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| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | photoLab® 7100 VIS |
| Wavelength Range | 320–1100 nm |
| Optical Design | Dual-Beam Reference Channel |
| Light Source | Xenon Pulse Lamp |
| Display | High-Resolution Color TFT Touchscreen |
| Connectivity | USB, Ethernet, PDF Export |
| Software | SpectroLab Data Management Suite (GLP-Compliant) |
| Compliance | ISO/IEC 17025, ASTM E275, USP <857>, FDA 21 CFR Part 11 Ready |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | photoLab® 7600 UV-VIS |
| Wavelength Range | 190–1100 nm |
| Optical Technology | Dual-beam reference channel with pulsed xenon lamp |
| Measurement Method | OptRF (Optical Reference-Free) for COD and nitrate/nitrite |
| Connectivity | USB, Ethernet, PDF export |
| Software Compliance | GLP-compliant data logging, LIMS-ready export |
| Regulatory Alignment | Designed for ISO 7027, ASTM D1253, DIN 38405-43, USP <85>, EPA Method 410.4 (COD optical correlation), EN ISO 15681-2 (phosphate), EN ISO 10303-2 (nitrate) |
| Brand | SonTek |
|---|---|
| Origin | USA |
| Model | RiverSurveyor S5/M9 |
| Velocity Range | ±20 m/s |
| Depth Range | 0.2–15 m (S5), 0.2–80 m (M9) |
| Velocity Resolution | 0.001 m/s |
| Velocity Accuracy | ±0.25% of measured value ± 0.002 m/s |
| Cell Size | 0.02–0.5 m (S5), 0.02–4 m (M9) |
| Number of Cells | up to 128 |
| Transducer Configuration | S5 — five transducers (four 3.0 MHz at 25° tilt, one 1.0 MHz vertical) |
| Depth Accuracy | ±1% |
| Temperature Sensor Accuracy | ±0.1 °C, Resolution: 0.01 °C |
| Compass/Tilt Accuracy | Heading ±2°, Roll/Pitch ±1° |
| Internal Memory | 8 GB |
| Operating Voltage | 12–18 V DC |
| Battery Life | 8 h (standard), 4 h (with RTK GPS) |
| Max Output Rate | 2 Hz |
| Internal Sampling Rate | up to 70 Hz |
| Wireless Options | Bluetooth (60 m smartphone / 200 m laptop), Spread-Spectrum Radio (2000 m) |
| GPS Accuracy | GGA/VTG — 1 m |
| Operating Temperature | –5 to 45 °C |
| Storage Temperature | –10 to 70 °C |
| S5 Dimensions | Ø6.1 cm (top), Ø12.7 cm (bottom), H25.4 cm |
| Weight | 1.1 kg (air), –0.3 kg (water) |
| M9 Dimensions | Ø12.8 cm, H25.2 cm |
| Weight | 2.3 kg (air), –0.6 kg (water) |
| Brand | SonTek |
|---|---|
| Origin | USA |
| Model | ADV |
| Frequency Options | 5 MHz / 10 MHz / 16 MHz |
| Sampling Volume | 0.09–2.0 cm³ |
| Sampling Rate | 0.1–50 Hz |
| Measurement Distance from Transducer | 5–18 cm |
| Velocity Resolution | 0.01 cm/s |
| Velocity Accuracy | ±1% of measured value or ±0.25 cm/s (whichever is greater) |
| Max Operating Depth | 60 m (10/16 MHz), 250 m (5 MHz Delrin), 2000 m (5 MHz Stainless Steel) |
| Power Supply | 12–24 V DC |
| Power Consumption | 2.5–4 W (active), <1 mW (sleep) |
| Probe Configurations | 3D-top-view, 3D-side-view, 3D-upward-view, 2D-side-view |
| Interface | Waterproof connector, splash-proof signal processor |
| Calibration | Factory-performed, stable long-term calibration |
| Compliance | Designed for ASTM D5766, ISO 748, and USGS/USACE hydrodynamic measurement protocols |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | ProSwap-Logger |
| Power | Internal rechargeable battery (integrated) + optional external 6×AA battery pack for extended deployment |
| Communication Protocols | SDI-12, Modbus RTU (configurable via firmware) |
| Interface | USB-C for data download, charging, and Kor software connectivity |
| Display | Compatible with YSI ProSwap handheld (color LCD) and ProDSS handheld |
| Software | Kor v3.x (Windows/macOS) with GLP-compliant audit trail, metadata tagging, and automated calibration logging |
| Environmental Rating | IP67-rated housing (submersible to 10 m for 30 min) |
| Operating Temperature | –20 °C to +50 °C |
| Data Storage | Internal 16 MB non-volatile memory (supports >1 million readings) |
| Sampling Interval | Configurable from 1 second to 180 days |
| Brand | SonTek |
|---|---|
| Origin | USA |
| Model | RS5® |
| Measurement Principle | Acoustic Doppler Velocimetry |
| Product Type | River ADCP System |
| Compliance | ASTM D5389, ISO 748, USGS TWRI 3-A12, EPA Method 160.1 |
| Data Output Formats | Excel (.xlsx), MATLAB (.mat), KML/KMZ (Google Earth), CSV |
| Software Platform | RSQ v5.x with SmartPulse+ Processing Engine |
| Deployment Options | Boat-mounted, Cable-suspended, rQPOD Remote-Controlled Floating Platform |
| Beam Configuration | 4-beam Janus, optional 3-beam switching for bank interference mitigation |
| Velocity Range | ±15 m/s (user-configurable), Resolution: 1 mm/s |
| Cell Size | 0.1–2.0 m (adjustable) |
| Maximum Profiling Depth | 50 m (dependent on frequency & water conditions) |
| Operating Frequency | 1500 kHz (standard), optional 600/300 kHz for deeper profiling |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | ColorVis 705 IQ |
| Measurement Principle | Absorbance-based spectrophotometry at standardized wavelengths (Hazen/APHA, ISO 410) |
| Compliance | ISO 7887, ISO 410, ASTM D1209, DIN 38404-3 |
| Material Housing | Titanium and PEEK |
| Cleaning System | Integrated ultrasonic AutoClean® technology |
| Output Interfaces | IQ SENSOR NET compatible (2020, 282/284 systems) |
| Multi-parameter Capability | Simultaneous color, COD surrogate (via UV254), NO₃⁻, TSS (model-dependent) |
| Optical Path | Fixed-path flow-through cuvette with turbidity compensation algorithm |
| Brand | SonTek |
|---|---|
| Origin | USA |
| Model | Argonaut-SW |
| Measurement Principle | Acoustic Doppler Velocimetry (ADV) with Three-Beam Configuration |
| Velocity Range | ±5 m/s |
| Velocity Accuracy | ±1% of measured value or ±0.5 cm/s |
| Velocity Resolution | 0.1 cm/s |
| Depth Range | 0.2–5.0 m |
| Water Level Accuracy | ±0.1% of measured level or ±0.3 cm |
| Minimum Measurable Depth | 0.2 m total depth (0.1 m above transducer) |
| Operating Temperature | −5°C to +60°C |
| Pressure Rating | 25 m submersion |
| Power Input | 5–15 VDC |
| Power Consumption | 500–700 mW |
| Communication Protocols | RS-232, SDI-12 |
| Onboard Memory | 4 MB (≥50,000 samples) |
| Dimensions | 24.5 × 10.0 × 6.3 cm |
| Weight | 1.2 kg (air), 0.15 kg (water buoyant) |
| Integrated Temperature Sensor | ±0.5°C accuracy, ±0.1°C resolution |
| Flow Calculation | Real-time based on user-defined channel geometry |
| Brand | SonTek |
|---|---|
| Origin | USA |
| Model | Argonaut-SL |
| Product Type | Acoustic Doppler Velocity Profiler |
| Measurement Principle | Broadband Acoustic Doppler Current Profiling (ADCP) with Vertical-Beam Water Level Sensing |
| Velocity Range | ±6 m/s |
| Velocity Resolution | 0.1 cm/s |
| Velocity Accuracy | ±1% of measured velocity or ±0.5 cm/s |
| Water Level Range (SL3000/SL1500/SL500) | 0.1–5 m / 0.15–10 m / 0.2–18 m |
| Water Level Accuracy | ±0.3 cm (depth < 3 m) or ±0.1% (depth ≥ 3 m) |
| Beam Angle (Horizontal/Vertical) | 1.4° / 1.4°, 1.4° / 2.9°, 1.4° / 3.8° |
| Side Lobe Suppression | >60 dB |
| Power Input | 7–15 V DC |
| Power Consumption | 0.5–1.0 W |
| Operating Temperature | –5°C to +60°C |
| Pressure Rating | Up to 30 m water depth |
| Communication | RS-232, SDI-12, optional RS-422 (up to 1500 m), Modbus, 4–20 mA / 0–5 V analog output |
| Memory | 4 MB (≥200,000 samples) |
| Integrated Temperature Sensor | ±0.1°C accuracy, 0.01°C resolution |
| Brand | SonTek |
|---|---|
| Origin | USA |
| Model | FlowTracker2 |
| Technology | Acoustic Doppler Velocimetry |
| Probe Configurations | 2-beam or 3-beam |
| Output Data Format | CSV |
| Temperature Compensation | Yes |
| Velocity Components | U, V, W (X, Y, Z) |
| Real-time Visualization | Yes |
| Compliance | Designed for ASTM D5118, ISO 748, and GLP-aligned data acquisition workflows |
| Software | FlowTracker2 PC Software (Windows), Firmware-upgradable |
| Power | USB-powered or external 12 V DC |
| Brand | Xylem |
|---|---|
| Origin | USA |
| Model | FlowTracker ADV |
| Velocity Range | 0.001–4.5 m/s |
| Resolution | 0.0001 m/s |
| Accuracy | ±1% of measured velocity or ±0.0025 m/s (whichever is greater) |
| Operating Temperature | −20 °C to 50 °C |
| Storage Temperature | −20 °C to 50 °C |
| Power | 8 × AA batteries (alkaline, NiMH, or NiCd) |
| Weight | 1.8 kg |
| Probe Width | 13 cm |
| Display Waterproof Rating | IP67 (1 m submersion for 30 min) |
| Memory | Non-volatile |
| Data Files | Up to 20 survey files with water level, rated discharge, timestamps, and user annotations |
| Built-in Temperature Sensor | ±0.1 °C resolution |
| Communication | RS-232 interface |
| Compliance | ISO 748, ISO 10721, USGS TWRI 3-A17, ASTM D5941 |
| Brand | SonTek |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | FlowTracker2 |
| Price Range | USD 13,500 – 40,500 (est.) |
| Technology | Acoustic Doppler Velocimetry (ADV) |
| Measurement Type | Point Velocity and Discharge |
| Key Performance | Low-velocity & shallow-water capability |
| Minimum Measurable Depth | 0.02 m |
| Velocity Range | 0.001–4.0 m/s |
| Resolution | 0.0001 m/s |
| Accuracy | ±1% of measured velocity or ±0.0025 m/s (whichever is greater) |
| Operating Temperature (Probe) | −20 °C to +50 °C |
| Operating Temperature (Display Unit) | −20 °C to +60 °C |
| Storage Temperature | −30 °C to +70 °C |
| Power Supply | 8 × AA batteries (alkaline, NiMH, or NiCd) |
| Weight | 1.55 kg |
| Display IP Rating | IP67 (1 m submersion for 30 min) |
| Integrated Sensors | Tilt, orientation, GPS, Bluetooth 4.0 |
| Memory | Non-volatile internal storage |
| Compliance | ISO 748, USGS TWRI 3-A17, ASTM D3858, SmartQC™ real-time quality assurance |
| Brand | SonTek |
|---|---|
| Origin | USA |
| Model | RiverSurveyor |
| Flow Velocity Range | ±10 m/s |
| Resolution | 0.1 cm/s |
| Accuracy | ±1% of measured velocity or ±0.5 cm/s (whichever is greater) |
| Cells | Up to 100 depth cells |
| Operating Temperature | −5°C to 40°C |
| Storage Temperature | −10°C to 50°C |
| Power Supply | 12–24 V DC |
| Power Consumption (operational) | 2.0–2.5 W |
| Battery Capacity (2× alkaline, 5°C) | 1200 Wh (20–25 h continuous operation) |
| Transducer | 10 cm diameter, triple-beam, titanium housing with epoxy-coated elements |
| Integrated Sensors | Compass, tilt, temperature |
| Interface | Wet-mateable digital signal processor, DGPS-ready, RS-232 serial |
| Cables | 3 m 14-conductor high-frequency power/data cable, 2 m RS-232 cable |
| Software | RiverSurveyor v6.x for Windows (includes audit-trail logging, GLP-compliant data export, and FDA 21 CFR Part 11–ready configuration options) |
| Brand | Xylem |
|---|---|
| Origin | USA |
| Model | RiverSurveyor S5/M9 |
| Velocity Measurement Range | ±20 m/s |
| Velocity Resolution | 0.001 m/s |
| Velocity Accuracy | ±0.25% of measured velocity or ±0.002 m/s (whichever is greater) |
| Depth Measurement Range (S5) | 0.2–15 m |
| Depth Measurement Range (M9) | 0.2–80 m |
| Depth Resolution | 0.001 m |
| Depth Accuracy | ±1% of measured depth |
| Cell Size Range | 0.02–4 m |
| Number of Cells | up to 128 |
| Transducer Configuration | S5 — five transducers (four 3.0 MHz at 25° tilt, one 1.0 MHz vertical) |
| Temperature Sensor Accuracy | ±0.1 °C |
| Compass/Tilt Accuracy | Heading ±2°, Roll/Pitch ±1° |
| Memory | 8 GB non-volatile |
| Operating Voltage | 12–18 V DC |
| Battery Life | 8 h (4 h with RTK GPS enabled) |
| Max Output Rate | 2 Hz |
| Internal Sampling Rate | up to 70 Hz |
| Communication | RS232, Bluetooth (60 m to smartphone / 200 m to laptop), spread-spectrum radio (2000 m) |
| GPS Accuracy | sub-meter (GGA/VTG), RTK GPS accuracy: 0.03 m |
| Operating Temperature | –5 °C to +45 °C |
| Storage Temperature | –10 °C to +70 °C |
| S5 Dimensions | Ø6.1 cm (top diameter), Ø12.7 cm (bottom diameter), 25.4 cm height |
| S5 Weight | 1.1 kg (air), –0.3 kg (buoyant in water) |
| M9 Dimensions | Ø12.8 cm, 25.2 cm height |
| M9 Weight | 2.3 kg (air), –0.6 kg (buoyant in water) |
| Brand | Xylem |
|---|---|
| Origin | USA |
| Model | IQ |
| Measurement Principle | Pulse-Coherent Acoustic Doppler Velocimetry (PC-ADVP) |
| Beam Configuration | 5-beam (4 oblique + 1 vertical) |
| Minimum Measurable Depth | 8 cm |
| Communication Interfaces | Modbus RTU, SDI-12, RS-232 |
| Power Consumption | <1.5 W (typical operational average) |
| Water Level Sensing | Integrated absolute pressure transducer + vertical acoustic beam |
| Channel Geometry Input | Supported via SonTek IQ Software (v3.0+) |
| Compliance | ASTM D5388-22 (Standard Practice for Acoustic Doppler Velocity Measurements in Open Channels), ISO 748:2022 (Liquid flow measurement in open channels — Velocity-area method) |
| Brand | MJK |
|---|---|
| Origin | Denmark |
| Manufacturer Type | Authorized Distributor |
| Product Category | Submersible Pressure-Based Water Level Transmitter |
| Model | MJK Expert |
| Certification | UL Listed, ATEX Certified (Models 1400 & 3400) |
| Measurement Range | 0–0.3 m to 0–300 m H₂O |
| Housing Material | Stainless Steel (316L) + Reinforced Polyurethane Resin |
| Cable | Steel-Reinforced Polyurethane Jacketed |
| Accuracy | ±0.1% FS typical (long-term stability <0.15% FS/year) |
| Output Signal | 4–20 mA (2-wire), optional RS-485 Modbus RTU |
| Operating Temperature | −20 °C to +70 °C |
| IP Rating | IP68 (continuous submersion) |
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