The world’s only Portable Flow meter for Hazardous Areas


Flow channels


Operating temperature of the transmitter

-10°C … 60°C

Degree of protection Transmitter

IP65, acc. To EN 60529

Explosion protection

ATEX/IECEx Zone 2 and FM Class I, Div. 2,


ATEX ZONE 1 and 2 and FM Class I, Div. 1/2

Measurement accuracy

±1.6 % of reading ±0.01 m/s

Measurement accuracy
(extended calibration)

±1.2 % of reading ±0.01 m/s

Measurement accuracy
(field calibrated)

±0.5 % of reading ±0.01 m/s


Li-Ion, 7.2V/4.5Ah, > 14 hours operating time

Weight of Transmitter

1.9 kg

Inputs and outputs

Standard Version

Outputs: 2 x current, 2 x binary

Energy Version

Inputs: 2 x Temperature (Pt 100/ Pt 1000)

Outputs: 2 x current, 2 x binary

Media temperature

-40°C … 200°C (-190°C … +600°C with High Temperature WaveInjector mounting fixture)

Pipe diameter range

6 mm … 65000 mm

Flow velocity range

0,01 … 25 m/s


Unrivalled in every aspect:

Extremely resistant

  • High impact Carbon Fibre housing
  • Rugged transducer design
  • Designed for ATEX, IECEx and FM Zones, IP65
  • Compact and very lightweight

Instantly in Service

  • Direct access to hazardous areas
  • Fast and easy set-up (less than 5 minutes)
  • Automatic transducer recognition
  • Intuitive user guidance

Highly Versatile

  • Unrivaled application range
  • Superior accuracy even with media containing solids and gases due to the HybridTrek-Mode
  • Integrated high capacity Li-Ion battery (>14 hrs. of remote measuring)

Accurate and Reliable

  • All transducers are wet calibrated
  • High precision during high and low flow rates
  • No temperature and zero drift