Keysight U1231A User manual

Keysight U1231A/
U1232A/U1233A
Handheld Multimeter
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. 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
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 danger
(refer to this manual for
specific Warning or Caution
information)
Fuse
Alternating current
Direct current
Battery, general
Category III 600 V
overvoltage protection
CAT III
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
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Verify that you received the following items in the
shipment of your multimeter:
4U1167A 4 mm tips probes test leads
44 x 1.5 V batteries
4Certificate of Calibration
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
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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 display
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.
Hz
AUX
Hz
Hz
AUX
Hz
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
menu
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
gLog
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
Hz
AUX
Hz
Hz

8 Keysight U1231A/U1232A/U1233A Quick Start Guide
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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.
AC
Voltage source
1
2
3
>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
AC
3
2
1
4
2
DC
3
Voltage source

10 Keysight U1231A/U1232A/U1233A Quick Start Guide
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Resistance measurement
Continuity test
4
3
2
1
Resistor
Shift
Esc
2
ON
(closed)
OFF
(open)
3
Press again to switch
between testing for shorted ( )
or open ( ) contacts.
Shift
Esc

Keysight U1231A/U1232A/U1233A Quick Start Guide 11
ENGLISH
Forward bias diode test
Reverse bias diode test
4
3
2
1
Forward bias diode
3
Reverse bias diode
4

12 Keysight U1231A/U1232A/U1233A Quick Start Guide
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Capacitance measurement
CAUTION
To avoid possible damage to the multimeter or to
the equipment under test, disconnect circuit power
and discharge all high-voltage capacitors before
measuring capacitance. Use the DC V function to
confirm that the capacitor is fully discharged.
4
3
2
1
Capacitance
NOTE
is shown on the bottom left of the display when
the capacitor is charging, and is shown when the
capacitor is discharging.

Keysight U1231A/U1232A/U1233A Quick Start Guide 13
ENGLISH
Temperature measurement
WARNING
Do not connect the thermocouple to electrically live
circuits. Doing so will potentially cause fire or electric
shock.
4
3
2
1
K-type thermocouple probe
Heat source
NOTE
– The multimeter uses a type-K thermocouple
probe (U1186A, purchased separately) for
measuring temperature.
– For auxiliary temperature measurement on the
U1231A and U1232A, a temperature module
such as the U1586B (purchased separately) is
required.

14 Keysight U1231A/U1232A/U1233A Quick Start Guide
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Current measurement (up to A)
WARNING
Always use the proper function. range, and terminals
for current measurements. Set the positive input
terminal to the A terminal for currents above 600 μA.
4
3
2
1
Voltage source
Voltage source

Keysight U1231A/U1232A/U1233A Quick Start Guide 15
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Current measurement (up to μA)
WARNING
Always use the proper function. range, and terminals
for current measurements. Set the positive input
terminal to the μA terminal for currents below 600 μA.
4
3
2
Voltage source
Voltage source
1

16 Keysight U1231A/U1232A/U1233A Quick Start Guide
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VZLOW measurement
4
3
2
1
Adjacent unused wiring
Energuzed wiring
NOTE
Ghost voltages can be caused by capacitive
coupling between energized wiring and adjacent
unused wiring. Use the VZLOW function to eliminate
ghost or induced voltages in your measurements.

Keysight U1231A/
U1232A/U1233A
Multimètre portable
Guide de mise
en route

Contacter Keysight
www.keysight.com/find/assist
(contacts pour la réparation et la
maintenance au niveau mondial)
Informations de sécurité
et de CEM
Cet instrument est conforme aux
normes EN 61010-1/CEI 61010-1.
Catégorie de mesure CAT III 600V;
degréII de pollution.
EMC conçu en conformité avec
EN61326-1/IEC61326-1. À utiliser
avec des sondes de test standard
ou compatibles.
Avertissements de sécurité
ATTENTION
La mention ATTENTION signale un
danger pour le matériel. Si la
manœuvre ou la procédure
correspondante n’est pas exécutée
correctement, il peut y avoir un
risque d’endommagement de
l’appareil ou de perte de données
importantes. En présence de la
mention ATTENTION, il convient de
s’interrompre tant que les
conditions indiquées n’ont pas été
parfaitement comprises et
respectées.
AVERTISSEMENT
La mention AVERTISSEMENT
signale un danger pour la
sécurité de l’opérateur. Si la
manœuvre ou la procédure
correspondante n’est pas
exécutée correctement, il peut
y avoir un risque grave, voire
mortel pour les personnes.
En présence d’une mention
AVERTISSEMENT, il convient de
s’interrompre tant que les
conditions indiquées n’ont pas
été parfaitement comprises et
satisfaites.
Symboles de sécurité
Borne de prise de terre
Équipement protégé par
une double isolation ou une
isolation renforcée
Attention, risque de danger
(reportez-vous au manuel
de l’instrument pour
obtenir des informations
détaillées sur les
avertissements et les mises
en garde)
Fusible
Courant alternatif
Courant continu
Batterie, générale
Protection contre les
surtensions de catégorie III
600 V
CAT III
600 V
18 Keysight U1231A/U1232A/U1233A Guide de mise en route
Pour plus d’informations sur la sécurité, consultez le U1231A/U1232A/
U1233A Multimètre portable Guide de l’utilisateur d’ Keysight.
FRANÇAIS

Keysight U1231A/U1232A/U1233A Guide de mise en route 19
FRANÇAIS
Assurez-vous d’avoir reçu les articles suivants
avec la livraison de votre multimètre :
4Cordons de test U1167A à pointe de sonde de
4 mm
44batteriesde1,5V
4Certificat d'étalonnage
Au cas où un article serait manquant ou
endommagé, conservez le matériel livré et
contactez le bureau de vente Keysight le plus
proche.
REMARQUE
Les descriptions et instructions contenues dans ce
guide s’appliquent aux U1231A, U1232A, U1233A et
multimètre portable.
Le modèle U1233A apparaît dans chaque illustration.
Tous les documents et logiciels associés peuvent
être téléchargés depuis le site www.keysight.com/
find/hhTechLib.

20 Keysight U1231A/U1232A/U1233A Guide de mise en route
FRANÇAIS
Installation des batteries
Le multimètre est alimenté par quatre piles
alcalines AAA de 1,5 V (incluses dans la livraison).
1Arrêtez le multimètre et retirez
les câbles de test des bornes.
2Desserrez les vis sur le couvercle
de batterie à l'aide d'un
tournevis cruciforme approprié.
3Retirez le capot du
compartiment de batterie et
repérez les marques de polarité.
4Insérez les piles et remettez en place le capot
du compartiment de batterie et la vis.
Mise sous tension du multimètre
Pour mettre le multimètre
sous tension, tournez le
commutateur rotatif sur
toute autre position.
Contrôle du multimètre à distance
Le multimètre vous
permet de journaliser
des données
à distance.
Pour utiliser cette
fonctionnalité, vous
aurez besoin d'un PC
avec un système
d'exploitation Windows, un câble IR-USB
(U1173A, acheté séparément), et du logiciel
Keysight GUI Data Logger.
Vers
l’ordinateur
(hôte)