Conventional Five Parameter Water Quality Monitor
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| Brand | AMT |
|---|---|
| Origin | Germany |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | AMT-EC7 |
| Instrument Type | Online |
| Conductivity Ranges | 0–1 mS/cm |
| Outer Diameter | 40 mm |
| Total Length | ~270 mm |
| Weight | ~300 g |
| Housing Material | Titanium |
| Pressure Rating | 6000 m (6000 dbar) |
| Output Signal | 0–2.5 V DC or 0–5 V DC |
| Supply Voltage | 9–18 V DC |
| Connector | SubConn wet-mateable underwater connector |
| Measurement Principle | Seven-electrode AC conductivity with quartz-glass sensing tube |
| Channels | 4 measurement electrodes + 1 excitation + 2 guard/ground electrodes |
| Brand | AMT |
|---|---|
| Origin | Germany |
| Model | AMT-pH |
| Instrument Type | Online |
| pH Range | 2–11 (standard) |
| Resolution | 0.01 pH |
| Accuracy | ±0.05 pH |
| Supply Voltage | 9.5–18 VDC |
| Output Signal | 0–5 VDC |
| Dimensions | Ø30 mm × 250 mm |
| Pressure Rating | 600 dbar |
| Electrode Integration | Integrated glass + reference electrode in single housing |
| Membrane Design | Dual-junction diaphragm |
| Operating Depth | Up to 6000 m |
| Temperature Sensor | Not integrated |
| Compliance | Designed for ISO 10523, ASTM D1293, and marine GLP-compliant in-situ deployments |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | 120-LTC |
| Instrument Type | Portable |
| Temperature Range | −20 °C to +75 °C |
| Conductivity Range | 0 to 200 mS/cm |
| TDS Calculation | Yes (ppm, user-selectable or standard seawater factor) |
| Sensor Diameter | <25.4 mm (1 inch) |
| Cable Length Options | 15–100 m (aluminum frame) or 120–500 m (acrylic tripod) |
| Display | Backlit LCD with simultaneous real-time readout of level, temperature, conductivity, and TDS |
| Power | 4 × 1.5 V C-cell alkaline batteries (~180 h operation) |
| IP Rating | Sensor IP68, Handheld Unit IP64 |
| Sensor Material | 316 stainless steel & titanium alloy |
| Accuracy | Temperature < ±0.1 °C |
| Temp Compensation Modes | DIN EN 27888 (25 °C ref), user-defined %/°C coefficient, or none |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | 575 MP1 |
| Instrument Type | Portable |
| Temperature Range | –5 to +50 °C (optional: –5 to +70 °C) |
| pH Range | 0–14 |
| Conductivity Range | 0–200,000 µS/cm |
| Water Level Range | 0–100 m |
| Accuracy (Level) | <0.05% FS |
| Accuracy (Temp) | <0.1 °C |
| Accuracy (Conductivity) | <0.5% of reading, min. 2 µS/cm |
| Accuracy (pH) | <0.02 |
| Resolution (Level) | 1 cm (standard), 1 mm (optional) |
| Resolution (Temp) | 0.1 °C (standard), 0.01 °C (optional) |
| Resolution (Conductivity) | 0.0005% FS |
| Resolution (pH) | 0.01 |
| Long-term Stability (Level) | <0.05%/year |
| Long-term Stability (Temp) | <0.02 °C/year |
| Cable Length | up to 500 m |
| Probe Depth Rating | 100 m |
| Housing Material | 316 stainless steel & titanium alloy |
| IP Rating | IP68 |
| Power | Internal rechargeable Li-ion battery (rated for ~3 million measurements at 2-min interval ≈ 10 years) |
| Memory | 4 MB flash storage |
| Interfaces | RS-232, USB |
| Pressure Compensation | Integrated barometric compensation tube |
| Cable | 6 mm flexible UV-resistant PUR jacket with Kevlar reinforcement |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | 575-LTC |
| Instrument Type | Portable |
| Temperature Range | –5 to +50 °C (optional –5 to +70 °C) |
| Conductivity Range | 0–200,000 µS/cm |
| Water Level Range | 0–300 m |
| Accuracy (Water Level) | <0.05% FS |
| Accuracy (Temperature) | <0.1 °C |
| Accuracy (Conductivity) | <0.5% of reading (min. 2 µS/cm) |
| Resolution (Water Level) | 1 cm (optional 1 mm) |
| Resolution (Temperature) | 0.1 °C (optional 0.01 °C) |
| Resolution (Conductivity) | 0.0005% FS |
| Long-term Stability (Water Level) | <0.05%/year |
| Long-term Stability (Temperature) | <0.02 °C/year |
| Battery Life | ~3 million measurements (~10 years at 2-min interval) |
| Memory | 4 MB Flash |
| Cable Length | up to 500 m (optional) |
| Probe Depth Rating | 300 m |
| Housing Material | 316 stainless steel & titanium alloy |
| Ingress Protection | IP68 |
| Interface | RS-232, USB |
| Data Formats | HT-Standard, Excel (.xlsx), *.zrxp, Labdüs (*.lgd), *.uvf |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | S200 TUr |
| Instrument Type | Online |
| Turbidity Range | 0–10 NTU and 0–100 NTU |
| Measurement Principle | Nephelometric (90° scattered light, ISO 7027 compliant) |
| Resolution | 0.0001 NTU (0–10 NTU range) |
| Accuracy | ±2% of reading or ±0.02 NTU (0–40 NTU) |
| Response Time | 5–500 s |
| Sample Temperature Range | 1–50 °C |
| Operating Pressure Range | 104–1380 kPa (15–200 psi, factory-set default 15 psi) |
| Flow Rate | 100 mL/min–1 L/min |
| Analog Output | 4–20 mA (galvanically isolated, max. load 600 Ω) |
| Digital Interface | RS485 Modbus RTU |
| Relay Outputs | 2 configurable (NO/NC/C, 120–240 VAC, 2 A) |
| Power Supply | 100–240 VAC, 47–63 Hz, 80 VA |
| Display | 4×20-character backlit alphanumeric LCD |
| Enclosure Rating | IP66 |
| Weight | 2.5 kg |
| Environmental Limits | Indoor use only |
| Compliance | ISO 7027, CE, ETL Listed to UL 61010-1, CSA C22.2 No. 1010-1 |
| Brand | Aquaread |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | AP-LITE-TURB |
| Price | Upon Request |
| Display | Backlit 80-character LCD |
| Memory Capacity | 1900 data points |
| GPS | Built-in 12-channel antenna, ±10 m accuracy |
| Barometric Pressure Range | 150–1150 mbar (±1 mbar) |
| Operating Temperature | -20 to +70 °C |
| IP Rating | IP67 |
| Dimensions (Meter) | 90 × 180 × 39 mm |
| Weight (with batteries) | 450 g |
| Power Supply | 5 × AA alkaline or Ni-MH rechargeable batteries |
| Sensor Housing Diameter | 24 mm |
| Sensor Housing Length | 250 mm |
| Turbidity Measurement Range | 0–3000 NTU |
| Resolution | Dual auto-ranging: 0.0–99.9 NTU (0.1 NTU resolution), 100–3000 NTU (1 NTU resolution) |
| Repeatability | ±2% of reading |
| Brand | Aquaread |
|---|---|
| Origin | Germany |
| Model | MV2215L |
| Housing Material | ABS |
| IP Rating | IP41 |
| Dimensions (L×W×H) | 190 × 130 × 100 mm |
| Operating Temperature | −10 to +50 °C |
| Power Supply | 12–24 V AC/DC |
| Communication Interface | RS-232 |
| Sensor Connectors | Dual 4 mm banana/BNC |
| Temperature Sensor | Integrated Pt1000 with automatic temperature compensation |
| Base Configuration | Three smart electrochemical modules |
| Expandable to | Up to 16 LM2000 modules via modular bus architecture |
| Software Features | Automatic module recognition, calibration management, real-time temperature compensation, self-diagnosis, GLP-compliant data logging, calculation engine, data export |
| Brand | Chemins |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Domestic (China) |
| Model | iDO-306 |
| Pricing | Available Upon Request |
| Brand | Chemins |
|---|---|
| Model | MPS-400 |
| Origin | Zhejiang, China |
| Manufacturer | Chemins Instrument Technology Co., Ltd. |
| Sensor Interface | RS-485 (Modbus RTU) |
| Communication Protocol | Modbus RTU |
| Output | Digital (SDI-12 optional) |
| Max Simultaneous Parameters | 8 (including temperature) |
| Cleaning Mechanism | Motorized brush-based auto-clean system with programmable interval (1–1440 min) and rotation count (1–20 cycles) |
| Enclosure Rating | IP68 |
| Connector Type | Waterproof quick-disconnect M12 circular connector |
| Probe Protection | Perforated stainless-steel guard sleeve with ≥2 mm slot width |
| Compatible Sensor Modules | Dissolved Oxygen (optical or electrochemical), COD (UV-Vis absorption), Conductivity/Salinity, Turbidity (90° scattered light), Ammonia-N (ion-selective), pH (glass electrode or ISFET), ORP (Pt/AgCl reference) |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-M1220P |
| Instrument Type | Portable |
| pH Range | 0–14 |
| Dissolved Oxygen (DO) | 0–50 mg/L |
| Conductivity | 0–5000 µS/cm |
| Turbidity | 0–1000 NTU |
| Temperature Operating Range | 0–50 °C |
| Electrode Protection Rating | IP68 |
| Data Storage Capacity | 1,000,000 records |
| Display | 5-inch HD color touchscreen |
| Power Supply | Rechargeable Li-ion battery + USB Type-C AC/DC adapter |
| Electrode Interface | Digital plug-and-play ports (3 independent slots) |
| Measurement Modes | Real-time, timed, and interval reading |
| Auto Temperature Compensation | Yes |
| Communication Interface | USB Type-C (data export & charging) |
| Enclosure | Acid-alkali resistant, waterproof carry case |
| Brand | GENESITE |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | OEM/ODM Producer |
| Product Type | Domestic |
| Model | GNST-227FP |
| Instrument Category | Online Real-time Monitoring System |
| Operating Temperature Range | 0–50 °C |
| pH Range | 0–14 pH |
| Dissolved Oxygen (DO) Range | 0–20 mg/L |
| Conductivity Ranges | 0–5000 µS/cm and 0–200 mS/cm |
| Turbidity Ranges | 0–100 NTU and 0–1000 NTU |
| Power Supply | 12 VDC Li-ion battery (60 Ah), 12 V/80 W solar panel |
| Buoy Dimensions | 550 mm × 550 mm × 1200 mm |
| Weight | 20 kg |
| Buoyancy Capacity | 40 L |
| Peak Power Consumption | 10 W |
| Sensor Power Consumption | 0.2 W per unit |
| Communication Interface | RS-485 (Modbus RTU protocol) |
| Wireless Transmission | Cellular (LTE-M/NB-IoT) + optional LoRaWAN |
| Video Module | 1080P IP camera with 355° pan-tilt rotation |
| GPS Positioning | Integrated |
| Enclosure Material | SUS304 stainless steel filtration housing |
| Environmental Protection | IP68-rated sensor housing, marine-grade corrosion resistance |
| Relay Outputs | 8 independent programmable relays |
| Remote Control Capability | Sensor activation/deactivation, camera control, scheduled cycling, firmware OTA updates |
| Cloud Platform | Web-based dashboard with multi-user role management |
| Mobile Access | iOS/Android native app with real-time alerts and historical trend visualization |
| Battery Autonomy | ≥15 days under intermittent operation during overcast/rainy conditions |
| Compliance | Designed to meet ISO 5667-16 (water quality sampling—field instrumentation), ASTM D888 (dissolved oxygen measurement), and IEC 60529 (IP rating) standards |
| Brand | Jilin University Xiaotianshe |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | Water Quality Rapid Test Kit |
| Price Range | USD 140 – 7,200 (based on configuration) |
| Instrument Type | Portable |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | SJG-705 |
| Instrument Type | Online |
| pH Range | 0.00–14.00 (Res: 0.01, Acc: ±0.05 pH ±1 digit) |
| ORP Range | ±1999 mV (Res: 1 mV, Acc: ±10 mV ±1 digit) |
| Conductivity | 0.000 µS/cm–19.9 mS/cm (Res: 0.1/1 µS/cm, 0.01 mS/cm |
| Acc | ±2.0% FS) |
| TDS | 0.000 mg/L–9.9 g/L (Res: 0.1 mg/L, 0.01 g/L) |
| Turbidity | 0.00–500.0 NTU (Res: 0.01 NTU, Acc: ±10%) |
| Dissolved Oxygen | 0.00–20.00 mg/L / 0.0–200.0% sat (Res: 0.01 mg/L, 0.1% |
| Acc | ±0.50 mg/L & ±10% sat) |
| Temperature | −10.0–120.0 °C (Res: 0.1 °C, Acc: ±0.5 °C ±1 digit @ 0–60 °C) |
| Communication | RS-232 / RS-485 / Ethernet (selectable) |
| Power | AC 220 V ±10%, 50 Hz |
| Dimensions | 560 × 400 × 1680 mm |
| Weight | 50 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | SJG-705B |
| Instrument Type | Online Monitor |
| Temperature Range | (−10.0 to 120.0) °C |
| pH Range | (0.00 to 14.00) pH |
| Dissolved Oxygen (DO) | Concentration (0.00–20.00) mg/L |
| Conductivity Ranges | 0.000–0.199 μS/cm |
| Turbidity Range | (0.00–1000.0) NTU |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PMULP-800 |
| Instrument Type | Portable |
| Temperature Range | 0–100 °C |
| pH Range | 0.00–14.00 |
| Dissolved Oxygen (DO) Range | 0–20.0 mg/L |
| Conductivity Range | 0.00 µS/cm – 199.9 mS/cm |
| Turbidity Range | 0–400 NTU |
| Optical Wavelengths | 420, 440, 470, 520, 540, 560, 610, 630, 660, 680, 700 nm (user-selectable within range) |
| Absorbance Accuracy | ≤±5% FS |
| Repeatability | ≤3% RSD |
| Absorbance Drift | <0.002 A in 20 min |
| Dimensions (Main Unit) | 92 × 185 × 50 mm |
| Weight (Main Unit) | ~0.4 kg |
| Total Kit Weight (incl. case & accessories) | ~1.5 kg |
| Power Supply | Rechargeable Li-ion battery, 7.4 V / 1500 mAh |
| Operating Environment | 5–40 °C, ≤85% RH, low-vibration, non-direct-sunlight |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Multi 3630 IDS |
| Instrument Type | Portable |
| pH Range | 0.000–14.000 |
| Dissolved Oxygen | 0.00–20.00 mg/L |
| Conductivity | 10 µS/cm – 2000 mS/cm |
| Turbidity | 0–4000 FNU |
| Data Storage Capacity | Up to 10,000 datasets |
| Display | Graphical LCD |
| Protection Rating | IP67 |
| Power Supply | 4×AA alkaline or rechargeable NiMH batteries, or USB bus power |
| Interface | Micro-USB-B, USB-A (for memory card and printer) |
| Probe Communication | Digital IDS (Intelligent Digital Sensor) wireless-capable architecture |
| Depth Measurement (with MPP 930 IDS) | 0.05–100 m (pressure- and density-compensated for seawater) |
| Temperature Compensation | Integrated, automatic |