The Flow Meters are compact instruments incorporating the latest electronics and Digital Signal
Processing (DSP) technologies, realizing high performance and easy operation. With the use of
high-speed micro-processor, the response time is as fast as 1s or less. The system is well suited to
most environments.
For sewage, water and wastewater influent and effluent in treatment plants and in small pipes and
channels (<1m , <3 ft) in size, the QEye PSC, QEye MAG, QEye MII and AquaProfiler flow meters
combine Digital Signal Processing (DSP) with correlation detection methods. It uses controlled
signals, whose characteristics are imposed during the transmission phase (duration, frequency,
level). The reception is therefore based on the suitable filtering of these characteristics, accounting
for the perturbations brought by the environment. The frequency modulated signals are processed
on reception by correlating the received signal with a copy of the expected signal. Combined and
separate depth/level sensors are used for calculating flow using the Continuity Equation Q=A.Vm



QEye PSC, MAG, HADCP and AQUAPROFILER
and KANALIS TT are specifically designed for:
- WWTP Influent and Effluent Monitoring
- Water Processing Plants
- CSO and Storm Water Monitoring
- Industrial Discharge and Process
Control
- Industrial Surveillance Programs
- User Discharge Billing
- Large Diameter Pipes and Open
Channels
- Irrigation Channels
QEye M Specifically designed for:
- WWTP Influent and Effluent Monitoring
- CSO and Storm Water Monitoring
- Infiltration/Inflow Studies
- Master Plan Studies
- Sewer System Evaluation Surveys
- System Capacity Planning and Control
- Industrial Discharge and Process Control
- Industrial Surveillance Programs
- User Discharge Billing
The QEye PSC, mostly used for influent, raw sewage and dirty water, reads mean velocity directly from flow using the reliable, field proven ultrasonic Pulse Spectral Correlation (PSC) technology with superior accuracy.
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The QEye MAG, mostly used for effluent, clean and process waters, reads velocity directly from the flow using the reliable, field proven electro-magnetic Pulse Direct Current (PDC) technology. Available as both, mouse type and insertion type sensors, the electrodes are self-cleaning and suitable for even dirty media.
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The QEye M is a portable, battery operated system, mostly used in sewer and collection systems, reads mean velocity directly from flow using the reliable, field proven ultrasonic Pulse Spectral Correlation (PSC) technology with superior accuracy.
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For large influent and effluent channels and pipes (>1m, >3ft), the Kanalis TT flow meter combines Digital Signal Processing (DSP) with Transit-Time correlation detection methods. The use of this HydroVision's proprietary Intelligent-Signal-Processing (ISP) results in very accurate measurements of transit time with an excellent time resolution and a high processing gain. For very large channels, multi-path velocity measurements can be made, either as single path or cross-path.
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The AquaProfiler reads flow profile directly from the flow using HydroVision's proprietary, patented profiling technology. Over a vertical profile of 4m (13.1 ft), the AquaProfiler measures in 100 discrete cells the individual velocities in each cell to derive an accurate flow profile.
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Hydro Vision GmbH
Gewerbestrasse 61a
87600 Kaufbeuren,
Germany
Tel: +49 83 41 966-2180
Fax: +49 83 41 966-6030
email: info@hydrovision.de
Hydro Vision America
10520 Yonge Street,
Unit 35B, Suite 212
Richmond Hill, Ontario
L4C 3C7 Canada
Tel: +1 905 833 0885
Fax: +1 905 833 0823
email: info@hydrovision.us
D'Aqua Technologies Inc.
6-1500 Upper Middle Road West
Suite 229
Oakville, Ontario L6M 0C2
Canada
Tel: +1 905 465 9261
Fax: +1 905 465 9280
email: sylvia.silva@daquatech.com