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Thermo-Hygro-Lux-Sonometer

Multifunctions 4 in 1: thermometer, hygrometer, lux-meter and sonometer.

Technical description :

"Hold" function (freeze measurement)
"Maxi" function
Automatic power down
Delivered with 9V 6FF22 battery, instructions and cover.

Specifications:

- Thermometer mode:
°C or °F selection
Measurement:
By thermo/hygro probe: -20°C to +200°C, resolution 0.1°C, precision +/- 2°C
By type K probe (delivered with device): -20°C à +750°C, resolution : 1°C, precision +/-3% <=150°C, +/-3% >150°C

- Hygrometer mode:
Measurement by thermo/hygro probe: delivered with 1m wire, from 25% to 95% RH
Resolution: 0.1%
Precision: +/- 5% RH at 25°C

- Lumeter mode:
Measurement from 0 to 20 000 luxes
4 measurement ranges: 20, 200, 2 000 and 20 000 luxes (2 000 x 10 luxes)
Resolution: 0.01, 0.1, 1
Precision: +/-5% + 10 digits

- Sonometer mode:
Measurement from 35 db to 100 db
Double measurement standard
Response A curve: for the curve of human hearing
Response C curve: for the flat response (typic), just used to measure machine noises and the sound pression levels of devices.
Resolution: 0.1 db
Precision: +/- 3.5 db to 94 db (frequence value 1KHZ)