FT 90
Non-contact thermometer- Fever indicator: From 38.0°C
- Hygienic and safe: Takes measurements without touching the skin
- Temperature measurement on the forehead

Non-contact thermometer FT 90
Hygienic measurement thanks to infrared technology
Take a measurement without touching the skin – the Beurer FT 90 Clinical Thermometer provides a non-contact way to measure body temperature, ambient temperature and surface temperature, and displays the values on the blue backlit XL display with face icons.
- Fever indicator: From 38.0°C
- Hygienic and safe: Takes measurements without touching the skin
- Temperature measurement on the forehead
- Temperature measurement for surfaces, objects and liquids
- Silent mode: Ideal for measuring the temperature while you sleep
- Measurement in seconds
- Optional acoustic signal when measurement is complete
- 60 memory spaces for body temperature with date and time
- Displays measurements in °C and °F
- Blue illuminated display
- Infrared measurement
- Medical device
- Face icons: Smiling face in green: No fever – temperature is OK Neutral face in green: No fever – temperature is slightly elevated Sad face in red: Fever – temperature is elevated and above 38°C

Technical specifications
Article number | 79531 |
Type of power supply | battery-operated |
Product designation | Non-contact thermometer |
Guarantee | 5 years |
Used for | Object,Room,forehead |
IP rating | IP22 |
PZN | 02655001 |
Weight (incl. packaging) | 0.35 kg |
Weight (without packaging) | 0.189 kg |
EAN | 4211125795313 |
Packaging size (L x W x H) | 10.10 cm x 6.50 cm x 21.00 cm |
Display | Yes |
Display width | 2.3 cm |
Display height | 3.3 cm |
Display size | 2.3 cm x 3.3 cm |
Display technology | LCD |
Illuminated display | Yes |
Colour of the display background when switched on | blue |
Colour of digits | black |
Low battery indicator | Yes |
Date and time display | Yes |
Face icons | Yes |
Automatic switch-off | Yes |
Memory function | Yes |
Can be set to °C/°F | Yes |
Voice function | No |
Voice output of measured values | No |
Muting | Yes |
Can be disinfected | Yes |
Number of users | 1 |
Number of memory spaces per user | 60 |
Movement detection | No |
Number of hygienic protective caps for ear measurement | 0 pcs |
Protective cap ejector | No |
Temperature alarm | visually in the display |
Distance sensor | No |
Acoustic signal | Yes |
Measuring time | 1 Sec. |
Thermometer measurement technology | Infrared measurement |
Connect product | No |
Accessories are available for the product | No |
Measurement accuracy – forehead (°C) | ± 0,2 °C von 36,0 °C bis 39,0 °C ± 0,3 °C für 34,0 °C bis 35,9 °C; 39,1 °C bis 42,2 °C |
Measurement accuracy – object (°C) | ± 2 °C von -22 °C bis 50 °C ± 4 % von 50,1 °C bis 80 °C |
Measurement range – forehead (°C) | 34 °C bis 42,2 °C |
Measurement range – object (°C) | -22 °C bis 80 °C |
Measuring distance (forehead temperature mode) (cm) | 2 - 3 cm |
Measuring distance (object temperature mode) (cm) | 2 - 3 cm |
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