Frequently Asked Questions
Q1: What is TWL? Why TWL is better than WBGT and Heat Index?
Q2. I am a HSE manager, how many pieces should I need for my company?A. Thank you! I will answer all of your questions
Q3: Does TWL-1S come with warranty? What are included in the warranty?
Q4: Is there any third party certificate?A. Yes, It is available by order and with additional cost.
Q5: What are included in the recalibration and maintenance services?
Q6: How often the humidity sensor should be recalibrated?Our recommendation: at least every 6 months with fair use (6 times a day under normal circumstances) or after long term storage. If the device is used for long term monitoring/ heavy use under very harsh environment (extremely hot, windy and sandy desert), the humidity sensor should be recalibrated more often.
Q7: How often should the polypropylene (PP) filter be changed? What would happen if the PP filter is clustered with dust and dirt?
Q8: Is there any recalibration certificate?A. Certificate of recalibration will be issued by Scarlet Tech when the device is recalibrated.