1. Products
  2. Test & Measurement
  3. Temperature & Humidity
  4. Humidity Meters
  5. Extech RHT20 Humidity and Temperature Datalogger
Cart

Added to cart

product image

Model:

-
+
Go to cart
Continue shopping

Your order qualifies for free 2-day shipping and easy returns

Shipping & Returns Policy
Recommended for you

Up to 16,000 readings for RH/Temp & user-programmable sample rate

Extech RHT20 Humidity and Temperature Datalogger

Go to Product Support
product image

The RHT20 is a Humidity Temperature Datalogger which records up to 16,000 Humidity and 16,000 Temperature readings with a user programmable sample rate. USB interface for easy setup and data download. Selectable data sampling rates from 1s to 24hr. User-programmable alarm thresholds for RH and Temperature. LCD displays current temperature and humidity readings plus Min/Max and Alarm status. Long battery life. Place or mount the datalogger in monitoring location (storage bin, truck, cargo hold, freezer, temperature-controlled room, etc.). Datalogger records temperature and humidity at sample rate set by user. Connect the datalogger to your PC via the USB interface to retrieve readings. Datalogger displays the current Humidity and Temperature plus Min/Max and alarm status so it can viewed anytime during the recording process. Complete with battery, mounting bracket, and software.

$157.99

Available for purchase on credit terms. Learn More

Buy Now
Product Shipping FREE Shipping
Product Returns Shipping & Returns
Sales Contact Contact Sales
  • Selectable Data Sampling Rate

    Selectable data sampling rates from 1 second to 24 hours.

  • Programmable

    User-programmable alarm thresholds for RH and Temperature

  • Long Battery Life

    Complete with 3.6V Lithium battery, mounting bracket with combination lock

Contact Sales

Want more information on this product?

Call +1 (866) 477-3687 to speak with a knowledgeable specialist.

Specifications
General Specifications
Datalogging Interval
1 second to 24 hours
Memory
16,000 points
Relative Humidity
0 to 100%
Relative Humidity Basic Accuracy
±3% (40 to 60%), ±3.5% (20 to 40 & 60 to 80%), ±5% (0 to 20 & 80 to 100%)
Relative Humidity Max Resolution
0.10%
Temperature (Air)
-40 to 158°F (-40 to 70°C)
Temperature (Air) Basic Accuracy
±1.8°F (14 to 104°F), ±3.6°F (all other ranges), ±1.0°C (-10 to 40°C), ±2.0°C (all other ranges)
Temperature (Air) Max Resolution
0.1°F/°C
Additional Details
Certifications
CE
Dimensions
3.7 × 1.9 × 1.2" (94.4 × 48.9 × 31.2mm)
Power
1 × 3.6V battery
Warranty
2 years
Weight
3.2oz (90.7g)
Related Documents
Export Restrictions

Export Restrictions

The information contained in this page pertains to products that may be subject to the International Traffic in Arms Regulations (ITAR) (22 C.F.R. Sections 120-130) or the Export Administration Regulations (EAR) (15 C.F.R. Sections 730-774) depending upon specifications for the final product; jurisdiction and classification will be provided upon request.

Extech RHT20 Humidity and Temperature Datalogger

$157.99

Buy Now

Returns and Shipping Information for Orders Placed on FLIR Websites

Free Shipping

Orders placed through FLIR.com will ship via free 2-day expedited service to the contiguous 48 states.

Returns

We offer a 30-day return policy on all products, no questions asked. Your order confirmation will contain instructions on how to contact our Customer Care team to initiate the return.

shipping time cut-offs

Orders placed Monday-Friday before 12:00 PM (noon) EST will likely ship the same day. All other orders will ship the next business day.

Want more information on this product?

Call +1 (866) 477-3687 to speak with a knowledgeable specialist.

Can I purchase from flir.com and be invoiced on Net30 terms?

Yes! FLIR Systems has partnered with Apruve to help manage our invoicing and credit program. Once you fill your cart, look for the Apruve button at checkout to complete your purchase on Net30 terms.

Who is eligible for the program?

Any business entity or non-profit that is greater than two years old. Younger companies don't often have enough credit history to make an underwriting decision. NOTE: Sole Proprietorships are not currently eligible for the program.

How do we get started?

To get your corporate account set up, you'll need to go through a short online application process. Just click "Apply Now" below. It should take no more than 5 minutes to complete.

Read all FAQs

Apply Now