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If the meter “freezes” (like a computer) and buttons become unresponsive, try resetting the
instrument by pushing the RESET button on its right side (callout 1-11 of Fig. 1) with the
end of a paper clip.

Remove the batteries when storing this product for an extended period of time.

Do not drop or disassemble the instrument or immerse it in water.

REPLACEMENT PARTS & OPTIONAL ACCESSORIES

• Type K and Type J thermocouples

• 9-VDC adapter for 110VAC power supply

• Spare UVA probe

• Spare UVC probe

WARRANTY INFORMATION

General Tools & Instruments’ (General’s) UV254SD UVA and UVC Light Meter with
Datalogging SD Card is warranted to the original purchaser to be free from defects in
material and workmanship. Subject to certain restrictions, General will repair or replace this
instrument if, after examination, the company determines it to be defective in material or
workmanship for a period of one year.

This warranty does not apply to damages that General determines to be from an attempted
repair by non-authorized personnel or misuse, alterations, normal wear and tear, or
accidental damage. The defective unit must be returned to General Tools & Instruments or
to a General authorized service center, freight prepaid and insured.

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.

RETURN FOR REPAIR POLICY

Every effort has been made to provide you with a reliable product of superior quality.
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
212-431-6100

Remember to include a copy of your proof of purchase, your return address, and your
phone number and/or e-mail address.

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Summary of Contents for UV254SD

Page 1: ...UV254SD USER S MANUAL UVA AND UVC LIGHT METER WITH DATALOGGING SD CARD Please read this manual carefully and thoroughly before using this product...

Page 2: ...p 5 6 Normal Operation 7 Holding and Storing Measurements 8 Automatic vs Manual Datalogging 8 9 Transferring Data from the SD Card to a Computer 9 Specifications 10 Maintenance Troubleshooting Tips 10...

Page 3: ...h the instrument Because it is microprocessor based the UV254SD can make full use of the portability reliability and large storage capacities that SD memory cards offer Measurements of light intensity...

Page 4: ...tors and other physical features of the UV254SD and its two supplied probes 4 1 1 Liquid crystal display 1 2 POWER ESC button 1 3 FUNC HOLD NEXT button 1 4 REC ENTER button 1 5 SET button 1 6 LOGGER b...

Page 5: ...AtE appears on the display Quickly within three seconds press the REC ENTER button The word dAtE will appear in the center of the display along with the flashing value 00 00 00 at the lower left above...

Page 6: ...e thermocouple type has been selected and stored the display will show a value above the letters SP t Press the SET or LOGGER button to decrease or increase the value until the desired sampling time a...

Page 7: ...for at least three seconds until you hear a beep Then remove the cap from the probe Holding the probe by its handle point the sensor at its end directly at the light source The display will read out t...

Page 8: ...datalogging press the REC ENTER button once The top line of the display will then show the term REC Pressing the LOGGER button at this point will make REC flash and add the flashing term LOGGER at th...

Page 9: ...press the REC ENTER button and hold it for at least three seconds This action causes the REC message to disappear from the top line of the display TRANSFERRING DATA FROM THE SD CARD TO A COMPUTER Aft...

Page 10: ...saving data 30 mADC with backlight on Dimensions of meter 6 97 x 2 68 x 1 77 in 177 x 68 x 45mm Weight of meter 12 38 oz 351g Dimensions of UVA probe head 1 77 in diagonal x 1 26 in L 45 x 32mm Dimens...

Page 11: ...zed personnel or misuse alterations normal wear and tear or accidental damage The defective unit must be returned to General Tools Instruments or to a General authorized service center freight prepaid...

Page 12: ...31 6100 FAX 212 431 6499 TOLL FREE 800 697 8665 e mail sales generaltools com www generaltools com UV254SD User s Manual Specifications subject to change without notice 2010 GENERAL TOOLS INSTRUMENTS...

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