Wirelessly display, log and transfer readings including: humidity, wet bulb, dew point and air temperature.

Sper Scientific’s Bluetooth® Hygrometer Meter is small, light, and simple to use. Displays humidity, wet bulb, dew point and air temperature in °C or °F on the meter’s large 1-½” backlit display. Features minimum and maximum hold (peak) and data hold functions.

The meter offers the convenience of Bluetooth® for wireless communication with free iOS and Android smart phone Apps. Results can also be remotely viewed on your smartphone in real time, saved and exported. This enables the meter to be used as a remote wireless probe and as a datalogger. Comes ready to use with tripod screw, instructions and a 9V battery. N.I.S.T. traceable certificate of compliance available.

Dimensions: 8" × 2" × 1½" (204 × 54 × 36 mm)
Weight: 6 oz. (172 kg)

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*Certification Option
N.I.S.T. traceable Certificate of Compliance available at additional cost (Select option above).

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Specifications

	Range	Resolution	Accuracy
RH	0 to 100%	0.1º	±3.5% RH (20 to 80% RH)
Dry bulb (ambient) Temperature	-4 to 140ºF -20 to -60ºC	0.1% 1 ppm	±0.9ºF / 0.5ºC (0 to 40ºC) ±1ºC / 1.8ºF (-20 to 0, & 40 60ºC)
Wet Bulb Temperature	32 to 140ºF 0 to -60ºC	0.1% 1 ppm	±0.9ºF / 0.5ºC (0 to 40ºC) ±1ºC / 1.8ºF (-20 to 0, & 40 60ºC)
Dew Point Temperature	-4 to 140ºF -20 to -60ºC	0.1% 1 ppm	±0.9ºF / 0.5ºC (0 to 40ºC) ±1ºC / 1.8ºF (-20 to 0, & 40 60ºC)

Downloads

Comparison Chart

Video