Digital Thermohygrometer Pen with Calibration

Digital Thermohygrometer Pen with Calibration

Built-in self calibration utility with optional RH calibration bottles.


Pen displays relative humidity and temperature simultaneously on a large LCD. Features include a choice of readings in °F and °C, min/max recall, and data hold. Meter can be calibrated in the field using optional calibration kit 37803-17, which contains 33% and 75% humidity standards.

Whats Included: one battery and pocket clip.

RH range 10 to 90%
RH resolution 1%
RH accuracy ±5% of range
Temp range 32 to 122°F (0 to 50°C)
Temp resolution 0.1°F (1°C)
Temp accuracy ±1.8°F (±1°C) from 32.0 to 104.0°F (0.0 to 40.0°C)
±4°F (±2°C) from 104.1 to 122.0°F (40.1 to 50.0°C)
Response time 8 seconds
Display RH: 2-digit LCD
Temp: 3 1/2-digit LCD
Power tone 3 V CR2032 button batteryd)
Dimensions 5 6/8�W x 1�H x 1 3/16�D
Manufacturer number 445580


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