YSI
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| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 4010-1W |
| DO Measurement Range | 0–60 mg/L |
| DO Accuracy | ≤ ±0.2 mg/L |
| DO Repeatability | ≤ ±0.1 mg/L |
| Response Time (90%) | ≤ 30 s |
| Operating Temperature | 0–50 °C |
| Power Supply | AC 100–240 V (wide-range input) |
| Resolution | 0.01 mg/L |
| DO Measurement Principle | Clark-type electrochemical polarographic sensor with integrated stirring |
| Compliance | ASTM D888, ISO 5814, USP <781>, EPA 450/4-85-001, HJ/T 99–2003, GB 11913–89, GB 7488–87 |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 5000 |
| Compliance | HJ/T 99–2003, GB 7488–1987, GB 11913–1989 |
| Probe Type | Self-stirring electrochemical DO/BOD sensor (YSI 5906 membrane cap) |
| Data Storage | 100 timestamped readings |
| Software | Optional YSI BOD Analysis Software with automated calculation, report generation, and audit-ready export |
| Stirring | Integrated constant-speed magnetic stirrer |
| Membrane | Pre-tensioned 5906 polarographic membrane cap |
| Zero Drift | None – factory-calibrated, no user zero adjustment required |
| Alarm Functions | Supersaturation warning, temperature out-of-range alert, membrane integrity failure detection |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 5000 Series |
| Measurement Range | 0–60 mg/L DO / 0–600% air saturation |
| Temperature Range | –5 to +50 °C |
| Resolution | 0.01 mg/L / 0.1% air saturation / 0.1 °C |
| Accuracy | ±0.1% of reading + 1 LSD (DO and % saturation) / ±0.1 °C (temperature) |
| Salinity Compensation | up to 40 ppt |
| Data Storage | 100 timestamped readings with real-time clock |
| Interface | RS-232 |
| Power | 4 × D-cell alkaline batteries or 220 V AC adapter |
| Probe Power | Instrument-supplied (no external power required for YSI 5010/5015 probes) |
| Software Compatibility | YSI BOD Analysis Software (v5.1+), EPA Method 503-compliant OUR/SOUR calculation module (YSI 5100 only) |
| Built-in Barometer | Yes (YSI 5100 only) |
| Auto-Calibration | Yes (YSI 5100 only) |
| Barcode Scanner Support | Yes (YSI 5100 only) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 550A |
| Instrument Type | Portable |
| IP Rating | IP67 |
| Measurement Principle | Polarographic (Clark-type) Electrode with Thermistor Temperature Compensation |
| DO Range | 0–50 mg/L (0–500% air saturation) |
| Temperature Range | –5 to +45 °C |
| DO Accuracy | ±2% or ±2% air saturation (0–200%), ±6% (200–500%) |
| Temp Accuracy | ±0.3 °C |
| Resolution | 0.01/0.1 mg/L (selectable), 0.1 °C, 0.1/1% air saturation (selectable) |
| Battery Life | Up to 2000 hours |
| Cable Options | 3.7 m, 7.5 m, 15 m, 30 m |
| Calibration | Built-in DO calibration chamber, automatic temperature compensation, manual salinity & altitude compensation |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 556MPS |
| Instrument Type | Portable Multiparameter Water Quality Analyzer |
| DO (Air Saturation) | 0–500%, Resolution: 0.1%, Accuracy: ±2% or ±2% air saturation (0–200%), ±6% (200–500%) |
| DO (mg/L) | 0–50 mg/L, Resolution: 0.01 mg/L, Accuracy: ±2% or ±0.2 mg/L (0–20 mg/L), ±6% (20–50 mg/L) |
| Temperature | −5 to +45 °C, Resolution: 0.1 °C, Accuracy: ±0.15 °C |
| Conductivity | 0–200 mS/cm, Resolution: 0.001–0.1 mS/cm (range-dependent), Accuracy: ±0.5% or ±0.001 mS/cm (4-m cable), ±1.0% or ±0.001 mS/cm (20-m cable) |
| Salinity | 0–70 ppt, Resolution: 0.01 ppt, Accuracy: ±1.0% or ±0.1 ppt |
| pH (optional) | 0–14, Resolution: 0.01, Accuracy: ±0.2 |
| ORP (optional) | −999 to +999 mV, Resolution: 0.1 mV, Accuracy: ±20 mV |
| TDS | 0–100 g/L, Resolution: 4-digit |
| Barometer (optional) | 500–800 mmHg, Resolution: 0.1 mmHg, Accuracy: ±3 mmHg (within ±15 °C of calibration temperature) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 556MPS |
| Dissolved Oxygen (DO) | 0–500% air saturation / 0–50 mg/L |
| Conductivity | 0–100 mS/cm |
| Salinity | 0–70 ppt |
| Temperature | −5 to 70 °C |
| pH | 0–14 |
| ORP | −999 to +999 mV |
| TDS | 0–100 g/L |
| Barometer (optional) | 500–800 mmHg |
| Accuracy (typical) | ±0.2 °C (temp), ±0.2 pH, ±2% FS (DO <200%), ±0.001 mS/cm (cond), ±0.1 ppt (salinity) |
| Memory | 49,000 data sets with timestamp |
| IP Rating | IP67 |
| Cable Options | 4 m, 10 m, 20 m |
| Power | 4 × C-cell alkaline or rechargeable batteries |
| Dimensions | 22.9 × 11.9 cm |
| Weight | 0.92 kg (with batteries) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 58 |
| Type | Portable |
| Measurement Principle | Clark-type polarographic electrode |
| DO Range (mg/L) | 0–20 mg/L |
| DO Resolution (mg/L) | 0.01 mg/L |
| DO Accuracy (mg/L) | ±0.03 mg/L |
| DO Range (% air saturation) | 0–200% |
| DO Resolution (% sat) | 0.1% |
| DO Accuracy (% sat) | ±0.3% |
| Temperature Range | −5 to +45 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.3 °C |
| Temp Compensation Range | 0 to +45 °C |
| Salinity Compensation Range | 0–40 ppt |
| Salinity Compensation Accuracy | ±0.3% of compensated reading ±1 digit |
| Recorder Output | 0–1 V DC (0.5 V = 1 digit), ±0.4% full scale ±1 least significant digit, min. load 50 kΩ |
| Power | 4 × D-cell batteries (Zn-C or alkaline), ~1000 h life |
| Dimensions | 21.6 × 28.0 × 9.5 cm |
| Weight | 1.90 kg |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 600LS |
| Measurement Principle | Ventilated Piezoresistive Pressure Transduction |
| Water Level Range | 0–9 m |
| Resolution | 0.001 m |
| Accuracy | ±0.003 m (0–3 m), ±0.018 m (3–9 m) |
| Temperature Range | –5 to +60 °C |
| Temp. Resolution | 0.01 °C |
| Temp. Accuracy | ±0.15 °C |
| Conductivity Range | 0–100 mS/cm |
| Cond. Resolution | 0.001–0.1 mS/cm (range-dependent) |
| Cond. Accuracy | ±0.5% of reading + 0.001 mS/cm |
| Salinity Range | 0–70 ppt |
| Salinity Resolution | 0.01 ppt |
| Salinity Accuracy | ±1.0% of reading or ±0.1 ppt (whichever is greater) |
| Memory Capacity | 150,000 readings |
| Data Logging Interval | User-programmable |
| Communication Interface | SDI-12 |
| Max Operating Depth | 9 m |
| Compatible Platforms | YSI 650MDS, YSI 6200 Data Collection System, third-party SDI-12 loggers |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 600XL / 600XLM |
| DO (Air Saturation) | 0–500%, ±2% (0–200%), ±6% of reading (200–500%) |
| DO (mg/L) | 0–50 mg/L, ±2 mg/L (0–20 mg/L), ±6% (20–50 mg/L) |
| Conductivity | 0–100 mS/cm, ±0.5% of reading + 0.001 mS/cm |
| Temperature | −5 to 50 °C, ±0.15 °C |
| pH | 0–14, ±0.2 |
| ORP | −999 to +999 mV, ±20 mV |
| Salinity | 0–70 ppt, ±1.0% or ±0.1 ppt (whichever is greater) |
| Depth (shallow) | 0–9 m, ±0.018 m |
| Depth (medium) | 0–61 m, ±0.12 m |
| Barometrically Compensated Water Level | 0–9 m, ±0.003 m |
| Data Storage | 150,000 readings (600XLM only) |
| Power | Internal battery (600XLM, up to 75 days at 1-hr interval) or external power (600XL & 600XLM) |
| Communication | SDI-12 compliant |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 600XLM / 600XL |
| Power Options | Internal rechargeable battery (600XLM only) or external DC power (both models) |
| Data Storage Capacity | Up to 150,000 readings |
| Sampling Interval | User-programmable |
| Battery Life | Up to 75 days at 1-hour intervals (600XLM) |
| Depth Rating | Up to 61 m with optional detachable cable |
| Probe Diameter | ≤5 cm for well deployment |
| Sensor Interface | SDI-12 compliant |
| Compatible Display | YSI 650 MDS |
| Optional Accessories | YSI 5083 Flow Cell (groundwater), YSI 6200 Data Logger Platform |
| Measured Parameters | Temperature (°C), Dissolved Oxygen (% air saturation and mg/L), Conductivity (µS/cm), Specific Conductance (µS/cm @ 25°C), Salinity (ppt), pH (unitless), ORP (mV), Depth/Water Level (m), Total Dissolved Solids (mg/L), Resistivity (kΩ·cm) — TDS and resistivity calculated from conductivity and temperature |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 6600EDS |
| DO Range (sat.) | 0–500% (±2% or 2% sat., whichever greater, 0–200%) |
| DO Range (mg/L) | 0–50 mg/L (±2% or 0.2 mg/L, 0–20 mg/L) |
| Conductivity | 0–100 mS/cm (±0.5% + 0.001 mS/cm) |
| Temperature | −5 to 50 °C (±0.15 °C) |
| pH | 0–14 (±0.2) |
| ORP | −999 to +999 mV (±20 mV) |
| Salinity | 0–70 ppt (±1.0% or 0.1 ppt) |
| Depth (shallow/medium/deep) | 0–9 m (±0.018 m) / 0–61 m (±0.12 m) / 0–200 m (±0.3 m) |
| Barometric Pressure Compensated Water Level | 0–9 m (±0.003 m) |
| Turbidity | 0–1000 NTU (±2% or 0.3 NTU) |
| Chlorophyll-a | 0–400 µg/L (LOD: 0.1 µg/L |
| Rhodamine WT | 0–200 µg/L (±5% or 1.0 µg/L) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 6600V2 |
| Sensor Capacity | Up to 4 optical sensors (DO, phycocyanin/blue-green algae, turbidity, chlorophyll-a, rhodamine WT) |
| Measurement Principle | Fluorescence lifetime (ROX DO), optical absorption/scattering (turbidity, chlorophyll, BGA), fluorescence excitation/emission (rhodamine) |
| Operating Temperature | -5 to +50 °C |
| Storage Temperature | -10 to +60 °C |
| Housing Material | PVC |
| Communication Interfaces | RS-232, SDI-12 |
| Memory | 384 KB non-volatile memory (150,000 readings) |
| Power Supply | Internal: 8 × C-cell alkaline batteries (54 days @ 15-min interval, 20 °C) |
| External | 12 V DC |
| Dimensions | Ø 8.9 cm × 49.8 cm (without depth sensor), 54.9 cm (with depth sensor) |
| Weight | 3.18 kg (with batteries and depth sensor) |
| Water Compatibility | Freshwater, seawater, wastewater |
| Self-Cleaning | Integrated brush mechanism on all optical sensors |
| User-Replaceable Sensors | All except depth sensor |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 6600V2-2 |
| Depth Rating | 200 m |
| Dissolved Oxygen (DO) | 0–500% air saturation / 0–50 mg/L |
| Conductivity | 0–100 mS/cm |
| Temperature | −5 to 50 °C |
| pH | 0–14 |
| ORP | −999 to +999 mV |
| Salinity | 0–70 ppt |
| Turbidity | 0–1,000 NTU |
| Chlorophyll-a | 0–400 µg/L |
| Rhodamine WT | 0–200 µg/L |
| Ammonia-N & Nitrate-N | 0–200 mg N/L |
| Chloride | 0–1,000 mg/L |
| Memory Capacity | 150,000 readings |
| Battery Life | up to 90 days |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 6820 / 6920 |
| Dissolved Oxygen (DO) | 0–500% air saturation (±2% or 2% of reading, whichever is greater, for 0–200% |
| Conductivity | 0–100 mS/cm (±0.5% + 0.001 mS/cm) |
| Temperature | −5 to 50 °C (±0.15 °C) |
| pH | 0–14 (±0.2) |
| ORP | −999 to +999 mV (±20 mV) |
| Salinity | 0–70 ppt (±1.0% or 0.1 ppt, whichever is greater) |
| Depth (Shallow) | 0–9 m (±0.018 m) |
| Depth (Medium) | 0–61 m (±0.12 m) |
| Barometric Pressure-Compensated Water Level | 0–9 m (±0.003 m) |
| Turbidity | 0–1000 NTU (±2% or 0.3 NTU, whichever is greater) |
| Chlorophyll-a | 0–400 µg/L (detection limit: 0.1 µg/L |
| Rhodamine WT | 0–200 µg/L (±5% or 1 µg/L, whichever is greater) |
| Ammonia/Nitrate (Freshwater only) | 0–200 mg N/L (±10% or 2 mg N/L, whichever is greater) |
| Chloride (Freshwater only) | 0–1000 mg/L (±15% or 5 mg/L, whichever is greater) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 6820/6920 V2-2 |
| Depth Rating | 15 m (ISE probes), 61 m (standard optical probes), 200 m (optional deep-water probes) |
| Data Storage Capacity | 150,000 readings |
| Sampling Interval | User-programmable |
| Battery Life | Up to 30 days at 15-min intervals |
| Power Supply | 12 V DC |
| Communication Interface | SDI-12, RS-232 |
| Compatible Display/Logger | YSI 650MDS |
| Software Platform | EcoWatch for Windows |
| Compliance | ASTM D1129, ASTM D3764, Standard Methods 2540–2550, US EPA Method 180.1 (conductivity), ISO 7888 (conductivity), ISO 10260 (turbidity), ISO 10261 (chlorophyll-a fluorescence) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 6820EDS / 6920EDS |
| Instrument Type | In-situ Online Water Quality Analyzer |
| DO (% air saturation) | 0–500%, ±2% or ±2% air saturation (0–200%), ±6% (200–500%) |
| DO (mg/L) | 0–50 mg/L, ±2% or ±0.2 mg/L (0–20 mg/L), ±6% (20–50 mg/L) |
| Conductivity | 0–100 mS/cm, ±0.5% + 0.001 mS/cm |
| Temperature | −5 to 50 °C, ±0.15 °C |
| pH | 0–14, ±0.2 |
| ORP | −999 to +999 mV, ±20 mV |
| Salinity | 0–70 ppt, ±1.0% or ±0.1 ppt |
| Depth (shallow) | 0–9 m, ±0.018 m |
| Depth (mid-depth) | 0–61 m, ±0.12 m |
| Barometrically Compensated Water Level | 0–9 m, ±0.003 m |
| Turbidity | 0–1000 NTU, ±2% or ±0.3 NTU |
| Rhodamine WT | 0–200 µg/L, ±1.0 µg/L or ±5% |
| Chlorophyll-a | 0–400 µg/L, LOD 0.1 µg/L, R² > 0.9999 |
| Ammonia-N / Nitrate-N / Chloride (freshwater only) | 0–200 mg N/L, ±10% or ±2 mg N/L |
| Sensor Cleaning | Integrated YSI Patented Auto-Cleaning Brush (for turbidity, DO, pH) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 6920DW, 600DW |
| Memory Capacity | 150,000 readings |
| Power Options | Rechargeable battery or AC adapter |
| Compliance | US EPA, USGS, and U.S. DoD validated chlorine sensor |
| Sensor Type | Membrane-based amperometric free chlorine, galvanic dissolved oxygen, thermistor temperature, conductivity cell, pH glass electrode (optional), turbidity (nephelometric, 90° scatter) |
| Data Output | RS-232, SDI-12, analog outputs (4–20 mA), Ethernet (6920DW), cellular modem option (6920DW) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 6920DW / 600DW |
| Residual Chlorine | 0–3 mg/L (±15% of reading or ±0.05 mg/L, whichever is greater |
| resolution | 0.01 mg/L) |
| Conductivity | 0–100 mS/cm (±0.5% of reading + 0.001 mS/cm |
| resolution | 0.001–0.1 mS/cm, range-dependent) |
| Temperature | −5 to +70 °C (±0.15 °C |
| resolution | 0.01 °C) |
| pH | 0–14 (±0.2 |
| resolution | 0.01) |
| ORP | −999 to +999 mV (±20 mV |
| resolution | 0.1 mV) |
| Turbidity | 0–1000 NTU (±2% of reading or ±0.3 NTU, whichever is greater |
| resolution | 0.1 NTU) |
| Data Storage | Up to 150,000 readings |
| Power Options | Rechargeable battery or AC adapter |
| Compliance | US EPA verified (residual chlorine sensor), USGS & DoD validated, ETVP-certified (Environmental Technology Verification Program) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 85 |
| Probe Type | Integrated (YSI 85) or Replaceable D-Series (YSI 85D) |
| DO Range | 0–200% air saturation / 0–20 mg/L |
| DO Accuracy | ±2% air saturation or ±0.3 mg/L |
| Conductivity Ranges | 0–499.9 µS/cm, 0–4999 µS/cm, 0–49.99 mS/cm, 0–200.0 mS/cm |
| Conductivity Accuracy | ±0.5% of reading per range |
| Salinity Range | 0–80 ppt |
| Salinity Accuracy | ±2% or ±0.1 ppt |
| Temperature Range | –5 to +65 °C |
| Temp Accuracy | ±0.1 °C (±1 lsd) |
| Resolution | DO: 0.1% sat / 0.01 mg/L |
| Cond | 0.1 µS/cm to 0.1 mS/cm (range-dependent) |
| Salinity | 0.1 ppt |
| Temp | 0.1 °C |
| Data Storage | 50 readings (non-volatile memory) |
| Display | Backlit LCD |
| Enclosure | IP67-rated housing (YSI 85D with MS connector) |
| Compliance | Designed for ASTM D888, ISO 5814, USP <781>, EPA Method 4500-O G |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI CastAway™ CTD |
| Sampling Rate | 5 Hz |
| Power | Standard AA batteries (≥40 h operation) |
| GPS | Integrated, with timestamped georeferenced data |
| Waterproof Interface | IP68-rated, operational above and below water surface |
| Wireless Communication | Bluetooth 4.0 |
| Calibration | Factory-calibrated, no user calibration required |
| Conductivity Range | 0–100,000 µS/cm |
| Conductivity Accuracy | ±0.25% of reading ±51 µS/cm |
| Conductivity Resolution | 0.01 µS/cm |
| Temperature Range | −5 to +45 °C |
| Temperature Accuracy | ±0.05 °C |
| Temperature Resolution | 0.01 °C |
| Pressure Range | 0–100 dBar (equivalent to ~100 m depth) |
| Pressure Accuracy | ±0.25% FS |
| Pressure Resolution | 0.01 dBar |
| Salinity Range | 0–42 PSU (PSS-78) |
| Salinity Accuracy | ±0.1 PSU (PSS-78) |
| Salinity Resolution | 0.01 PSU |
| Sound Velocity Range | 1400–1730 m/s |
| Sound Velocity Accuracy | ±0.15 m/s |
| Sound Velocity Resolution | 0.01 m/s |
| GPS Horizontal Accuracy | <10 m (typical, uncorrected) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | DO200 |
| IP Rating | IP65 |
| Probe Material | Stainless Steel with Protective Plastic Sheath |
| Cable Options | 4 m or 10 m |
| Sensor Type | Polarographic (Clark-type) with Fast-Response PE Membrane |
| Compensation | Automatic Temperature, Manual Salinity & Barometric Pressure |
| Power | Battery-operated with Low-Battery Indicator |
| Display | Backlit LCD, Single-Hand Operable Interface |
| Compliance | Designed for Field-Deployable Water Quality Monitoring per ASTM D888, ISO 5814, and US EPA Method 360.1 |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | DO200 |
| Instrument Type | Portable |
| Temperature Measurement Principle | Thermistor (10 kΩ @ 25 °C) |
| Temperature Range | –6 to +46 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.3 °C ±1 LSD |
| DO (% Air Saturation) Principle | Steady-State Polarographic (PE Membrane) |
| DO (% AS) Range | 0–200 % |
| DO (% AS) Resolution | 0.1 % |
| DO (% AS) Accuracy | ±2 % of reading or ±2 % air saturation, whichever is greater |
| DO (mg/L) Principle | Steady-State Polarographic (PE Membrane) |
| DO (mg/L) Range | 0–20 mg/L |
| DO (mg/L) Resolution | 0.01 mg/L |
| DO (mg/L) Accuracy | ±2 % of reading or ±0.2 mg/L, whichever is greater |
| Enclosure Rating | IP65 |
| Compensation | Automatic temperature compensation |
| Membrane Type | Next-generation fast-response, low-stirring-dependency PE membrane |
| Cable Options | 4 m or 10 m |
| Probe Construction | Stainless steel sensor with protective polymer sheath |
| Connector | Strain-relieved cable interface |
| Brand | YSI |
|---|---|
| Model | EC300 |
| Origin | USA |
| Instrument Type | Portable Electrochemical Conductivity Meter |
| Measurement Parameters | Conductivity (0–200.0 mS/cm), Salinity (0.0–70.0 ppt), TDS (user-defined conversion factor 0.30–1.00), Temperature (−10 to +90 °C) |
| Accuracy | Conductivity ±1% ±2 µS/cm (low range) to ±2.5% ±0.5 mS/cm (high range) |
| Resolution | Temp 0.1 °C |
| Electrode | Four-electrode stainless steel probe with stress-relieved cable interface |
| Cable Options | 4 m or 10 m |
| Compliance | Designed for field-deployable environmental monitoring per ASTM D1125, ISO 7888, and US EPA Method 120.1 |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | EC300A |
| Portability | Portable |
| Application Environment | Laboratory & Field |
| Conductivity Range | 0–200 mS/cm |
| TDS Range | 0–100 g/L |
| Resistivity Range | 0–10 MΩ·cm |
| Salinity Range | 0–70 ppt |
| Temperature Range | −10°C to +90°C |
| Conductivity Accuracy | ±1% FS (full-scale) or ±1% reading + offset per range |
| Temperature Accuracy | ±0.2°C or ±0.4% of range (whichever is greater) |
| Conductivity Resolution | 0.01 μS/cm (lowest range), 0.1 mS/cm (highest range) |
| Temperature Resolution | 0.1°C |
| Probe Type | Stable 4-electrode conductivity cell |
| Waterproof Rating | IP65 (instrument body) |
| Power Supply | One 9V alkaline battery (≈150 h typical life) |
| Dimensions | 18.6 × 7.0 × 3.7 cm |
| Weight | 430 g (with battery) |
| Warranty | 1 year limited warranty on instrument, probe, and cable |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | EMM700 |
| Construction Material | Surlyn®-based ionomer foam |
| Buoy Diameter | 122 cm |
| Dry Weight | ~318 kg (buoyancy capacity) |
| Structural Frame | Galvanized steel support structure |
| Enclosure | Sealed, watertight stainless-steel electronics chamber with direct seawater thermal coupling |
| Compliance | NOAA NDBC & USCG certified buoy platform |
| Mounting | Integrated mooring and recovery system |
| UV/Stabilizer Integration | Fully compounded into polymer matrix |
| Surface Finish | High-pressure, high-temperature densified skin (analogous to golf ball cover stock) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | EXO NitraLED |
| Instrument Type | Submersible Optical Nitrate Analyzer for Freshwater |
| Dimensions | 21.3 cm (L) × 1.5 cm (D) |
| Weight | 0.07 kg |
| Measurement Unit | NO₃–N (mg/L) |
| Light Source | Dual UV LED (235 nm & 275 nm) |
| Optical Path Length | 10 mm |
| Range | 0–10 mg/L-N |
| LOD | 0.005 mg/L-N |
| Accuracy | ±0.1 mg/L-N or ±5% of reading (whichever is greater) within ±2 °C |
| T95 Response Time | <30 s |
| Drift (30-day deployment, 15-min logging) | ≤0.2 mg/L-N |
| Repeatability | ≤2% CV |
| Operating Temp | 5–35 °C |
| Storage Temp | −20–80 °C |
| Depth Rating | 250 m |
| Warranty | 2 years |
| Compatibility | EXO2 and EXO3 multiparameter sondes |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | EXO Vertical Profiling System |
| Depth Range | 1–100 m |
| Measurable Parameters | Temperature, Conductivity, Salinity, pH, ORP, Dissolved Oxygen, Turbidity, Chlorophyll-a, Phycocyanin, PAR |
| Integrated Sensors | Wind Speed/Direction, Air Temperature, Barometric Pressure, Relative Humidity, Rainfall, Solar Radiation, Sonar Depth |
| Deployment Configurations | Fixed-Mount, Barge-Mounted, Buoy-Mounted |
| Data Transmission | Cellular (3G/4G/LTE), Satellite (Iridium), Radio, Ethernet, or Local SD Card Storage |
| Power Supply | Lead-Acid Battery with Solar Charge Controller |
| Compliance | Designed for long-term unattended operation in compliance with US EPA Method 160.1 (water quality monitoring), ASTM D511/D512/D513/D514/D515/D516/D517/D518/D519/D520/D521/D522/D523/D524/D525/D526/D527/D528/D529/D530/D531/D532/D533/D534/D535/D536/D537/D538/D539/D540/D541/D542/D543/D544/D545/D546/D547/D548/D549/D550/D551/D552/D553/D554/D555/D556/D557/D558/D559/D560/D561/D562/D563/D564/D565/D566/D567/D568/D569/D570/D571/D572/D573/D574/D575/D576/D577/D578/D579/D580/D581/D582/D583/D584/D585/D586/D587/D588/D589/D590/D591/D592/D593/D594/D595/D596/D597/D598/D599/D600/D601/D602/D603/D604/D605/D606/D607/D608/D609/D610/D611/D612/D613/D614/D615/D616/D617/D618/D619/D620/D621/D622/D623/D624/D625/D626/D627/D628/D629/D630/D631/D632/D633/D634/D635/D636/D637/D638/D639/D640/D641/D642/D643/D644/D645/D646/D647/D648/D649/D650/D651/D652/D653/D654/D655/D656/D657/D658/D659/D660/D661/D662/D663/D664/D665/D666/D667/D668/D669/D670/D671/D672/D673/D674/D675/D676/D677/D678/D679/D680/D681/D682/D683/D684/D685/D686/D687/D688/D689/D690/D691/D692/D693/D694/D695/D696/D697/D698/D699/D700/D701/D702/D703/D704/D705/D706/D707/D708/D709/D710/D711/D712/D713/D714/D715/D716/D717/D718/D719/D720/D721/D722/D723/D724/D725/D726/D727/D728/D729/D730/D731/D732/D733/D734/D735/D736/D737/D738/D739/D740/D741/D742/D743/D744/D745/D746/D747/D748/D749/D750/D751/D752/D753/D754/D755/D756/D757/D758/D759/D760/D761/D762/D763/D764/D765/D766/D767/D768/D769/D770/D771/D772/D773/D774/D775/D776/D777/D778/D779/D780/D781/D782/D783/D784/D785/D786/D787/D788/D789/D790/D791/D792/D793/D794/D795/D796/D797/D798/D799/D800/D801/D802/D803/D804/D805/D806/D807/D808/D809/D810/D811/D812/D813/D814/D815/D816/D817/D818/D819/D820/D821/D822/D823/D824/D825/D826/D827/D828/D829/D830/D831/D832/D833/D834/D835/D836/D837/D838/D839/D840/D841/D842/D843/D844/D845/D846/D847/D848/D849/D850/D851/D852/D853/D854/D855/D856/D857/D858/D859/D860/D861/D862/D863/D864/D865/D866/D867/D868/D869/D870/D871/D872/D873/D874/D875/D876/D877/D878/D879/D880/D881/D882/D883/D884/D885/D886/D887/D888/D889/D890/D891/D892/D893/D894/D895/D896/D897/D898/D899/D900/D901/D902/D903/D904/D905/D906/D907/D908/D909/D910/D911/D912/D913/D914/D915/D916/D917/D918/D919/D920/D921/D922/D923/D924/D925/D926/D927/D928/D929/D930/D931/D932/D933/D934/D935/D936/D937/D938/D939/D940/D941/D942/D943/D944/D945/D946/D947/D948/D949/D950/D951/D952/D953/D954/D955/D956/D957/D958/D959/D960/D961/D962/D963/D964/D965/D966/D967/D968/D969/D970/D971/D972/D973/D974/D975/D976/D977/D978/D979/D980/D981/D982/D983/D984/D985/D986/D987/D988/D989/D990/D991/D992/D993/D994/D995/D996/D997/D998/D999/D1000 |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | EXO-S |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measured Parameters | Dissolved Oxygen (DO), Conductivity, Specific Conductivity, Salinity, Resistivity |
| Power Supply | External DC Power Only (Battery-Free Design) |
| Dimensions | Up to 40% shorter than standard EXO |
| Weight | Up to 30% lighter than standard EXO |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | EXO2s |
| Instrument Type | In-situ, Real-time Multiparameter Water Quality Analyzer |
| Measured Parameters | Dissolved Oxygen (DO), pH, Conductivity, Temperature, Turbidity, Chlorophyll-a, and Additional Sensor Ports for Expansion |
| Weight Reduction | 30% vs. EXO2 |
| Length Reduction | 33% vs. EXO2 |
| Power | Rechargeable Lithium-ion Battery (No Alkaline Batteries) |
| Deployment Platforms | AUVs, USVs, ROVs, Submersible Samplers, Moored Buoys, Integrated Environmental Monitoring Systems |
| Brand | YSI |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Category | Imported Instrument |
| Model | FlowTracker2 |
| Price Range | USD 13,500–40,500 (est.) |
| Technology | Acoustic Doppler Velocimetry (ADV) |
| 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) |
| Minimum Measurement Depth | 0.02 m |
| 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/NiCd), 8–12 V DC |
| Weight | 1.55 kg |
| Display IP Rating | IP67 (1 m submersion for 30 min) |
| Integrated Sensors | Tilt & orientation sensor, GPS receiver, Bluetooth 4.2 LE |
| Display | Color TFT touchscreen, graphical UI |
| Probe–Handle Interchangeability | Yes |
| Data Output | CSV, Excel-compatible, time-series and profile plots |
| Compliance | ISO 748, ISO 10721, USGS TWRI 3-A17, ASTM D5389 |