Specifications subject to change without notice.
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www.extech.com 09/19/11 - R1
Compact, Digital Hygro-Thermometer
Ideal for field use
RH/Temperature Pen
Ordering Information:
445580 ........................RH/Temperature Pen
445580-NIST................445580 with Calibration Traceable to NIST.
RH300-CAL ..................33% and 75% RH calibration reference
Features:
•Dual LCD display for Temperature, Humidity,
and advanced function indication
•Measures Temperature (°C/°F) and Relative
Humidity simultaneously
•Built-in Temperature and Humidity
sensors for convenient operation
•Max/Min memory functions for both
Temperature & Relative Humidity
•Built-in self calibration utility with
optional RH calibration bottles
•Data Hold for freezing the LCD display status
•Complete with pocket clip and 3V lithium battery
•Optional kit includes 33% and 75% RH
Calibration Standards and hard vinyl carrying case
445582 RH Pen and Calibration Standards Kit
Specifications % Relative Humidity Temperature
Range 10 to 90% 14 to 122°F (-10 to 50°C)
Accuracy ±5% ±1.8°F/1°C
Resolution 0.1%RH 0.1°C or °F
Power One lithium battery (CR2032)
Dimensions 5.7x 1.2 x 1" (145 x 30 x 25mm)
Weight 2.3 oz.(65g)
