Fidas Frog – Portable optical particulate monitor

Fidas Frog – Portable optical particulate monitor

Compact fine dust monitor with detachable control panel for indoor and workplace exposure measurements – able to measure TSP, PM10, PM4, PM2.5 a PM1 + particle number concetration.

Technical parameters

Measuring parameters

TSP, PM10, PM4, PM2.5, PM1 and particle number concentration (P/cm3);

Principle of measurement

Optical scattering of white light with separate optical and control units

Light source

LED lamp

Number of size channels

64 / decade

Measuring range (particle number concentration)

0-20000 (P/cm3)

Size range

0,18 – 100 µm (2 measurement ranges)

Measurement units


Response time

˂ 2 s

Power consumption

13 W

Sample flow rate

1,4 l/min


2,1 kg

Instrument control

Additonal expanded range of applications by possible separation of the measuring device and the Tablet-PC for control (communication via WLAN)

Operation temperature

0°C to 40°C


100 x 240 x 150 mm (D x W x D)

Power supply

Battery operation (77 Wh) or main


External check of calibration on site possible



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