Data Sheet
PRODUCT DATASHEETPRODUCT DATASHEET
RH210 Compact 
Hygro-Thermometer
Compact handheld Hygro-Thermometer with large dual 
LCD displays Temperature and Humidity or Dew Point 
simultaneously. Dew Point measurement can indicate if 
conditions are suitable for painting. Ideal for many industrial 
applications or home use. 
Applications:
- Water Restoration
- Factories
- Clean rooms
- Offices
- Storage facilities
- Greenhouses
- Painting
- HVAC
Features
•  Compact design features large dual display of 
Temperature and Humidity or Dew Point
•  Uses precision capacitance sensor
•  Min/Max function stores & recalls highest 
and lowest readings
•  Data Hold function freezes reading on display
•  Auto Power Off with disable feature
•  Low battery indication
•  Complete with probe and 39" (1m) cable, 9V battery, 
and soft case
Specifications Range Max Resolution Basic Accuracy
Humidity 10% to 95%RH 0.1%RH ±3%RH
Temperature 32 to 122°F (0 to 50°C) 0.1° ±1.5°F (±0.8°C)
Dew Point -13.5 to 120.0°F (-25.3 to 48.9°C) 0.1° ±2.2°F (±1.2°C)
Dimensions 5.3 x 2.4 x 1.3" (135 x 60 x 33mm)
Weight 9.3oz. (264g)
Ordering 
RH210 ............... Hygro-Thermometer
www.extech.com
Specifications subject to change without notice. Copyright © 2014 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form. 
Rev. 12/17/14
UPC Code: 793950441022

