Wireless tenperature and humidity device Aranet2 PRO

Reference: TDSPRH02

Condition: New product

Brand: Aranet

Wireless tenperature and humidity device Aranet2 PRO

The Aranet2 PRO is a portable sensor from the Aranet PRO series, designed to accurately measure air temperature and relative humidity. It features wireless communication technology using the Sub-GHz ISM band, transmitting measurement data directly to the Aranet PRO base station.

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The Aranet2 PRO sensor is only compatible with the Aranet PRO and Aranet PRO Plus/LTE base station

Product References

Reference	Radio Band	Region of Use
TDSPRH02	EU868	European Union
TDSPRHU2	US920	USA, Canada, South America, Australia, New Zealand
TDSPRHU2	AS923	BRN, KHM, HKG, IDN, LAO, TWN, THA, VNM, MYS, SGP
—	JP923	Japan (not available)
—	KR923	South Korea (not available)

Sensor Performance

General notes:

Sensors maintain accuracy within specified limits at the time of purchase under stable conditions.
The response time (time constant τ) indicates the time needed for a reading to reach 63% of the new equilibrium after a change.

Temperature

Range: 0–50 °C
Resolution: 0.1 °C
Accuracy: ±0.3 °C
Long-term drift: 0.03 °C/year
Time constant τ: 10 min

Relative Humidity

Range: 0–85 %
Resolution: 0.1 %
Accuracy: ±3 %
Long-term drift: 0.5 %/year
Time constant τ: 6 min

General Specifications

Ingress protection rating: IP20
Operating temperature: 0–50 °C
Operating relative humidity: 0–85 %
Dimensions: 71×71×24 mm
Weight (with batteries): 100 g
Enclosure material: Polycarbonate
Power supply: 2 AA batteries
Package includes: 2 AA alkaline batteries, configuration pin

Aranet Radio Parameters

Line-of-sight range: 3 km
Transmit power: 14 dBm (25 mW)
Transmission interval: 1, 2, 5 or 10 minutes
Data encryption: XXTEA
For JP923 band, transmit power is reduced to 13 dBm (20 mW)

Band Channels

Band	Channel 1	Channel 2	Channel 3	Channel 4
EU868	868.1 MHz	868.3 MHz	868.5 MHz	—
US920	917.3 / 922.9 MHz	917.5 / 923.1 MHz	917.7 / 923.3 MHz	917.9 / 923.5 MHz
AS923	923.1 MHz	923.3 MHz	—	—
JP923	923.0 MHz	923.4 MHz	—	—
KR923	923.1 MHz	923.3 MHz	—	—

Battery Life

Measurement Interval	Alkaline (BT Off / On)	Lithium (BT Off / On)
1 min	1.1 years / 1.0 years	1.5 years / 1.3 years
2 min	2.1 years / 1.7 years	2.8 years / 2.3 years
5 min	4.5 years / 3.0 years	6.2 years / 4.0 years
10 min	7.1 years / 4.3 years	>10 years / 6.0 years

Important Notes

The device is designed to operate in clean air environments. In harsh environments, it is the user's responsibility to validate proper operation.
Avoid direct exposure to intense sunlight, as it may compromise display readability and sensor accuracy.