WBGT threshold. You can use the WBGT Heat Stress Meter almost anywhere to determine appropriate exposure levels to high temperatures and avoid heat exhaustion during athletic events, military exercises, and industrial activities.
15 seconds, and settings for both indoor/outdoor activities. • Threshold Alarm—An audible alarm that is adjustable to your WBGT threshold. • Long-Life Battery Operation—An expected battery life of more than 1000 hours (alkaline) and 250 hours (general purpose).
UNIT DESCRIPTION Black Ball Sensor Shell Sensor Sensor Cover Sensor Housing Screws (front and back of unit) Tripod Screw (back of unit) LCD Display Power/Set, Mode and Next Buttons USB Port (side of unit) Battery Compartment (back of unit)
KEY PAD Press the SET button to turn on/ off the unit and to enter the alarm setting mode. Press the NEXT button to select a digit in the alarm setting mode and to exit the setting mode when complete. Press the MODE button to change the display mode, to select the environment mode (IN/OUT), and...
The percentage of water vapor in the air. IN/OUT - Indoor/Outdoor Environment with or without direct sun exposure using the following equations: Indoor/Outdoor (No Sun): WBGT=0.7 WB + 0.3 TG Outdoor (Full Sun): WBGT=0.7 WB + 0.2 TG + 0.1 TA...
DP/REC/888 - Unused These indicators are reserved for use in future models. Please disregard. FUNCTION SELECTIONS This WBGT Heat Stress Meter comes fully calibrated from our manufacturing facility, and should maintain it’s calibration. Display Mode Selection 1. Turn on the meter by pressing the SET button.
SET button to turn off the unit. Non-Sleep Mode Selection To save battery life, the WBGT Heat Stress Meter turns off automatically after 20 minutes of inactivity. To monitor the environment continuously for longer periods, you may override this feature: 1.
The alarm stops when the reading falls below the set threshold or when you turn off the meter. Be sure to set the unit to WBGT display mode. To set your alarm: 1. With the meter turned off, press and hold the SET button for 2 seconds.
(lower than the current temperature), the LCD will display OUT under the temperature setting. Data Analysis WBGT Heat Stress Meter includes a USB port to connect your meter to a PC to store, analyze, and print data. USB Cable (840054) and the Data Acquisition Software (840052) are available as optional accessories.
BATTERY REPLACEMENT 1. When the meter displays the low battery icon, press the SET button to turn the unit off. 2. Open the battery compartment on the back of the unit. 3. Remove the old batteries and replace them with 2 new AAA batteries.
Display Disappeared: 1. If the low battery indicator displayed before the display disappeared, replace the batteries. (Refer to “Battery Replacement.”) 2. Disable the Automatic Power-Off function and place the unit in Non-Sleep mode. (Refer to “Non-Sleep Mode Selection.”) ERROR CODES Error Description Low battery indicator...
If your model has since been discontinued, an equivalent Sper Scientific product will be substituted, if available. This warranty does not cover probes, batteries, battery leakage, or damage resulting from accident, tampering, misuse, or abuse of the product.
Need help?
Do you have a question about the WBGT and is the answer not in the manual?
Questions and answers