Setting Data Decimal Format (dEC) ............. 14 Enabling/Disabling Auto Power Off (PoFF) .......... 14 Enabling/Disabling the Beeper (bEEP) ..........14 Selecting the Temperature Unit of Measure (t-CF) ......15 Setting the Data Logging Sampling Rate (SP-t) ........15 continued... REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
Product Disposal and Recycling .............. 22 Product Support ..................23 Introduction Thank you for purchasing your REED R6250SD Data Logging Heat Stress Meter. Please read the following instructions carefully before using your instrument. By following the steps outlined in this manual your meter will provide years of reliable service.
• In/Out function displays the WBGT value with or without direct sun exposure • Black Globe Temperature (TG) monitors the effects of direct solar radiation on an exposed surface • Adjustable audible alarm • User selectable unit of measure (°F or °C) • Data hold and Max/Min functions • Real-time datalogger with integrated SD memory card • User selectable sampling rate from 1 to 3600 seconds • Easy-to-read backlit LCD display • Tripod mount for long-term monitoring • Low battery indicator and auto shut off REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
POWER HOLD ENTER NEXT TIME SAMPLING CHECK CHECK SD Series Data Logger R6250SD 1. Black Globe Temperature 9. REC/ENTER Button Sensor 10. LOG/Up/SAMPLING CHECK 2. Black Globe Support Screws Button 3. POWER/Backlight/ESC Button 11. RS232 Output Jack 4. SET/Down/TIME CHECK 12.
1. Measurement Reading Indicator 2. Date & Time Values/Measurement Modes Indicator 3. Date/Time Stamp 4. Temperature Unit of Measure 5. Unit of Measure 6. Maximum and Minimum Indicators 7. Record Mode Indicator 8. Data Hold Indicator 9. Low Battery Indicator REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
POWER button for 2 seconds. Note: This meter can be powered by either 6 x "AA" batteries or an AC adapter (sold separately). Selecting Measurement Modes The R6250SD offers 5 types of measurement modes to choose from: • Wet Bulb Globe Temperature (WBGT) • Wet Bulb Temperature (WB) • Dew Point Temperature • Humidity and Air Temperature (TA)
Select the "dP" function (see Selecting Measurement Modes for details). The top part of the display will indicate the Dew Point value while the lower part of the display will indicate "dP" as shown below. continued... REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
Select the "tg" function (see Selecting Measurement Modes for details). The top part of the display will indicate the black globe temperature value while the lower part of the display will indicate "tg" as shown below. continued... REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
When in recording mode the POWER button is disabled and the meter cannot be turned off. Backlight After powering the meter ON, the LCD Backlight will turn on automatically. Press the BACKLIGHT button to turn the LCD Backlight on or off. REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
Note: At any time, you can press the ESC button to exit the Setup mode and resume normal operation. The internal clock will keep accurate time when the meter is powered off. When new batteries are installed the clock will have to be reset. continued... REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
Follow steps 1 and 2 when "bEEP" appears on the LCD. Press the buttons to select between ON (enabled) or OFF (disabled). Press the ENTER button to confirm selection and skip to next parameter. continued... REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
If the formatting process fails, the meter will display "-E-". Verify Set Time and Date During normal operation press the TIME CHECK button to display the year, month, date, hour, minute, seconds and selected sampling rate. continued... REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
Note: If a card is not inserted or the card is defective, the meter will flash "CArD -E-" . In this case, power the meter OFF and try again with another SD memory card or verify that the card is correctly inserted. continued... REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
To pause the data logging session press the LOG button and "REC" will stop flashing. To resume press the LOG button again. To end the current data logging session pause the data logging session and hold the REC button until "REC" disappears. continued... REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
Unit Value Unit Value Unit Value Unit Value 11:42:27 11:42:29 11:42:31 11:42:33 11:42:35 11:42:37 11:42:39 11:42:41 11:42:43 11:42:45 11:42:47 11:42:49 Unit 19-07-10 19-07-10 19-07-10 19-07-10 19-07-10 19-07-10 19-07-10 19-07-10 19-07-10 19-07-10 19-07-10 19-07-10 REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
Remove the battery cover. Replace 6 x "AA" batteries. Secure the battery cover with the two (2) Phillips screws. Applications • Sports (leisure, organized, and professional) • Monitor seasonal conditions to ensure safe environment at school or daycare • Ensuring safe work environments REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
• Whether the backlight is ON or OFF • Environmental Conditions during data logging As a reference, using alkaline batteries with both the backlight and beeper on while automatic data logging at a 2 second sampling rate; the batteries will last approximately 14 hours. REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
REED Instruments guarantees this instrument to be free of defects in material or workmanship for a period of one (1) year from date of shipment. During the warranty period, REED Instruments will repair or replace, at no charge, products or parts of a product that proves to be defective because of improper material or workmanship, under normal use and maintenance.
Product Support If you have any questions on your product, please contact your authorized REED distributor or REED Instruments Customer Service by phone at 1-877-849-2127 or by email at info@reedinstruments.com. Please visit www.REEDINSTRUMENTS.com for the most up-to-date manuals, datasheets, product guides and software.
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TeST & MeaSuRe wITH ConfIDenCe CHeCk ouT ouR LaTeST PRoDuCTS! REED Instruments 1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com...
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