Rotronic BL-1D Data Logger for Humidity, Temperature, Pressure and Dewpoint (0~100%rh; -30~70°C; 300~1100hPa)

Humidity measurement

- Measurement method: ROTRONIC HYGROMER® IN-1

- Accuracy: ±2 %rh @ 23 °C ±5 K (10…90 %rh)

±5 %rh others

- Resolution: 0.1 %rh

- Measurement range: 0...100 %rh (non-condensing)

Temperature

- Measurement method: NTC

- Accuracy: ±0.3 K @ -20…70 °C / ±0.5 K others

- Resolution: 0.1 °C

- Measurement range: -30...70 °C

Pressure

- Measurement method: Bosch BMP280

- Accuracy: ±3hPa @ 0…65 °C / ±5hPa others

- Resolution: 1 hPa

- Measurement range: 300…1100 hPa

Dew point

- Measurement method: Calculation (from %rh and °C)

- Calculation method: WMO Standard

General specifications

- Logging interval: 30 s..24 h

- Storage capacity: 32,000 lines

- Function: MIN / MAX / AVG

- Display: LCD, 2 lines

- Communication: USB-Mini port

- Software HW4 V3.4.1 or later (BL-1D: V3.9 or later) included

- Application range: -30...70 °C

0...100 %rh (non-condensing)

- Battery: 1 x CR2

- Battery life: 1 year (1 h logging interval, room temperature)

- IP protection class: IP67

- Weight: 85 g

- Dimensions: 90 x 60 x 23 mm

Included accessories:

- Main unit BL-1D

- Battery, CR2

- Function and calibration certificate

- USB cable

- Short instruction manual

- Software free download from website

DATASHEET