Temperature Transmitter TFA-Dostmann 30.3249.02

The Temperature Transmitter TFA-Dostmann 30.3249.02 is a compact wireless sensor designed for use with TFA wireless thermo-hygrometers and weather stations. It measures indoor temperatures in the range -40 °C to 60 °C, displays readings on an integrated LED screen and is powered by a single 1.5 V battery. The transmitter’s small dimensions and lightweight white housing make it suitable for discrete placement in a variety of indoor locations.

Advantages

The transmitter provides reliable temperature measurement across a wide range, easy-to-read LED indication and simple battery operation. Its compact size (45 x 25 x 125 mm) and low weight (0.062 kg) allow flexible installation without taking up much space. The device is compatible with TFA wireless thermo-hygrometers and weather stations, enabling centralized monitoring when paired with a host unit.

Suitable for

• Monitoring indoor air temperature in homes
• Use in offices and commercial spaces
• Integration with TFA wireless weather stations for additional temperature sensors
• Placement in storage rooms or technical rooms requiring temperature tracking

Key specifications

• Model: TFA-Dostmann 30.3249.02
• Measurement range: -40 °C to 60 °C
• Display: LED
• Power supply: 1.5 V battery
• Dimensions (W×D×H): 45 × 25 × 125 mm
• Weight: 0.062 kg
• Colour: White
• Compatibility: TFA wireless thermo-hygrometers and weather stations

How to use

Insert the 1.5 V battery into the transmitter following the polarity markings, then place the unit within range of the compatible TFA receiver or weather station. Allow the devices to pair according to the receiver’s pairing instructions. Position the transmitter at the desired indoor location, avoiding direct sunlight and sources of heat or moisture that could affect readings. Check the LED display to read the current temperature and replace the battery when display indication weakens.

Recommendations

For accurate and stable readings, mount the transmitter on an interior wall at typical head height, away from windows, heaters and ventilation outlets. Regularly check battery condition and clean the housing with a dry cloth; do not use solvents.