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Summary of Contents for Extech Instruments HT30
- Page 1 USER MANUAL Heat Stress, Wet Bulb Globe Temperature (WBGT) Meter MODEL HT30...
- Page 2 Introduction The HT30 uses a Black Globe sensor to measure WBGT (Wet Bulb Globe temperature) to analyze the impact of humidity, direct or radi- ant sunlight, and air temperature on an individual’s heat stress. Features include selectable temperature units, WBGT heat stress alarm, automatic power off (APO), and PC interface.
- Page 3 CONTROL BUTTONS Short press to switch ON or OFF. To access the WBGT alarm set point: Switch OFF the meter and then long press the SET button for 2 seconds. Simultaneously press MODE and NEXT to toggle temperature units. Press NEXT, when changing the alarm set point, to move to the next digit.
- Page 4 PC INTERFACE The HT30 includes a 3.5 mm female mono jack on the right side of the meter. Order the optional PC Windows® software and cable (3.5 mm to USB) using part number 407752. You can also down- load the software from the website, address below.
- Page 5 When the low battery indicator appears, replace the two ‘AAA’ bat- teries observing correct polarity. The battery compartment is lo- cated on the back of the HT30. Do not operate the meter while the battery compartment is open. Do not dispose of used batteries or rechargeable batteries in household waste.
- Page 6 Specifications Wet Bulb Globe tempera- 32 to 122℉ (0 to 50℃) ture (WBGT) range WBGT accuracy WBGT readings are based on air temperature and humidity measurements, therefore WBGT accuracy is dependent on the accuracy of air temperature and humidity measurements. Black Globe temperature 32 to 176℉...
- Page 7 Appendices WBGT RISK ASSESSMENT FOR ATHLETES WBGT Reading Risk Level NOTES < 65℉ (18℃) Low Risk. 65 to 73℉ (18 to 23℃) Moderate Risk increases as event pro- gresses through the day. 74 to 82℉ (24 to 28℃) High Injury potential. >...
- Page 8 Limited 2–Year Warranty FLIR Systems, Inc. warrants this Extech brand instrument to be free of defects in parts and workmanship for two (2) years from date of purchase. To view the full warranty, please visit the site below. https://www.extech.com/support/warranties Customer Support Local Telephone Support List https://support.flir.com/contact Return Material Authorization...
- Page 10 USER MANUAL last page Website http://www.flir.com Customer support http://support.flir.com Copyright © 2024, FLIR Systems, Inc. All rights reserved worldwide. Disclaimer Specifications subject to change without further notice. Models and accessories subject to regional market considerations. License procedures may apply. Products described herein may be subject to US Export Regulations. Please refer to exportquestions@flir.com with any questions.
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