Online Automatic Water Quality Monitoring System
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| Brand | Wetlabs |
|---|---|
| Origin | USA |
| Model | ECO-Triplet |
| Measurement Parameters | Turbidity, Chlorophyll-a Fluorescence, CDOM Fluorescence |
| Turbidity Range | 0–1000 NTU (Resolution: 0.01 NTU) |
| Chlorophyll-a Range | 0–250 µg/L (Detection Limit: 0.025 µg/L) |
| CDOM Range | 0–375 µg/L (Detection Limit: 0.28 µg/L) |
| Housing Material | Polyacetal (Acetal Copolymer), Seawater-Corrosion Resistant |
| Dimensions | Ø63 × 127 mm |
| Weight | 0.4 kg (air), 0.02 kg (buoyant in seawater) |
| Pressure Rating | 600 m (custom depths available) |
| Digital Output | RS-232, 19200 baud, 12-bit resolution |
| Analog Output | 0–5 V (user-configurable per channel) |
| Internal Data Logging | Optional, up to 77,000 samples |
| Power Supply | 7–15 VDC |
| Operating Current | 60 mA (active), 140 µA (sleep mode) |
| Sampling Rate | 4 Hz |
| Connector | SUBCONN Micro-5-pin male |
| Anti-fouling Option | Rotating copper brush (programmable cleaning interval) |
| Optional Features | Integrated battery pack, biofouling guard, CTD-mounting interface (compatible with SEA-BIRD CTD systems) |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | WS1501 |
| Pricing | Available Upon Request |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | FDO 700IQ |
| Part Number | 201650 |
| Measurement Principle | Green-light-based fluorescence quenching |
| Range (25°C) | 0–20.00 mg/L O₂, 0.0–200.0% saturation |
| Resolution | 0.01 mg/L O₂, 0.1% saturation |
| Accuracy | ±0.05 mg/L (<1 mg/L), ±0.1 mg/L (≥1 mg/L) |
| Repeatability | ±0.05 mg/L |
| Response Time (t₉₀) | <150 s |
| Temperature Range | –5°C to +60°C (sensor), –5°C to +50°C (compensation) |
| Pressure Rating | 10 bar (including cable) |
| Enclosure Rating | IP68 |
| Materials | POM/PVC/silicone membrane head, stainless steel body |
| Power Consumption | 0.7 W |
| Compliance | CE, cETLus, EN 61326 Class B, FCC Class A |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | P 700IQ |
| Measurement Principle | Vanadomolybdate Photometric Colorimetry (PO₄–P) |
| Range 1 | 0.05–15.00 mg/L PO₄–P |
| Range 2 | 1–50 mg/L PO₄–P |
| Resolution | 0.05 mg/L (Range 1), 1 mg/L (Range 2) |
| Accuracy | ±2% or ±0.05 mg/L (Range 1), ±2% or ±1 mg/L (Range 2) |
| t₉₀ Response Time | <5 min |
| Minimum Measurement Interval | Adjustable to <5 min |
| Sample Temperature | 4–45 °C |
| pH Range | 5–9 |
| Operating Temperature | –20–40 °C |
| Storage Temperature | –20–50 °C |
| Reagent Consumption | 2500 mL per 8 months (Range 1), 2500 mL per 4 months (Range 2), 1000 mL cleaning solution per 4 months |
| Power Supply | 115/230 V AC |
| Dimensions | 678 × 780 × 395 mm |
| Weight | ~30 kg (excl. reagents) |
| Outputs | Analog (4–20 mA), IQ SENSOR NET 2020XT interface |
| Certifications | CE, cETLus |
| Enclosure Rating | IP65 (integrated cabinet) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SensoLyt 700IQ |
| Part Number | 109170 |
| Sensor Type | Intelligent In-Line pH/ORP Electrode with Integrated Preamp & NTC Temperature Sensor |
| Output Signal | 4–20 mA / RS-485 (Modbus RTU) |
| Housing Material | PVDF or Titanium (depending on variant) |
| Pressure Rating | Up to 10 bar (SensoLyt SEA-HP), 6 bar standard |
| Operating Temperature | −5 to +60 °C (standard), up to +80 °C (SEA-HP) |
| IP Rating | IP68 |
| Compliance | EN 61326-1 (EMC), EN 61000-6-2/-6-4, ATEX/IECEx Zone 1 optional |
| Lightning Protection | Integrated transient voltage suppression circuit |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Distribution Status | Authorized Distributor |
| Import Status | Imported |
| Model | SENSORNET Online |
| Price Range | USD 25,000 – 125,000 |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | TetraCon 700IQ |
| Electrode Configuration | Four-electrode (tetrapolar) |
| Measurement Principle | AC-driven four-pole conductivity measurement with automatic temperature compensation (ATC) |
| Conductivity Range | 0.01 µS/cm to 2 S/cm (typical, dependent on cell constant) |
| Temperature Range | 0–60 °C |
| Cell Constant | 0.475 cm⁻¹ (standard) |
| Output Signal | Analog 4–20 mA or digital Modbus RTU / SDI-12 (configurable) |
| Housing Material | PEEK + stainless steel 316L |
| IP Rating | IP68 |
| Compliance | EN ISO 7888, ASTM D1125, USP <645>, GLP-compliant data logging |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | TriOxmatic 700IQ |
| Sensor Type | Clark-type polarographic membrane electrode with potentiostatic 3-electrode system |
| Membrane Thickness | 50 µm hydrophobic Teflon® |
| Minimum Flow Rate | ≥0.5 cm/s |
| Response Time (t₉₀) | <180 s |
| Accuracy | ±1% of reading across full range |
| Operating Temperature | 0–50 °C |
| Output Signal | Digital (IQ Sensor Net protocol) |
| Compliance | EN ISO 5814, ASTM D888, USP <731>, GLP/GMP-ready data logging |
| Origin | UK |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | XTRA |
| Pricing | Available Upon Request |
| Brand | Xylem |
|---|---|
| Origin | USA |
| Model | ECO-Buoy |
| Type | Integrated In-Situ Environmental Monitoring Buoy System |
| Power Supply | Solar-rechargeable battery with marine-grade backup |
| Data Transmission | Cellular (4G LTE-M/NB-IoT) and satellite (Iridium Short Burst Data) dual-mode wireless telemetry |
| Environmental Rating | IP68, corrosion-resistant 316 stainless steel & UV-stabilized HDPE hull |
| Operating Temperature | −20 °C to +50 °C |
| Deployment Depth | Surface-floating with optional subsurface sensor mooring up to 30 m |
| Compliance | ASTM D511, D1293, D3370 |
| 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 | Xylem |
|---|---|
| Origin | USA |
| Model | YSI Data Buoy |
| Certification | Imported |
| Distribution Type | Authorized Distributor |
| Pricing | Available Upon Request |
| 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 | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-1003 |
| Pricing | Available Upon Request |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-6900 |
| Price | Upon Request |
| Measurement Principle | Arsenic-Platinum Blue Spectrophotometry |
| Detection Limit | 0.01 mg/L |
| Range | (0–2) mg/L and (0–10) mg/L (expandable) |
| Repeatability | ≤5.0% |
| Cycle Time | ≤60 min |
| MTBF | ≥720 h |
| Output Interfaces | RS232 / RS485, 4–20 mA analog |
| Ambient Temp | 5–40 °C |
| Humidity | ≤85% RH |
| Power Supply | AC (220 ± 25) V, 50 ± 0.5 Hz |
| Rated Power | 100 W |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-9000 |
| Pricing | Upon Request |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-FC 600 |
| Pricing | Available Upon Request |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ1001 |
| Pricing | Available Upon Request |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ1002 |
| Pricing | Available Upon Request |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ZM-AMWS Analysis Shelter |
| Pricing | Available Upon Request |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ZM-WQMS-7P “Water Sentinel” |
| Pricing | Available Upon Request |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ZM-OFEMS |
| Pricing | Upon Request |