Twilight DT4200 Bedienungsanleitung
EN
DT4222
DIGITAL MULTIMETER
DT4221
Instruction Manual
Aug. 2016 Revised edition 2
DT4221A981-02 16-08H
DT4223
DT4224
i
Contents
Introduction................................................................... 1
Verifying Package Contents ........................................ 1
Options (sold separately) ............................................ 2
Safety Notes.................................................................. 3
Usage Notes.................................................................. 8
1 Overview 11
1.1 Overview and Features........................... 11
1.2 Parts Names and Functions................... 13
1.3 Display ..................................................... 18
1.4 Voltage Input Protected
(DT4223, DT4224) .................................... 19
1.5 Alarm Display and Battery Indicator ..... 20
2 Preparation for Measurements 21
2.1 Measurement Workflow.......................... 21
2.2 Inserting/Replacing the Battery ............. 22
2.3 Using Test Leads..................................... 24
2.4 Installation in Measurement Location... 27
Hanging the instrument with the strap ................27
3 Performing Measurements 29
3.1 Inspection Before Use ............................ 29
3.2 Measuring Voltage................................... 33
Measuring AC voltage.........................................33
Measuring DC voltage ........................................34
Measurement using the AC/DC automatic
judgment (DT4221, DT4223) ..............................34
3.3 Measuring Frequencies .......................... 35
DT4221A981-02
ii
Contents
3.4 Checking Continuity ............................... 36
3.5 Measuring Diode (DT4222, DT4224) ...... 37
3.6 Measuring Resistance
(DT4222, DT4223, DT4224) ..................... 38
3.7 Measuring Capacitance
(DT4222, DT4224) .................................... 39
3.8 Checking the Electric Charge
(DT4221, DT4223) .................................... 40
4 Using Instrument Conveniently 41
4.1 Selecting the Measurement Range........ 41
Measuring with the auto range ...........................41
Measuring with the manual range.......................42
4.2 Retaining the Measured Value ............... 43
Retaining the measured value manually
(HOLD) ...............................................................43
Automatically retaining the measured value
when the value stablizes (AUTO HOLD)
(DT4223, DT4224)..............................................44
4.3 Reducing the Noise (FILTER)................. 46
4.4 Checking the Relative Value/
Performing Zero Adjustment.................. 48
Checking the relative value (REL) ......................48
Performing zero adjustment................................49
4.5 Turning On the Backlight........................ 51
4.6 Using the Auto Power Save (APS)......... 51
4.7 Power-on Option Table ........................... 52
5 Specifications 55
5.1 General Specifications ........................... 55
5.2 Electrical Characteristics ....................... 57
5.3 Accuracy Table........................................ 59
iv
Contents
1
Introduction
Introduction
Thank you for purchasing the Hioki DT4221, DT4222, DT4223,
DT4224 Digital Multimeter. To obtain maximum performance
from the product, please read this manual first, and keep it
handy for future reference.
Verifying Package Contents
When you receive the instrument, inspect it carefully to ensure
that no damage occurred during shipping. In particular, check
the accessories, panel switches, and connectors. If damage is
evident, or if it fails to operate according to the specifications,
contact your authorized Hioki distributor or reseller.
Check the package contents as follows.
Instrument
(The holster has been attached.)
DT4221
DT4222
DT4224
DT4223
DT4911 Test Lead (p. 24)
LR03 Alkaline battery
Instruction Manual
(English)
Instruction manuals may
also be available in other
languages.
Please visit our website at
http://www.hioki.com
2
Options (sold separately)
Options (sold separately)
The following options are available for the instrument. Contact
your authorized Hioki distributor or reseller when ordering.
Connecting cables (p. 24)
L4933
Contact Pin Set
L4934
Small Alligator Clip Set
DT4911
Test Lead
33 V AC/70 V DC
CAT III 300 V/CAT II 600 V
C0200 Carrying Case
The instrument, test leads, instruction manual, and
others can be stored in the case.
Z5004, Z5020 Magnetic Strap (p. 27)
Attach this strap to the instrument and secure it on
the wall surface such as a metal plate for use.
3
Safety Notes
Safety Notes
This instrument is designed to conform to IEC 61010 Safety
Standards, and has been thoroughly tested for safety prior to
shipment. However, using the instrument in a way not described
in this manual may negate the provided safety features.
Before using the instrument, be certain to carefully read the
following safety notes.
DANGER
Mishandling during use could result in injury or
death, as well as damage to the instrument. Be
certain that you understand the instructions and
precautions in the manual before use.
WARNING
With regard to the electricity supply, there are
risks of electric shock, heat generation, fire, and
arc discharge due to short circuits. If persons
unfamiliar with electricity measuring instruments
are to use the instrument, another person familiar
with such instruments must supervise operations.
Protective gear
WARNING
To avoid electric shock when measuring live lines,
wear appropriate protective gear, such as insulated
rubber gloves, boots and a safety helmet.
4
Safety Notes
Notation
In this manual, the risk seriousness and the hazard levels are
classified as follows.
DANGER
Indicates an imminently hazardous situation
that will result in death or serious injury to the
operator.
WARNING
Indicates a potentially hazardous situation
that may result in death or serious injury to the
operator.
CAUTION
Indicates a potentially hazardous situation
that may result in minor or moderate injury to
the operator or damage to the instrument or
malfunction.
IMPORTANT
Indicates information related to the operation
of the instrument or maintenance tasks with
which the operators must be fully familiar.
Indicates a high voltage hazard.
If a particular safety check is not performed or
the instrument is mishandled, this may give
rise to a hazardous situation; the operator may
receive an electric shock, may get burnt or
may even be fatally injured.
Indicates a strong magnetic-field hazard.
The effects of the magnetic force can cause
abnormal operation of heart pacemakers and/
or medical electronics.
Indicates prohibited actions.
Indicates the action which must be performed.
*Additional information is presented below.
Dieses Handbuch passt für folgende Modelle
4
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