/hhTechLib.

4 Keysight U1231A/U1232A/U1233A Quick Start Guide

ENGLISH

Install the Batteries

Your multimeter is powered by four 1.5 V AAA

alkaline batteries (included with the shipment).

1Turn the multimeter OFF and

remove the test leads from the

terminals.

2Loosen the screw on the battery

cover with a suitable Phillips

screwdriver.

3Remove the battery cover and

observe the polarity markings.

4Insert the batteries and replace the battery

cover and screw.

Turn On the Multimeter

To power ON your

multimeter, turn the rotary

switch to any other

position.

Controlling the Multimeter Remotely

Your multimeter is

capable of remote data

logging.

To use this feature, you

will need a PC running a

Windows operating

system, an IR-USB cable

(U1173A, purchased

separately), and the Keysight GUI Data Logger

Software.

To PC

(host)

Keysight U1231A/U1232A/U1233A Quick Start Guide 5

ENGLISH

The Keysight GUI Data Logger software is

downloadable for free from www.keysight.com/

find/hhTechLib.

The Multimeter at a Glance

Vsense ind icator

Keypad

Rotary switch

LED flashlight

Battery cover

Tilt stand

Display screen

Input terminals

Test lead/probe holders

IR communication port

(U1233A only)

6 Keysight U1231A/U1232A/U1233A Quick Start Guide

ENGLISH

Understanding the Rotary Switch

NOTE

Some rotary switch positions have a shifted

function printed in orange. Press to switch

between the shifted and regular function.

Shift

Esc

Legend Functions shown in the primary d isplay

Low input impedance — VZLOW Auto (AC or DC)/

VZLOW DC V/VZLOW AC V for eliminating ghost voltages

AC V/Frequency

DC V

Resistance/Short continuity/Open continuity[a]

Diode

Capacitance/Temperature (U1233A only)

Capacitance/Auxiliary Temperature (U1232A only)

Capacitance (U1231A only)

DC or AC A/Frequency

DC or AC μA/Frequency

Clamp-on AC or DC A/Frequency (U1231A only)

Auxiliary Temperature (U1231A only)

[a] Open continuity option must be enabled through the multimeter’s Setup ( >

). Open continuity is disabled by default.

WARNING

Remove the test leads from the measuring source or

target before changing the rotary switch position.

Refer to the U1231A/U1232A/U1233A User’s Guide for

a complete list and description of all rotary switch

labels for each separate multimeter model.

AUX

Keysight U1231A/U1232A/U1233A Quick Start Guide 7

ENGLISH

Understanding the Keypad

Understanding the Input Terminals

Legend Key response when pressed for:

Less than 1 second More than 1 second

Sets the null/relative mode Enters the Hold-Log Recall

Starts the MaxMin recording Stops the MaxMin recording

Sets a manual range Enables autoranging

Freezes and stores the present

reading in the display

Automatically freezes the

present reading once the

reading is stable

Turns the LCD backlight on or off. Turns the LED flashlight on or

off.

Switches between the regular

and shifted (icons printed in

orange) functions

U1233A only: Enables the

non-contact voltage detector

(Vsense).

Null

Recall

Max

Min

Auto

Range

Auto

TriHold

Log

Shift

Esc

Rotary position for

U1232A and U1233A Input terminals Overload protection

600 Vrms

600 Vrms for

short circuit <0.3 A

11 A/1000 V,

fast-acting fuse

AUX

8 Keysight U1231A/U1232A/U1233A Quick Start Guide

ENGLISH

Non-contact voltage detector (Vsense)

WARNING

Voltage could still be present even if there is no alert

indication. Do not rely on the Vsense detector with

shielded wire. Never touch live voltage or conductor

without the necessary insulation protection.

The Vsense detector may be affected by differences in

socket design, insulation thickness, and insulation

type.

Voltage source

>1s

NOTE

Press to change the Vsense detector’s sensitivity

from Hi.SE (high sensitivity) to Lo.SE (low sensitivity).

Auto

Range

Keysight U1231A/U1232A/U1233A Quick Start Guide 9

ENGLISH

Performing Measurements

AC voltage measurements

DC voltage measurement

Voltage source

10 Keysight U1231A/U1232A/U1233A Quick Start Guide

ENGLISH

Resistance measurement

Continuity test

Resistor

Shift

Esc

(closed)

OFF

(open)

Press again to switch

between testing for shorted ( )

or open ( ) contacts.

Shift

Esc

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