Keysight U1231A, U1232A, U1233A Quick Start Guide

Keysight U1231A/
U1232A/U1233A
Handheld Multimeter

Quick Start
Guide

CAUTION

WARNING

CAT III

600 V

ENGLISH

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. Measurement Category
CAT III 600 V; Pollution Degree II.

EMC designed in compliance with
EN61326-1/IEC61326-1. Use with
standard or compatible test probes.

Safety Notices

Safety symbols

Earth (ground) terminal

Equipment protected
throughout by double
insulation or reinforced
insulation

Caution, risk of danger
(refer to this manual for
specific Warning or Caution
information)

Fuse

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.

Alternating current

Direct current

Battery, general

Category III 600 V
overvoltage protection

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.

For further safety information details, refer to the

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

2 Keysight U1231A/U1232A/U1233A Quick Start Guide

Verify that you received the following items in the

NOTE

shipment of your multimeter:

✔ U1167A 4 mm tips probes test leads
✔ 4 x 1.5 V batteries
✔ Certificate of Calibration

If any item is missing or damaged, keep the
shipping materials and contact the nearest
Keysight Sales Office.

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.

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Keysight U1231A/U1232A/U1233A Quick Start Guide 3

ENGLISH

To PC
(host)

Install the Batteries

Your multimeter is powered by four 1.5 V AAA
alkaline batteries (included with the shipment).

1 Turn the multimeter OFF and

remove the test leads from the
terminals.

2 Loosen the screw on the battery

cover with a suitable Phillips
screwdriver.

3 Remove the battery cover and

observe the polarity markings.

4 Insert 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.

4 Keysight U1231A/U1232A/U1233A Quick Start Guide

The Keysight GUI Data Logger software is

Vsense ind icator

Keypad

Rotary switch

LED flashl ight

Battery cover

Tilt stand

Display screen

Input terminals

Test lead/probe holders

IR communication port

(U1233A only)

downloadable for free from www.keysight.com/

find/hhTechLib.

The Multimeter at a Glance

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Keysight U1231A/U1232A/U1233A Quick Start Guide 5

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NOTE

S

h

i

f

t

E

s

c

WARNING

Hz

AUX

Hz

Hz

AUX

Hz

AUX

Understanding the Rotary Switch

Some rotary switch positions have a shifted
function printed in orange. Press to switch

between the shifted and regular function.

Legend Functions shown in the primary display

Low input impedance — VZ

DC V/VZ

VZ

LOW

AC V for eliminating ghost voltages

LOW

AC V/Frequency

DC V

Resistance/Short continuity/Open continuity

Diode

Capacitance/Temperature (U1233A only)

Capacitance/Auxiliary Temperature (U1232A only)

Capacitance (U1231A only)

DC or AC A/Frequency

DC or AC μA/Frequency

Auto (AC or DC)/

LOW

[a]

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.

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.

6 Keysight U1231A/U1232A/U1233A Quick Start Guide