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Summary of Contents for General DT4208SD
- Page 1 12-CHANNEL TEMPERATURE RECORDER WITH EXCEL-FORMATTED DATA LOGGING SD CARD USER’S MANUAL DT4208SD 99 Washington Street Melrose, MA 02176 Phone 781-665-1400 Toll Free 1-800-517-8431 Visit us at www.TestEquipmentDepot.com 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 What’s in the Case. -
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 DT4208SD has a backlit 3.9 in. diagonal display and is powered by eight “AA” batteries or an optional 9-VDC AC adapter. -
Page 4: Key Features
• Powered by eight “AA” batteries or optional 9V AC/DC adapter WHAT’S IN THE CASE The DT4208SD comes fully assembled in a carrying case along with a 2 GB SD memory card, two general-purpose “K” type thermocouples (General P/N TPK500) and this user’s manual. -
Page 5: Product Overview
Figure 1 shows all of the controls and indicators on the front, right side, back and top of the DT4208SD. Familiarize yourself with the positions and functions of these controls, indicators and connectors before moving on to the Setup Instructions. -
Page 6: Setup Instructions
Now power on the instrument by pressing the POWER/ESC button (callout 1-2) to generate a short beep. (To power off the DT4208SD, press the POWER/ESC button and hold it until the instrument responds with a long beep.) When the temperature recorder powers on, a series of transient startup screens will briefly appear. - Page 7 (“yES” for enable; “no” for disable) is displayed. Press the REC/ENTER button to store the selection. If enabled, the APO function shuts off the DT4208SD if no front-panel buttons are pressed during any ten-minute period.
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Page 8: Adjusting Thermcouple Offsets
POWER/ESC button to exit setup mode and enter normal operating mode. ADJUSTING THERMOCOUPLE OFFSETS To maximize the accuracy of measurements, General strongly recommends that you compensate for (offset) the small measurement error peculiar to each thermocouple used with the instrument. -
Page 9: Operating Instructions
OPERATING INSTRUCTIONS NORMAL OPERATION 1. To prepare to make measurements, power on the DT4208SD and make sure an SD card is firmly seated in the socket on the bottom of the instrument. By default, the DT4208SD uses Celsius units for temperature measurements. If you wish to make Fahrenheit units the default, press the SET button to enter setup mode. -
Page 10: Holding And Storing Measurements
AUTOMATIC VS. MANUAL DATA LOGGING The DT4208SD can automatically log data at 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 button (which has the words “Sampling time check”... - Page 11 3. To end automatic data logging, first press the LOGGER button to pause data logging. Then press the REC/ENTER button and hold it for at least two seconds. This will cause “REC” to disappear. 4. To log data manually, set the sampling time to zero using Step 9 of the Setup Instructions on p.
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Page 12: Transferring Data From The Sd Card To A Computer
TRANSFERRING DATA FROM THE SD CARD TO A COMPUTER After automatic or manual data logging of measurements, or loop data recording, remove the SD card from the instrument and plug it into your computer either directly (if it has an SD card slot) or through an SD card reader. -
Page 13: Specifications
SPECIFICATIONS Display type LCD with green backlight Display size 3.23 x 2.40 in. (82 x 61mm) Parameter measured Temperature (in °F or °C) Measurement range With “K” type thermocouples: -148° to 2372°F (-100° to 1300°C); two included TPK500 probes have measurement range of -50°... -
Page 14: Maintenance & Troubleshooting Tips
• Other “K” type thermocouple probes and extenders of various diameters, types and measurement ranges • 9VDC adapter for a 110V power supply (General P/N AC1) Types “J”, “T”, “E”, “R” and “S” thermocouples are widely available from industrial distributors. -
Page 15: Warranty Information
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 16 99 Washington Street Melrose, MA 02176 Phone 781-665-1400 Toll Free 1-800-517-8431 Visit us at www.TestEquipmentDepot.com Specifications subject to change without notice ©2013 GENERAL TOOLS & INSTRUMENTS NOTICE - WE ARE NOT RESPONSIBLE FOR TYPOGRAPHICAL ERRORS. MAN# DT4208SD 3/27/13...
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