Water Quality Analyzer
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| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | U-50 Series |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | pH, ORP, Dissolved Oxygen (DO), Electrical Conductivity (EC), Salinity, TDS, Specific Gravity (Seawater), Temperature, Turbidity (NTU), Depth (m), GPS Position |
| Turbidity Standards | U-53 — US EPA Method |
| Turbidity Resolution | 0.01 NTU |
| Operating Temperature Range | −10 °C to +55 °C |
| Waterproof Rating | IP68 (JIS Protection Class 8 for sensor, Class 7 for main unit) |
| Battery Life | Up to 70 hours (alkaline AA × 4, backlight off) |
| Data Storage | 10,000 measurement sets |
| Communication Interface | USB |
| Display | 320 × 240 monochrome LCD with backlight |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | U-50 Portable Series |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameters | pH, ORP, Conductivity, Dissolved Oxygen, Temperature, Salinity, TDS, Specific Gravity (Seawater), Turbidity (LED or Tungsten Lamp), Depth (pressure-based, up to 30 m) |
| Turbidity Standards | U-53 complies with US EPA Method 180.1 |
| Turbidity Resolution | 0.01 NTU (U-53/U-54 variants) |
| Operating Temperature Range | −10 °C to +55 °C |
| IP Rating | IP68 (electrode), IP67 (host unit with cable connected) |
| Battery Life | Up to 70 hours (alkaline AA × 4, backlight off) |
| Data Storage | 10,000 measurement sets |
| Communication | USB |
| Display | 320 × 240 monochrome LCD with backlight |
| Weight | ~1.76 lbs (host), ~3.97 lbs (electrode assembly) |
| Electrode Cable Length | Standard 2 m (optional 10 m or 30 m) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | U-50 Series |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameters | pH, ORP, Dissolved Oxygen (DO), Conductivity, Salinity, TDS, Specific Gravity (Seawater), Temperature, Turbidity (LED or Tungsten Lamp), Water Depth (on select models) |
| Turbidity Standards | US EPA Method (U-53), EN ISO 7027 (U-54) |
| Operating Temperature Range | −10 to 55 °C |
| Depth Measurement Range | up to 30 m (pressure-based, on U-52G/U-53/U-53G/U-54/U-54G) |
| Waterproof Rating | IP67 (host), IP68 (probe) |
| Display | 320 × 240 monochrome backlit LCD |
| Data Storage | 10,000 measurement sets |
| Power | Four AA alkaline batteries (≈70 h operation without backlight) |
| Communication | USB |
| Probe Cable Length | Standard 2 m (optional 10 m or 30 m) |
| Probe Material | PPS, SUS316L, SUS304, FKM, PEEK, Titanium, FEP membrane, POM |
| Weight | Host ≈ 800 g |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | U-50 Series |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameters | pH, ORP, Dissolved Oxygen (DO), Electrical Conductivity (EC), Salinity, TDS, Specific Gravity (Seawater), Temperature, Turbidity (NTU), Depth (m), GPS Positioning |
| Turbidity Standards | U-53 — US EPA Method 180.1 |
| Turbidity Resolution | 0.01 NTU |
| Operating Temperature Range | −10 to 55 °C |
| Depth Measurement Range | up to 30 m |
| IP Rating | IP67 (instrument), IP68 (probe) |
| Battery Life | up to 70 h (alkaline AA × 4, backlight off) |
| Data Storage | 10,000 measurement sets |
| Communication | USB |
| Display | 320 × 240 monochrome LCD with backlight |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | U-50 Series (U-51/U-52/U-52G/U-53/U-53G/U-54/U-54G) |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Measured Parameters | pH, ORP, Dissolved Oxygen (DO), Conductivity, Salinity, TDS, Specific Gravity (Seawater), Temperature, Turbidity (LED or Tungsten Lamp), Depth (pressure-based, up to 30 m), GPS (U-52G/U-53G/U-54G models) |
| Turbidity Standards | U-53 complies with US EPA Method 180.1 |
| Turbidity Resolution | 0.01 NTU (0–10 NTU range) |
| DO Measurement Principle | Clark-type polarographic sensor with enhanced response time and simplified maintenance |
| pH Measurement Principle | Glass electrode method (two-point calibration, auto-temperature compensation) |
| Conductivity Measurement Principle | AC four-electrode method with automatic range switching and 25 °C temperature compensation |
| Depth Measurement Principle | Piezoresistive pressure transducer |
| IP Rating | IP68 (electrode), IP67 (host unit with cable connected) |
| Operating Temperature | –5 °C to 45 °C |
| Storage Temperature | –10 °C to 60 °C |
| Battery Life | Up to 70 hours (alkaline AA × 4, backlight off) |
| Data Storage | 10,000 measurement sets |
| Communication Interface | USB |
| Display | 320 × 240 monochrome LCD with backlight |
| Weight | Host ~800 g |
| Probe Cable Length | Standard 2 m (optional 10 m or 30 m) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | U-50 Series |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measured Parameters | pH, ORP, Conductivity, Dissolved Oxygen (DO), Temperature, Turbidity, Salinity, TDS, Specific Gravity (Seawater), Depth, GPS Positioning |
| Turbidity Standards | U-53 — US EPA Method 180.1 (LED forward scatter) |
| Turbidity Resolution | 0.01 NTU (0–10 NTU range) |
| DO Sensor Response Time | Improved polarographic response (<60 s to 90% step change) |
| Operating Temperature | −10 °C to +55 °C |
| Depth Measurement Range | Up to 30 m (pressure-based, optional on U-52G/U-53G/U-54G) |
| IP Rating | IP67 (instrument body), IP68 (probe assembly) |
| Data Storage | 10,000 measurement sets |
| Power | Four AA alkaline batteries (≈70 h operation, backlight off) |
| Communication | USB 2.0 |
| Display | 320 × 240 monochrome LCD with backlight |
| Weight | Probe ≈1.8 kg |
| Origin | Japan |
|---|---|
| Type | Online Water Quality Analyzer |
| Model | U-52G-10 |
| Sensor Integration | 11-parameter integrated probe (pH, ORP, DO, EC, Salinity, TDS, Specific Gravity, Temperature, Turbidity, Depth, GPS) |
| IP Rating | JIS Class 8 (equivalent to IP68) |
| Battery Life | 70 hours |
| Data Storage | 10,000 measurements |
| Display | Backlit LCD with real-time battery, GPS, and connection status |
| Probe Diameter | ~96 mm |
| Probe Length | ~340 mm |
| Dimensions (main unit) | 11.4 × 28.3 × 6.4 cm (L×H×D) |
| Weight | 1.8 kg |
| Turbidity Range | 0–800 NTU (LED-based), Resolution: 0.1 NTU (0–99.9), 1 NTU (100–800), Accuracy: ±5% or ±1 NTU (whichever is greater) |
| pH Range | 0–14, Resolution: 0.01, Accuracy: ±0.1 |
| DO Range | 0–50.0 mg/L, Resolution: 0.01 mg/L, Accuracy: ±0.2 mg/L (0–20 mg/L), ±0.5 mg/L (20–50 mg/L) |
| Conductivity Range | 0–100 mS/cm, Accuracy: ±1% FS |
| Temperature Range | −5 to +55 °C, Accuracy: ±0.3 °C |
| Depth Range | 0–30 m, Accuracy: ±0.3 m |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD |
| Instrument Type | Online Water Quality Analyzer |
| IP Rating | IP67 (Control Unit) |
| Operating Depth | Up to 100 m |
| Data Logging Duration | 30 days (2880 records, 15-min interval) |
| Measured Parameters | pH, Dissolved Oxygen (DO), Electrical Conductivity (EC), Salinity, Total Dissolved Solids (TDS), Seawater Specific Gravity (δt), Turbidity, Water Depth (Pressure), Temperature, Oxidation-Reduction Potential (ORP), Nitrate, Chloride, Calcium, Fluoride, Potassium, Ammonia |
| pH Range | 0–14 |
| DO Range | 0–19.99 mg/L |
| EC Range | 0–9.99 S/m |
| Turbidity Range | 0–800 NTU |
| Temperature Range | 0–55 °C |
| Sensor Principle | Glass Electrode (pH), Membrane Galvanic Cell (DO), AC 4-Electrode (EC), Pressure Transducer (Depth), Thermistor (Temperature), Platinum Electrode (ORP), Ion-Selective Electrodes (ISEs) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Depth Rating | Up to 100 m |
| Data Logging Duration | 30 days (15-min interval) |
| Simultaneous Parameters | Up to 13 (pH, DO, EC, Salinity, TDS, Seawater Density σt, Temperature, Turbidity, Depth, ORP, and optional ion-specific electrodes) |
| IP Rating | IP67 (Control Unit) |
| Measurement Principle | Glass electrode (pH), Membrane-covered galvanic cell (DO), AC 4-electrode (EC), Pressure transducer (Depth), Thermistor (Temperature), Nephelometric (Turbidity), Platinum electrode (ORP), Ion-selective electrodes (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Product Type | In-situ, autonomous water quality monitoring system |
| Model | W-20XD Series (including W-22XD and W-23XD variants) |
| Measurement Depth | Up to 100 m |
| Operating Temperature | 0–55 °C |
| Storage Temperature | −5–60 °C |
| IP Rating | IP67 (control unit) |
| Data Logging Capacity | 2,880 records (30 days at 15-min intervals) |
| Simultaneous Parameters | Up to 13 (W-23XD) |
| Key Measured Parameters | pH, Dissolved Oxygen (DO), Electrical Conductivity (EC), Salinity, Total Dissolved Solids (TDS), Seawater Specific Gravity (δt), Turbidity, Water Depth (pressure-based), Temperature, ORP, and optional ion-selective electrodes (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD Series |
| Instrument Type | In-Line / Submersible Water Quality Analyzer |
| Operating Depth | Up to 100 m |
| Data Logging Duration | 30 days (2880 records, 15-min interval) |
| IP Rating | IP67 (Control Unit) |
| Measurement Parameters | Up to 13 simultaneous parameters including pH, DO, EC, Salinity, TDS, Seawater Specific Gravity (δt), Turbidity, Depth, Temperature, ORP, and optional ion-selective electrodes (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20xD |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| IP Rating | IP67 (Control Unit) |
| Operating Depth | Up to 100 m |
| Continuous Logging Duration | 30 days (2880 data points at 15-min intervals) |
| Simultaneous Parameters | Up to 13 (pH, Dissolved Oxygen, Conductivity, Salinity, TDS, Seawater Specific Gravity, Turbidity, Depth, Temperature, ORP, and Select Ions) |
| Measurement Principles | Glass Electrode (pH), Membrane-Based Galvanic Cell (DO), AC 4-Electrode (Conductivity), Pressure Transducer (Depth), Thermistor (Temperature), Nephelometric/Transmittance (Turbidity), Platinum Electrode (ORP), Ion-Selective Electrodes (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD (W-22XD / W-23XD) |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Depth Rating | Up to 100 m |
| Data Logging Duration | 30 days (2880 records, 15-min interval) |
| IP Rating | IP67 (Control Unit) |
| Simultaneous Parameters | Up to 13 |
| Sensor Principle | Glass Electrode (pH), Membrane Galvanic Cell (DO), AC 4-Electrode Conductivity, Pressure-based Depth, Thermistor (Temperature), Nephelometric/Transmissive Turbidity, Platinum ORP Electrode, Ion-Selective Electrodes (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Operating Temperature | 0–55 °C |
| Storage Temperature | −5–60 °C |
| Probe Dimensions | Ø95 mm × 430 mm |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD Series |
| Instrument Type | Online Water Quality Analyzer |
| Waterproof Rating (Control Unit) | IP67 |
| Operating Depth | Up to 100 m |
| Continuous Deployment Duration | 30 days |
| Data Logging Interval | 15 minutes |
| Total Data Capacity | 2,880 records |
| Temperature Range (Operation) | 0–55 °C |
| Temperature Range (Storage) | −5–60 °C |
| Probe Max Diameter | 95 mm |
| Probe Length | 430 mm |
| Simultaneous Parameters | Up to 13 (pH, DO, EC, Salinity, TDS, Seawater Specific Gravity, Turbidity, Depth, ORP, and optional ion-selective electrodes for NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| pH Measurement Principle | Glass Electrode Method |
| DO Measurement Principle | Membrane-Based Galvanic Cell |
| EC Measurement Principle | AC 4-Electrode Conductivity |
| Salinity/TDS/Seawater Specific Gravity Calculation | Conductivity-based conversion with temperature compensation at 25 °C |
| Turbidity Measurement Principle | Combined Transmission & Scattering (NTU) |
| Depth Measurement Principle | Pressure Transduction |
| ORP Measurement Principle | Platinum Electrode |
| Ion Measurement Principle | Solid-State or Liquid-Membrane Ion-Selective Electrodes |
| pH Accuracy | ±0.1 pH |
| DO Accuracy | ±0.2 mg/L |
| EC Accuracy | ±3% FS |
| Salinity Accuracy | ±0.3% |
| TDS Accuracy | ±5 g/L |
| Seawater Specific Gravity Accuracy | ±5 δt |
| Turbidity Accuracy | ±5% |
| Depth Accuracy | ±5% |
| ORP Accuracy | ±15 mV |
| Ion Accuracy | ±10% (varies by ion and matrix) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD Series |
| Instrument Type | Online Water Quality Analyzer |
| Operating Depth | Up to 100 m |
| Data Logging Duration | 30 days (2880 records, 15-min interval) |
| IP Rating | IP67 (Control Unit) |
| Simultaneous Parameters | Up to 13 (pH, DO, EC, Salinity, TDS, Seawater Specific Gravity, Turbidity, Depth, Temperature, ORP, and Select Ions) |
| Measurement Principles | Glass Electrode (pH), Membrane-Based Galvanic Cell (DO), AC 4-Electrode (EC), Thermistor (Temperature), Pressure Transducer (Depth), Optical Transmission/Scattering (Turbidity), Platinum Electrode (ORP), Ion-Selective Electrodes (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD Series |
| Instrument Type | Online Water Quality Analyzer |
| Operating Depth | Up to 100 m |
| Data Logging Duration | 30 days (2880 records, 15-min interval) |
| IP Rating | IP67 (Control Unit) |
| Simultaneous Parameters | Up to 13 |
| Temperature Range | 0–55 °C (Operation), −5–60 °C (Storage) |
| Probe Dimensions | Ø95 mm × 430 mm |
| Measurement Principles | Glass Electrode (pH), Membrane-Based Galvanic Cell (DO), AC 4-Electrode Conductivity, Pressure Transduction (Depth), Thermistor (Temperature), Dual-Beam Optical Transmission/Scattering (Turbidity), Platinum Electrode (ORP), Ion-Selective Electrodes (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD Series |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Operating Depth | Up to 100 m |
| Data Logging Duration | 30 days (2880 records, 15-min interval) |
| IP Rating | IP67 (Control Unit) |
| Simultaneous Parameters | Up to 13 (pH, DO, EC, Salinity, TDS, Seawater Specific Gravity, Turbidity, Depth, Temperature, ORP, and Optional Ion Sensors) |
| Measurement Principles | Glass Electrode (pH), Membrane-Based Galvanic Cell (DO), AC 4-Electrode Conductivity (EC), Nephelometric/Transmittance (Turbidity), Pressure Transducer (Depth), Thermistor (Temperature), Platinum Electrode (ORP), Ion-Selective Electrodes (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD Series |
| Instrument Type | Online Water Quality Analyzer |
| Operating Depth | Up to 100 m |
| Data Logging Duration | 30 days (2880 records, 15-min interval) |
| IP Rating | IP67 (Control Unit) |
| Simultaneous Parameters | Up to 13 |
| Temperature Range | 0–55 °C (Operation), −5–60 °C (Storage) |
| Probe Dimensions | Ø95 mm × 430 mm |
| Measurement Principles | Glass Electrode (pH), Membrane-Based Galvanic Cell (DO), AC 4-Electrode Conductivity, Pressure Transduction (Depth), Thermistor (Temperature), Nephelometric/Transmissive Turbidity, Platinum Electrode (ORP), Ion-Selective Electrodes (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD Series |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Waterproof Rating (Control Unit) | IP67 |
| Operating Depth | Up to 100 m |
| Continuous Deployment Duration | 30 days |
| Data Logging Capacity | 2,880 records (15-min interval) |
| Simultaneous Parameters | Up to 13 (W-23XD variant) |
| Key Measured Parameters | pH, Dissolved Oxygen (DO), Electrical Conductivity (EC), Salinity, Total Dissolved Solids (TDS), Seawater Specific Gravity (δt), Turbidity, Temperature, Depth (Pressure), ORP, and Select Ions (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Measurement Principles | Glass Electrode (pH), Membrane-Based Galvanic Cell (DO), AC 4-Electrode (EC), Nephelometric/Transmissometric (Turbidity), Thermistor (Temperature), Piezoresistive Pressure Transducer (Depth), Platinum Electrode (ORP), Ion-Selective Electrodes (ISEs) |
| Calibration | Automatic or Manual (pH 2-point, DO salinity/temperature compensation, EC temperature compensation at 25°C) |
| Storage Temperature | –5 to 60°C |
| Operating Temperature | 0 to 55°C |
| Probe Dimensions | Ø95 mm × 430 mm |
| Data Transmission | Remote wireless telemetry (optional) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD Series |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| IP Rating | IP67 (Control Unit) |
| Operating Depth | Up to 100 m |
| Continuous Deployment Duration | 30 days |
| Data Logging Interval | 15 minutes |
| Total Data Capacity | 2,880 records |
| Sensor Types | pH, Dissolved Oxygen (DO), Conductivity, Salinity, TDS, Seawater Specific Gravity (δt), Turbidity, Depth, Temperature, ORP, and Optional Ion Sensors (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Measurement Principle | Glass Electrode (pH), Membrane-Based Galvanic Cell (DO), AC 4-Electrode (Conductivity), Nephelometric/Transmittance (Turbidity), Piezoresistive Pressure (Depth), Pt Electrode (ORP), Solid-State/Ion-Selective Electrodes (Ions) |
| Temperature Compensation | Automatic (for pH, DO, Conductivity, Salinity, TDS, δt, ORP) |
| Calibration | Auto-calibration support |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD Series (Portable) |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| IP Rating | IP67 (Control Unit) |
| Max Deployment Depth | 100 m |
| Continuous Logging Duration | 30 days (2880 data points, 15-min interval) |
| Simultaneous Parameters | Up to 13 (pH, DO, EC, Salinity, TDS, Seawater Specific Gravity, Turbidity, Depth, Temperature, ORP, and optional ion-selective electrodes for NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | W-20XD Series |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| IP Rating | IP67 (Control Unit) |
| Operating Depth | Up to 100 m |
| Continuous Logging Duration | 30 days (2880 data points at 15-min intervals) |
| Measured Parameters | pH, Dissolved Oxygen (DO), Electrical Conductivity (EC), Salinity, Total Dissolved Solids (TDS), Seawater Specific Gravity (δt), Turbidity, Water Depth (Pressure), Temperature, ORP, and Optional Ion-Specific Electrodes (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| pH Range | 0–14 |
| DO Range | 0–19.99 mg/L |
| EC Range | 0–9.99 S/m |
| Turbidity Range | 0–800 NTU |
| Temperature Range | 0–55 °C |
| Depth Range | 0–100 m |
| Data Transmission | Remote wireless data retrieval capability |
| Origin | Japan |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | W-100CS |
| Price Range | USD 2,800 – 14,200 |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Model | HK-1305 |
| Instrument Type | Online Water Quality Analyzer |
| Measurable Parameters | Conductivity, pH, Dissolved Oxygen (DO) |
| Display Resolution | 0.01 NTU (Turbidity), 0.1 °C (Temperature) |
| Measurement Accuracy | ±5% of reading (turbidity), ±0.5 °C (temperature) |
| Output Signals | Dual isolated 4–20 mA (or 0–10/0–20 mA), max. 800 Ω load per channel |
| Relay Outputs | 4 programmable relays (high/low alarm or electrode cleaning control) |
| Communication Interface | Isolated RS-485, Modbus RTU protocol |
| Data Storage | ≥100,000 data points |
| Power Supply | AC 100–240 V, 47–63 Hz |
| Enclosure Rating | IP65 (cast aluminum housing) |
| Operating Temperature | 0–40 °C (sample), −20–55 °C (storage) |
| Sample Flow Rate | 6–20 L/h |
| Max. Suspended Solid Size | ≤5 µm (no colloids or oils) |
| Response Time | ≤30 s |
| Power Consumption | ≤12 W |
| Weight | 6 kg |
| Mounting Options | Panel-mount, wall-mount, pipe-clamp |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HK-1305TU |
| Instrument Type | Online Water Quality Analyzer |
| Measured Parameter | Turbidity |
| Measurement Range | (0.00–19.99) NTU and (20.0–500.0) NTU |
| Resolution | 0.01 NTU |
| Accuracy | ±5% of reading |
| Repeatability | ±1% |
| Zero Drift | ±1% FS / 30 min |
| Stability | ±1% FS / 30 min |
| Temperature Compensation | Integrated NTC30K sensor (±0.5 °C accuracy, 0.1 °C resolution) |
| Output Signals | Isolated dual-channel (0–10) mA / (0–20) mA / (4–20) mA (≤0.1 mA error, 800 Ω load) |
| Relay Outputs | Two configurable relays |
| Data Storage | ≥100,000 points |
| Cleaning Interval | Adjustable in 10-minute increments |
| Response Time | ≤30 s |
| Sample Temp. Range | 0–40 °C |
| Flow Rate | 6–20 L/h |
| Max. Suspended Particle Size | ≤5 µm (no colloids or oils) |
| Power Supply | AC 100–240 V, 47–63 Hz |
| Power Consumption | ≤12 W |
| Enclosure Rating | IP65 (transmitter), IP68 (sensor) |
| Operating Humidity | ≤90% RH (non-condensing) |
| Storage Temp. | −20 to +55 °C |
| Safety Compliance | IEC 61010-1, leakage current ≤3.5 mA, grounding resistance ≤0.5 Ω, insulation resistance ≥40 MΩ, dielectric strength: AC 1500 V / 1 min |
| Display | 480×272 dot-matrix LCD (Chinese/English switchable) |
| Mounting Options | Panel-mount, wall-mount, pipe-clamp |
| Dimensions (Transmitter) | 146 mm × 146 mm |
| Dimensions (Sensor) | 302 mm × 155 mm |
| Sensor Cable Length | 10 m |
| Weight | 6 kg |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China-made) |
| Model | HK-228 |
| Price Range | USD 1,400 – 4,200 |
| Instrument Type | Benchtop Water Quality Analyzer |
| Analyte | Hydrazine (N₂H₄) |
| Display | 192 × 64 Dot-Matrix LCD (Chinese/English Switchable) |
| Measurement Range | 0–100 µg/L |
| Resolution | 0.1 µg/L |
| Basic Error | ±2% FS |
| Repeatability | ≤1% |
| Stability | ±1% FS / 4 h |
| Ambient Temperature | 5–45 °C |
| Relative Humidity | ≤90% RH (non-condensing) |
| Power Supply | AC 100–240 V, 50–60 Hz |
| Power Consumption | 40 W |
| Dimensions (L×W×H) | 392 × 260 × 100 mm |
| Weight | 5 kg |
| Brand | Huake Instrument |
|---|---|
| Model | HK-2301 |
| Type | Portable / Handheld Water Quality Analyzer |
| Measurement Parameters | pH, ORP, Conductivity, TDS, Salinity, Temperature |
| Display | 3.5-inch color LCD |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 |
| pH Accuracy | ±0.02 |
| ORP Range | −2000 to +2000 mV |
| ORP Resolution | 0.01 mV |
| ORP Accuracy | ±1% FS |
| Conductivity Range | 0.00–20.00 mS/cm (with selectable cell constants K = 0.01, 0.1, 1.0, 10.0 cm⁻¹) |
| TDS Range | 0.00–80.0 g/L (based on 0.5–0.8 conversion factor) |
| Salinity Range | 0.00–80.0 ppt |
| Temperature Range | 0.0–99.9 °C |
| Temp. Resolution | 0.1 °C |
| Temp. Accuracy | ±0.5 °C |
| Temperature Compensation | Automatic (0.0–60.0 °C), adjustable coefficient (0.0–60.0 %/°C) |
| Input Impedance | ≥1 × 10¹² Ω |
| Response Time (T90) | ≤30 s (pH), ≤90 s (conductivity) |
| Battery Life | ≥16 h continuous operation |
| Dimensions | 240 × 123 × 51 mm (H×W×D) |
| Weight | 0.5 kg |
| Operating Environment | 5–45 °C, ≤93% RH (non-condensing) |
| Storage Temperature | −25 to +55 °C (electrodes stored separately above 0 °C) |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HK-288 |
| Price Range | USD 4,200 – 7,000 (FOB) |
| Instrument Type | Laboratory Turbidimeter |
| Measured Parameter | Turbidity |
| Operating System | Windows CE |
| Display | 7-inch TFT LCD Touchscreen |
| Light Source | High-Stability Infrared LED (850 nm) |
| Measurement Principle | Nephelometric Detection (90° Scattered Light) with Chromatic Compensation |
| Range | 0–1000 NTU |
| Resolution | 0.01 NTU |
| Accuracy | ±5% of reading |
| Repeatability | ±1% RSD |
| Drift | ≤±1.5% FS / 30 min |
| Units | NTU, FTU, mg/L (as SiO₂) |
| Data Storage | 100,000 records (measurements, calibrations, system logs) |
| Interface | USB 2.0 |
| Calibration Options | 1-, 2-, or multi-point (up to 5 points) |
| Compliance | CMC Certified (China Metrology Certification, Certificate No. CMCC2023-XXXXX) |
| Environmental Operating Conditions | 5–45 °C ambient |
| Power Supply | AC 85–265 V, 45–65 Hz |
| Power Consumption | 10 W |
| Dimensions (L×W×H) | 390 × 248 × 175 mm |
| Weight | 4.2 kg |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HK-508 |
| Price Range | USD 1,400 – 4,200 (FOB) |
| Instrument Type | Benchtop Laboratory Water Quality Analyzer |
| Analyte | Total Dissolved Iron (Fe²⁺/Fe³⁺) |
| Display | 192 × 64 Dot-Matrix LCD (Chinese/English Switchable) |
| Measurement Range | 0–200 µg/L |
| Resolution | 0.1 µg/L |
| Accuracy | ±3% FS |
| Repeatability | ≤1.5% RSD |
| Drift | ≤±1.5% FS / 4 h |
| Operating Temperature | 5–45 °C |
| Relative Humidity | ≤90% RH (non-condensing) |
| Power Supply | AC 100–240 V, 50–60 Hz |
| Power Consumption | 40 W |
| Dimensions (L×W×H) | 392 × 260 × 100 mm |
| Weight | 5 kg |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HK-518 |
| Price Range | USD 1,400 – 4,200 (FOB) |
| Instrument Type | Benchtop Water Quality Analyzer |
| Analyte | Cu²⁺ (Copper Ions) |
| Display | 192 × 64 Dot-Matrix LCD (Chinese/English Switchable) |
| Measurement Range | 0–200 µg/L |
| Resolution | 0.1 µg/L |
| Accuracy | ±2% FS |
| Repeatability | ≤1% RSD |
| Stability | ±2% FS / 4 h |
| Operating Temperature | 5–45 °C |
| Relative Humidity | ≤90% RH (non-condensing) |
| Power Supply | AC 100–240 V, 50–60 Hz |
| Power Consumption | 40 W |
| Dimensions (L×W×H) | 392 × 260 × 100 mm |
| Weight | 5 kg |