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About Scarlet
A leader in developing & manufacturing worksite safety instruments.
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Products
All Products
Wireless Anemometers
Sound Level Meters
Wireless Crane Cameras
Heat & Weather Stations
Explosion Proof Products
Wireless Anemometers
WR-3 Plus Wind Speed Meter
hot
WL-21 Wind Data Logger
WindPro Wireless Wind Monitor
hot
WindPro Online Wind Monitor System
E11 Ex-Proof Anemometer
Sound Level Meters
ST-11D Class 1 Sound Level Meter
ST-12D Class 1 Integrating SLM
hot
ST-15D Class 1 Sound Analyzer
ST-591 Noise Dosimeter
new
ST-130 Noise Dosimeter
ST-21D Class 2 Sound Level Meter
ST-25D Class 2 Sound Analyzer
Wireless Crane Cameras
HerculesPro Tower Crane Camera
hot
SV300 Wireless Mobile Crane Camera
Heat & Weather Stations
TWL-1S Heat Stress Meter
TWL-1SV Online Heat Stress Weather Station
new
Explosion Proof Products
E11 Ex-Proof Anemometer
SL-27 Ex-Proof Torch Light
WindPro Wireless Wind Monitor
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Industries
Construction Site
Aviation Monitoring
Film & Event
Mobile Crane
Oil & Gas Operations
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Case Studies
Wind Safety
Hassle-Free Wireless Wind Monitoring for Empty Container Yards
WindPro Online for Wind Monitoring Across Multi-Sites
Crane Safety
HerculesPro Enhances Visibility & Communication During Dry Bulk Cargo Loading
HerculesPro for a Mega Construction Project in Tennessee
Heat Safety
60% of Heat Illness Cases Reduced in the Emirates Group After Implementation of Scarlet TWL-1S
Noise Safety
How ST-11D Helps Reduce Motorcycle Noise Pollution in Indonesia’s Traffic
WindPro Online for Wind Monitoring Across Multi-Sites
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KnowHow
Wind Safety
How Wind Speed & Direction Sensor Work
Wind Speed Anemometer for Crane Safety
Wind Direction Measurement Guide
Crane Safety
Why Need Wireless Crane Hook Camera?
Blind Spots in Construction Sites
Heat Stress
Heat Stress Management with Real-Time Monitoring Solutions
Heatwave Impact on Human Health
Noise Safety
Noise Frequency Weightings for SLM
Professional Sound Level Meters
When to Use SLM vs Dosimeter
Intrinsic Safety
Intrinsic Safety
Tutorial
How to Install HerculesPro?
How to Do Data Logging on TWL-1S?
How to Use Class 1 SLM with Octave Band
Blind Spots in Construction Sites
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Article tagged with: TWL-1S
Heat Safety
,
Knowhow
Preventing Heat Stress at Work: A Complete Guide for a Safer Workplace
By · 2025/07/17
Learn how to prevent heat stress at work, including its effects on the body, and practical safety tips for employers.
Heat Safety
,
Knowhow
OSHA’s Heat Stress Rule: What It Means for Workplace Safety
By · 2025/07/17
Discover OSHA's new heat stress rule, employer duties, and how to comply with evolving workplace heat safety regulations.
Heat Safety
,
Knowhow
Heat Stress Management with Real-Time Monitoring Solutions
By · 2025/07/04
Discover real-time monitoring solutions to manage heat stress and protect workers' health in high-temperature environments.
Heat Safety
,
Knowhow
Preparing for the Hottest Days: How the Thermal Work Limit Level Remains Vital at Worksites
By · 2024/06/13
Understand how the thermal work limit protects workers from heat stress during UAE's hottest days. Explore proactive measures and the new online solution.
Heat Safety
,
Tutorial
How to Do Data Logging on TWL-1S?
By · 2022/08/16
Here is a quick start guide to do data logging in TWL-1S Heat Stress Meter 2022 version. You no longer need the TWLIT software. Follow the steps here.
Heat Safety
,
Knowhow
Heatwaves and Its Health Impact
By · 2022/03/23
Extreme hot weather is a dangerous situation that can put people at risk of heat-related illness, injury or even death. Click to learn more about it here.
News
,
Updates
The Top 5 World’s Most Extreme Heatwaves
By · 2022/03/07
Find out about the definition of heatwaves, heatwaves around the world, and the health impact of heatwaves. Read the article to learn more.
Heat Safety
,
Knowhow
Heat Stress Monitoring for Athletics and Sporting Events
By · 2022/02/10
Climate change could increase temperatures to danger zones for athletes. Avoid heat-related illness with proper training and heat stress management with TWL-1S Heat Stress Monitor.
Case Studies
,
Heat Safety
60% of Heat Illness Cases Reduced in the Emirates Group After Implementation of Scarlet TWL-1S
By · 2019/03/20
Primarily and most importantly, there is a 60% reduction in the reported heat illness cases during the high risk season from June 1st to September 15th when the temperatures can exceed 50 oC and humid...
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