Sauermann Si-HH3 digital thermohygrometer with Bluetooth and mobile app measures temperature and humidity.

The Sauermann Si-HH3 is a professional portable thermo-hygrometer, ideal for accurately measuring temperature, relative humidity, and psychrometric parameters. Thanks to its integrated wireless technology and compatibility with the Si-HVACR app, you can view, record, and share data directly from your smartphone.

The instrument features a large backlit LCD display, an intuitive interface, and high-precision sensors. It can be used in HVAC, laboratory, industrial, and environmental monitoring applications. The magnetic mount and included carrying case make it practical for any situation.

Technical Specifications:

* Code: Si-HH3
* Measurements: Temperature, relative humidity, dew point, absolute humidity, enthalpy, mixing ratio, wet bulb temperature
* Sensors: Capacitive (humidity), NTC (temperature)
* Display: 2-line backlit LCD
* Power supply: 3 AAA 1.5V batteries (included)
* Battery life: Up to 250 hours (without backlighting and wireless)
* Wireless communication: Bluetooth BLE 4.0 – range up to 15 m
* Compatibility: Android = 5.0, iOS = 12.4
* Temperature measurement range: -20 to +60°C (±0.5°C)
* Humidity measurement range: 0 to 100%RH (±2%RH at 25°C)
* Dew point: -40 to +60°C
* Absolute humidity: 0 – 600 g/m³
* Enthalpy: 0 – 10,000 kJ/kg
* Protection: IP20
* Auto-off: after 10 minutes (can be disabled)
* Weight with batteries: 200 g
* Dimensions: 228 × 70 × 33 mm
* Regulations: CE, RoHS II, WEEE, RED
* Warranty: 2 years

Package contents:

* Si-HH3 Thermo-Hygrometer
* 3 AAA batteries
* Carrying case
* Certificate of conformity
* Quick start guide

Works with the free Si-HVACR Measurement app, which allows you to save histories, create graphs, generate PDF/CSV/XML reports, and attach photos to measurements.