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Introduction
Thank you for purchasing the HIOKI Model DT4900 Com-
munication Package (USB). To obtain maximum perfor-
mance from theproduct, please read this manual first,and
keep it handy for future reference.
Trademarks
• Windows, WindowsXP, WindowsVista, Windows7 and
Internet Explorer are registered trademarks of Microsoft
Corporation in the United States and/or other countries.
• Other trademarks are the property of their respective
owners.
The DT4900 is a software application for processing data
from supported instruments on a computer.
When you receive the product, inspect it carefully to en-
sure that no damage occurred during shipping. If damage
is evident, or if it fails to operate according to the specifi-
cations, contact your authorized Hioki distributor or re-
seller.
BeforeUsing thesoftware,please readthese notescarefully.
• HIOKI E.E. CORPORATION is the author of DT4900.
• Except for the purposes of processing data from sup-
ported instruments, copying, reproduction, or amend-
ment in whole or in part of DT4900 is prohibited by law.
• For the purpose of product development, the DT4900 is
subject to upgrading without notice.
• To publish material referencing the DT4900, the prior
consent of Hioki is required. The trade mark "HIOKI"
may not be used.
• Hioki cannot accept any responsibility whatever for the
results of a customers operation of the DT4900.
CD
• Always hold the disc by the edges, so as not to make
fingerprints on the disc or scratch the printing.
• Never touch the recorded side of the disc. Do not place
the disc directly on anything hard.
• Do not wet the disc with volatile alcohol or water, as
there is a possibility of the label printing disappearing.
• To write on the disc label surface, use a spirit-based felt
pen. Do not use a ball-point pen or hard-tipped pen,
because there is a danger of scratching the surface and
corrupting the data. Do not use adhesive labels.
• Do not expose the disc directly to the sun's rays, or keep
it in conditions of high temperature or humidity, as there
is a danger of warping, with consequent loss of data.
• To remove dirt, dust, or fingerprints from the disc, wipe
with a dry cloth, or use a CD cleaner. Always wipe from
the inside to the outside, and do no wipe with circular
movements. Never use abrasives or solvent cleaners.
• Hioki shall not be held liable for any problems with a
computer system that arises from the use of this CD, or
for any problem related to the purchase of a Hioki prod-
uct.
• If the product seems to be malfunctioning, contact your
authorized Hioki distributor or reseller.
• The latest version can be our web
site.
General Specifications
Functional specifications
(Communication software for Model DT4281 and DT4282)
Connect the supported instrument to the computer with
the included USB cable, taking care to align the cable's
connector with the receptacle on the communication
adapter.
• USB interface
• Use virtual COM port
(For more information, refer to the instruction manual in
the [\Manual] folder on the CD.)
Overview
Inspection
Usage Notes
Specifications
Product
One CD
• USB driver
•Application
• Communications command instruction man-
ual
Accessories USB cable .............................................1
Communication adapter........................1
Instruction manual ................................1
Supported
instruments HIOKI Model DT4281 and DT4282
Minimum PC
Requirement
(Communica-
tion software for
Model DT4281
and DT4282)
• CPU clocked at 1 GHz or greater
• 512 MB memory or more
• Windows XP (SP2 or later) / Vista (SP1 or
later) / 7 operational system
• Display: 1024 × 768 dots or more
• 30 MB hard disk space or more
• Communication interface: USB 2.0 (virtual
COM port)
For numerical settings, please adjust the settings on your PC so
that the period [.] is used to represent the decimal point, and the
comma [,] is used to separate groups of thousands.
Functions Changing instrument settings, saving mea-
surement data
Maximum
number of data
points 1,048,576
Record time
interval 00:00:01 to 99:99:99
Save format CSV data format
Hardware Connection
