Related Manuals for General DT4947SD
Summary of Contents for General DT4947SD
- Page 1 DT4947SD USER’S MANUAL 4-CHANNEL THERMOMETER WITH DATALOGGING SD CARD Please read this manual carefully and thoroughly before using this product.
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Page 2: Table Of Contents
TABLE OF CONTENTS Introduction ....... . . 3 Key Features ....... . 4 Operating Instructions . -
Page 3: Introduction
SD card reader. The data logs are stored on the card as files with the .xls extension, which can be opened by Microsoft’s Excel application. The DT4947SD has a backlit 2-1/2 in. diagonal display and is powered by six “AA” Alkaline batteries or an optional 9-VDC AC adapter. -
Page 4: Key Features
OPERATING INSTRUCTIONS WHAT’S IN THE CASE The DT4947SD comes fully assembled in a carrying case along with two Type K thermocouples, a 2 GB SD memory card and this user’s manual. Optional accessories available from General Tools & Instruments include: •... - Page 5 FRONT BOTTOM BACK RIGHT SIDE Fig. 1. The DT4947SD’s controls and indicators and other physical features 1-1 Liquid-crystal display 1-11 PT2 input jack 1-2 POWER/ESC button 1-12 RS-232 output jack 1-3 HOLD/NEXT button 1-13 Socket for 9VDC AC adapter 1-4 REC/ENTER button...
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Page 6: Setup
Now power on the instrument by pressing the POWER/ESC button (callout 1-2) to generate a short beep. (To power off the DT4947SD, press the POWER/ESC button and hold it until the instrument responds with a long beep.) When the thermometer powers on, a series of transient startup screens will briefly appear. - Page 7 T1-T2 M button until the desired automatic power off management scheme (“yES” for enable; “no” for disable) is displayed. Press the REC/ENTER button to store the selection. If enabled, the power off function shuts off the DT4947SD after a period of inactivity of ten minutes.
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Page 8: Adjusting Probe Offsets
Repeat the procedure for each RTD to be used. NORMAL OPERATION 1. To prepare to make measurements, power on the DT4947SD and make sure an SD card is firmly seated in the socket on the bottom of the unit. -
Page 9: Holding And Storing Measurements
AUTOMATIC VS. MANUAL DATALOGGING The DT4947SD can automatically log data with a user-selected sampling period from 1 second to 3,600 seconds (one hour). To view the sampling time that the instrument has been set up to use, press the LOGGER OFFSET button (which has the words “Sampling check”... -
Page 10: Transferring Data From The Sd Card To A Computer
1. To start automatic datalogging, press the REC/ENTER button once. The top line of the display will then show the term “REC”. Pressing the LOGGER OFFSET button at this point will make REC flash and add the flashing term “LOGGER” at the top right of the display. This indicates that the instrument is currently storing measured values and their time stamps in memory. - Page 11 Fig. 2. Typical Excel data-only screen Fig. 3. Typical Excel graphics-only screen...
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Page 12: Specifications
SPECIFICATIONS Embedded microcontroller Custom one-chip LSI device Display type Liquid-crystal with green backlight Display size 2.05 x 1.5 in. (52 x 38mm) Parameter measured Temperature (in ºF or ºC) Measurement range For Pt 100 ohm probes: -327º to 1562ºF; for thermocouples, depends on type Measurement accuracy For Pt 100 ohm probes: ±... -
Page 13: Maintenance Tips
Acceptance of the exclusive repair and replacement remedies described herein is a condition of the contract for purchase of this product. In no event shall General be liable for any incidental, special, consequential or punitive damages, or for any cost, attorneys’ fees, expenses, or losses alleged to be a consequence of any damage due to failure of, or defect in any product including, but not limited to, any claims for loss of profits. -
Page 14: Return For Repair Policy
However, in the event your instrument requires repair, please contact our Customer Service to obtain an RGA (Return Goods Authorization) number before forwarding the unit via prepaid freight to the attention of our Service Center at this address: General Tools & Instruments 80 White Street New York, NY 10013... - Page 15 NOTES __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________...
- Page 16 New York, NY 10013-3567 PHONE (212) 431-6100 FAX (212) 431-6499 TOLL FREE (800) 697-8665 e-mail: sales@generaltools.com www.generaltools.com DT4947SD User’s Manual Specifications subject to change without notice ©2010 GENERAL TOOLS & INSTRUMENTS NOTICE - WE ARE NOT RESPONSIBLE FOR TYPOGRAPHICAL ERRORS. MAN#DT4947SD 6/9/11...
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