Water Quality Analyzer
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| Origin | Japan |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | D-71 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measured Parameter | pH |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | D-72 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measurable Parameters | pH, ORP (Redox), Conductivity |
| Display | Dual-parameter LCD with backlight |
| Enclosure Rating | IP67 |
| Data Storage | 1,000 measurements |
| Power | ~1000 hours battery life (alkaline) |
| Electrode Mount | Rotatable, single-hand adjustable stand |
| Housing Material | Impact-resistant polycarbonate |
| Compliance | GLP/GMP-compliant data output (with optional printer and software) |
| Connectivity | PC interface via optional USB cable (software available via registered user download) |
| Cleaning Compatibility | Wipeable with ethanol, weak acids/bases, and oils |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | D-73 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measurable Parameters | pH, mV (ORP), Temperature, Conductivity, Resistivity, Salinity, TDS, Dissolved Oxygen (DO), Ion Concentration |
| Display | Backlit Monochrome LCD |
| Data Storage | 1000 Records |
| Protection Rating | IP67 |
| Power Supply | 2× AAA Alkaline/Ni-MH Batteries or AC Adapter |
| Operating Environment | 0–45 °C, RH 0–80% (non-condensing) |
| Compliance | GLP/GMP-ready, ASTM D1293 (pH), ASTM D5391 (Conductivity), ISO 5814 (DO), USP <643> (TDS), NIST/USA Buffer Recognition |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | D-73 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measurable Parameters | pH, ORP, Ion Concentration (e.g., Na⁺, K⁺, Ca²⁺, F⁻, Cl⁻), Conductivity (as optional module or via compatible electrodes) |
| Display | Dual-parameter LCD with backlight |
| Data Storage | 1,000 measurement records |
| Environmental Rating | IP67 |
| Power Supply | Approx. 1,000 hours battery life (alkaline batteries) |
| Housing Material | Impact-resistant polycarbonate |
| Compliance | GLP/GMP-compliant data logging and printer output (with optional accessories) |
| Connectivity | PC interface via dedicated USB cable (software available via registered user download) |
| Electrode Mounting | Adjustable rotating electrode stand (desktop use), integrated electrode hook (portable storage) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | D-74 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measurable Parameters | pH, mV (ORP), Conductivity, Resistivity, Salinity, Total Dissolved Solids (TDS), Temperature |
| Protection Rating | IP67 |
| Display | Backlit Monochrome LCD |
| Data Storage | 1,000 measurements with timestamp, ID, and channel metadata |
| Calibration | Auto-buffer recognition (5-point pH), NIST/USA standard support, automatic temperature compensation (ATC), auto-ranging conductivity |
| Compliance | Designed for GLP/GMP environments with audit-ready data logging (time-stamped, user-ID enabled), meets requirements for ISO 5667-3, ASTM D1293, ASTM D5391, and USP <645> for conductivity validation |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | D-74 |
| Type | Handheld Water Quality Analyzer |
| Measurable Parameters | pH, ORP, Conductivity |
| Display | Dual-parameter LCD with backlight |
| Enclosure Rating | IP67 |
| Data Storage | 1,000 measurements |
| Power Life | Approx. 1,000 hours |
| Material | Polycarbonate housing |
| Compliance | GLP/GMP-ready data export (via optional USB cable and free software) |
| Connectivity | PC interface supported (D-74 included) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | D-75 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measured Parameters | pH, Dissolved Oxygen (DO) |
| IP Rating | IP67 |
| Display | Backlit Monochrome LCD |
| Data Storage | 1000 Records |
| Power | 2×AAA Alkaline/Ni-MH Batteries or AC Adapter |
| Operating Temperature | 0–45 °C |
| Relative Humidity | 0–80 % RH (non-condensing) |
| Compliance | GLP/GMP Data Integrity Support, ASTM D888, ISO 5814, ISO 7888, USP <643>, EN 27888 |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | D-75 |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Measurable Parameters | pH, ORP, Dissolved Oxygen (DO), Conductivity |
| Enclosure Rating | IP67 |
| Display | Backlit LCD (simultaneous dual-parameter display) |
| Data Storage | 1000 measurement records |
| Power Life | Approx. 1000 hours (alkaline batteries) |
| Compliance | GLP/GMP-compliant data output (with optional printer) |
| Connectivity | PC interface via optional USB cable (software available via registered user download) |
| Housing Material | Impact-resistant polycarbonate (2× impact resistance vs. ABS) |
| Cleaning Compatibility | Alcohol-, weak acid/base-, and oil-resistant surface |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model(s) | D71, D72, D73, D74, D75 |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Housing Material | Impact-Resistant Polycarbonate |
| IP Rating | IP67 |
| Display | Backlit LCD (D72–D75 only) |
| Data Storage | 1,000 measurements internal memory |
| Connectivity | USB PC interface (D72–D75) |
| Power | ~1000 hours continuous operation (typical) |
| Electrode Mount | Adjustable rotating electrode stand (desktop & handheld use) |
| Dual-Parameter Display | Simultaneous readout of two parameters (D73/D74/D75 only) |
| Cleaning Compatibility | Alcohol-, weak acid/base-, and oil-resistant surface |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-700 |
| Instrument Type | Laboratory & Field-Portable Water Quality Analyzer |
| Measurable Parameters | pH, Electrical Conductivity (EC), Na⁺, K⁺, NO₃⁻, Ca²⁺, Salinity (NaCl) |
| Measurement Principle | Glass Electrode (pH), Dual-Electrode AC Conductometry (EC), Ion-Selective Electrode (ISE) |
| Minimum Sample Volume | 0.05–0.3 mL |
| Accuracy | ±0.1 pH |
| IP Rating | IP67 |
| Operating Temperature | 5–40 °C |
| Relative Humidity | <85% RH (non-condensing) |
| Power | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm (L×W×H) |
| Weight | ~50 g (instrument only) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | OCMA-350 / OCMA-355 |
| Instrument Type | Laboratory Water Quality Analyzer |
| Detection Parameter | Oil Content (Hydrocarbon) |
| Measurement Principle | Infrared Absorption Spectrophotometry at ~3.4 µm |
| Solvent Compatibility | S-316 (perchlorotrifluoroethane) |
| Detection Range | 0–200 mg/L (water), 0–200 mg/kg (soil), Absorbance mode |
| Detection Limit | 0.1 ppm (as hydrocarbon) |
| Calibration | Automatic zero calibration post initialization |
| Optional Accessory | SR-305 Solvent Regenerator |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | OM-71 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measurement Parameter | Dissolved Oxygen (DO) |
| Detection Principle | Membrane-Type Galvanic Cell |
| Temperature Compensation Range | 0–40 °C |
| Salinity Compensation Range | 0–40 ppt |
| Atmospheric Pressure Compensation | Yes |
| DO Range | 0.00–20.00 mg/L |
| Resolution | 0.01 mg/L |
| Accuracy | ±0.1 mg/L ±1 digit |
| Saturation DO Range | 0.0–200.0 % |
| Oxygen Concentration Range | 0.0–50.0 % |
| Display | Backlit Monochrome LCD |
| Data Storage | 1,000 measurements with timestamp, ID, and temperature |
| Environmental Rating | IP67 |
| Operating Temperature | 0–45 °C |
| Power | 2× AAA alkaline or Ni-MH batteries (≈500 h life) |
| Dimensions | 67 × 28 × 170 mm (max thickness 80 mm) |
| Weight | 270 g (body only) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | OM-71 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measured Parameter | Dissolved Oxygen (DO) |
| Measurement Principle | Membrane-Type Galvanic Cell |
| DO Range | 0.00–20.00 mg/L |
| Saturation Range | 0.0–200.0 % |
| Oxygen Concentration Range | 0.0–50.0 % |
| Resolution | 0.01 mg/L (DO), 0.1 % (saturation & O₂ conc.) |
| Accuracy | ±0.1 mg/L ±1 digit (DO), ±0.1 % (saturation & O₂ conc.) |
| Temperature Compensation | 0–40 °C |
| Salinity Compensation | 0–40 ppt |
| Atmospheric Pressure Compensation | Yes |
| Temperature Range (Measurement) | 0.0–100.0 °C (display), –30 to 130 °C (sensor limit) |
| Temp. Accuracy | ±0.1 °C ±1 digit |
| Display | Backlit monochrome LCD |
| Data Storage | 1,000 readings with timestamp, ID, and temperature |
| Protection Rating | IP67 |
| Operating Environment | 0–45 °C, RH ≤80 % non-condensing |
| Power | 2 × AAA alkaline or Ni-MH batteries |
| Dimensions | 67 × 28 × 170 mm (W × D × H, max thickness 80 mm) |
| Weight | ~270 g (without batteries) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | OM-71 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measured Parameter | Dissolved Oxygen (DO) |
| Measurement Principle | Membrane-Type Galvanic Cell |
| DO Range | 0.00–20.00 mg/L |
| Saturation Range | 0.0–200.0 % |
| Oxygen Concentration Range | 0.0–50.0 % |
| Resolution | 0.01 mg/L / 0.1 % |
| Temperature Compensation | 0–40 °C |
| Salinity Compensation | 0–40 ppt |
| Atmospheric Pressure Compensation | Yes |
| Accuracy | ±0.1 mg/L ±1 digit (DO), ±0.1 % (saturation), ±0.1 °C (temperature) |
| Repeatability | ±0.1 mg/L ±1 digit |
| Operating Environment | 0–45 °C, RH 0–80 % (non-condensing) |
| Protection Rating | IP67 |
| Display | Backlit monochrome LCD |
| Data Storage | 1,000 measurements with timestamp, ID, and temperature |
| Interface | USB for PC connectivity |
| Power | 2× AAA alkaline or Ni-MH batteries (≈500 h operation) |
| Dimensions | 67 × 28 × 170 mm (W×D×H, thickest point) |
| Weight | ≈270 g (without batteries) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | TPNA-300 |
| Measurement Principle | Alkaline persulfate/UV oxidation followed by UV spectrophotometry (TN) |
| Detection Range (Standard) | TN: 0–2 mgN/L, TP: 0–0.5 mgP/L |
| Detection Range (1-Stage Dilution) | TN: 0–5/10/20/50 mgN/L, TP: 0–1/2/5/10 mgP/L |
| Detection Range (2-Stage Dilution) | TN: 0–100/200/500/1000 mgN/L, TP: 0–20/50/100/250 mgP/L |
| Repeatability | ±3% FS (standard & 1-stage), ±5% FS (2-stage) |
| Sample Temp. | 2–40 °C |
| Flow Rate | 0.5–5 L/min |
| Analysis Time | 60 min per cycle |
| Analog Outputs | DC 4–20 mA or 0–16 mA (concentration & load), configurable per measurement point |
| Digital I/O | Relay inputs/outputs for flow status, calibration trigger, alarm conditions, and maintenance signals |
| Communication | RS-232C |
| Power Supply | AC 100 V ±10 V, 50/60 Hz, ≤400 VA |
| Dimensions | 460 × 380 × 1500 mm (W×D×H) |
| Weight | ~80 kg |
| Enclosure Color | Munsell 5PB8/1 |
| Ambient Operating Conditions | 2–40 °C, ≤85% RH (non-condensing), indoor installation with adequate ventilation, no direct sunlight |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | U-20XD Series / W-20XD Series |
| Instrument Type | In-situ, Long-Term Submersible Water Quality Analyzer |
| Waterproof Rating (Control Unit) | IP67 |
| Operating Depth | Up to 100 m |
| Continuous Deployment Duration | 30 days |
| Data Logging Interval | Configurable down to 15 min |
| Total Data Capacity | 2880 records |
| Temperature Range | 0–55 °C (operation), −5–60 °C (storage) |
| Sensor Principle | Glass electrode (pH), Membrane-covered galvanic cell (DO), AC 4-electrode conductivity, Thermistor (temperature), Optical transmission/scattering (turbidity), Piezoresistive pressure (depth), Platinum redox electrode (ORP), Ion-selective electrodes (NO₃⁻, Cl⁻, Ca²⁺, F⁻, K⁺, NH₃) |
| Measured Parameters | pH, Dissolved Oxygen (DO), Conductivity, Salinity, TDS, Seawater Specific Gravity (δt, δ₀, δ₁₅), Turbidity (NTU), Depth (m), Temperature (°C), ORP (mV), and up to 6 optional ion species |
| pH Accuracy | ±0.1, Resolution: 0.01 |
| DO Accuracy | ±0.2 mg/L, Resolution: 0.01 mg/L |
| Conductivity Accuracy | ±3% FS, Resolution: 0.1% FS |
| Turbidity Accuracy | ±5% FS, Resolution: 0.1 NTU |
| Depth Accuracy | ±5% FS, Resolution: 0.1 m |
| ORP Accuracy | ±15 mV, Resolution: 1 mV |
| 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), Depth (U-52G/U-53G/U-54G) |
| Turbidity Standards | U-53 — US EPA Method |
| Turbidity Resolution | 0.01 NTU |
| DO Sensor Response Time | Enhanced for rapid stabilization |
| Electrode Material | PPS, Glass, SUS316L/SUS304, FKM, PEEK, Titanium, FEP Membrane, POM |
| IP Rating | IP68 (JIS Protection Class 8 for probe), IP67 (JIS Protection Class 7 for main unit with cable connected) |
| Operating Temperature | –5 to 45 °C |
| Storage Temperature | –10 to 60 °C |
| Battery | Four AA alkaline batteries (≈70 h operation without backlight |
| Data Storage | 10,000 sets |
| Communication | USB |
| Display | 320 × 240 monochrome LCD with backlight |
| Weight | Probe ≈1.8 kg |
| 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 |
| Measurable Parameters | pH, ORP, Dissolved Oxygen (DO), Electrical Conductivity (EC), Salinity, TDS, Specific Gravity (Seawater), Temperature, Turbidity (NTU), Water Depth (m), GPS Positioning |
| Turbidity Standards | U-53 — US EPA Method |
| 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), Water Depth (select models), GPS (select models) |
| Turbidity Compliance | U-53 — US EPA Method 180.1 |
| Turbidity Resolution | 0.01 NTU |
| Operating Temperature Range | −10 to +55 °C |
| IP Rating | IP67 (instrument), IP68 (probe) |
| 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 |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | pH, ORP, Dissolved Oxygen (DO), Conductivity, Salinity, TDS, Specific Gravity (Seawater), Temperature, Turbidity (LED or Tungsten Lamp), Depth (model-dependent) |
| Turbidity Standards | U-53 complies with US EPA Method 180.1 |
| IP Rating | IP67 (instrument), IP68 (probe) |
| Operating Temperature | –5 to 45 °C |
| Storage Temperature | –10 to 60 °C |
| 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 |
| Probe Cable Length | Standard 2 m (optional 10 m or 30 m) |
| Probe Material | PPS, SUS316L, SUS304, FKM, PEEK, Titanium, FEP membrane, POM |
| GPS | 12-channel (U-52G/U-53G/U-54G models only) |
| Weight | Instrument ~800 g |
| 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 |
| Measurable Parameters | pH, ORP, Dissolved Oxygen (DO), Conductivity, Salinity, TDS, Specific Gravity (Seawater), Temperature, Turbidity (LED or Tungsten Lamp), Water Depth (model-dependent), GPS (U-52G/U-53G/U-54G) |
| Turbidity Standards | U-53 complies with US EPA Method 180.1 |
| IP Rating | IP68 (JIS Protection Class 8 for probe), IP67 (JIS Protection Class 7 for main unit with cable connected) |
| Operating Temperature | −5 to +45 °C |
| Storage Temperature | −10 to +60 °C |
| Battery Life | Up to 70 hours (alkaline AA × 4, backlight off) |
| Data Storage | 10,000 measurement sets |
| Communication Interface | USB |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | U-50 (Portable) |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameters | pH, ORP, Dissolved Oxygen (DO), Electrical Conductivity (EC), Temperature, Salinity, TDS, Specific Gravity (Seawater), Turbidity (NTU), Depth (m), GPS Positioning |
| Turbidity Standards | U-53 — US EPA Method |
| Operating Temperature Range | −10 to 55 °C |
| Electrode Diameter | ~96 mm |
| Electrode Length | ~340 mm |
| Standard Cable Length | 2 m (optional: 10 m / 30 m) |
| Weight (Electrode) | ~1800 g |
| Weight (Host Unit) | ~800 g |
| Display | 320 × 240 monochrome LCD with backlight |
| Data Storage | Up to 10,000 measurement sets |
| Power | Four AA alkaline batteries |
| Battery Life | Up to 70 hours (U-51/U-52/U-54 series, no backlight) |
| IP Rating | IP68 (JIS Protection Class 8 for electrode |
| Materials | PPS, glass, SUS316L/SUS304 stainless steel, FKM, PEEK, titanium, FEP membrane, POM |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | U-50 |
| 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), Water Depth (m), GPS Positioning |
| Turbidity Standards | U-53 — US EPA Method |
| Operating Temperature Range | −10 to 55 °C |
| IP Rating | IP68 (JIS Protection Class 8 for probe, IP67 for main unit) |
| 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 |
| Probe Cable Length | Standard 2 m (optional 10 m or 30 m) |
| Probe Material | PPS, glass, SUS316L, SUS304, FKM, PEEK, titanium, FEP membrane, POM |
| Weight | Probe ≈ 1.8 kg |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | U-50 Series (U-51/U-52/U-52G/U-53/U-53G/U-54/U-54G) |
| Instrument Type | Handheld Portable Water Quality Analyzer |
| Measurable 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 | US EPA Method (U-53/U-53G), EN ISO 7027 (U-54/U-54G) |
| Turbidity Resolution | 0.01 NTU |
| IP Rating | IP67 (instrument), IP68 (probe) |
| 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 | USB |
| Display | 320 × 240 monochrome LCD with backlight |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | U-50 Series |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameters | pH, ORP, EC, DO, TDS, Salinity, Specific Gravity, Temperature, Turbidity (NTU), Depth, GPS Positioning |
| Turbidity Standards | U-53 complies with US EPA Method |
| Turbidity Resolution | 0.01 NTU |
| Operating Temperature Range | −10 to 55 °C |
| Depth Measurement Range | up to 30 m |
| IP Rating | IP68 (JIS Protection Class 8 for probe |
| Battery Life | up to 70 h (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, Dissolved Oxygen (DO), Conductivity, Salinity, TDS, Specific Gravity (Seawater), Temperature, Turbidity (LED or Tungsten Lamp), Depth (select models) |
| Turbidity Standards | U-53 complies with US EPA Method 180.1 |
| Turbidity Resolution | 0.01 NTU |
| DO Sensor Response Time | Enhanced for rapid stabilization |
| Electrode Material | PPS, Glass, SUS316L/SUS304, FKM, PEEK, Titanium, FEP Membrane, POM |
| IP Rating | IP68 (JIS Protection Class 8 for probe), IP67 (JIS Protection Class 7 for main unit with cable connected) |
| Operating Temperature | –5 to 45 °C |
| Storage Temperature | –10 to 60 °C |
| 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 | Probe ~1.8 kg (3.97 lbs) |
| Probe Dimensions | Ø96 mm × 340 mm L |
| Cable 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 (NTU), Water Depth (m), GPS Positioning |
| Turbidity Standards | U-53 — US EPA Method |
| Turbidity Resolution | 0.01 NTU |
| Operating Temperature Range | −10 to 55 °C |
| Waterproof Rating | IP68 (JIS Protection Class 8 for probe |
| 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 |
| Probe Dimensions | Ø96 mm × 340 mm |
| Cable Length | Standard 2 m (optional 10 m or 30 m) |
| Probe Materials | PPS, glass, SUS316L, SUS304, FKM, PEEK, titanium, FEP membrane, POM |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | U-50 Outdoor 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 complies with US EPA Method 180.1 |
| Turbidity Resolution | 0.01 NTU |
| Operating Temperature Range | −10 to 55 °C |
| Depth Measurement Range | up to 30 m (pressure-based) |
| IP Rating | IP68 (JIS Protection Class 8 for probe |
| 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 |
| Probe Dimensions | Ø96 mm × 340 mm (L) |
| Standard Cable Length | 2 m (optional: 10 m or 30 m) |
| Probe Material | PPS, glass, SUS316L, SUS304, FKM, PEEK, titanium, FEP membrane, POM |
| Weight | Probe ~1.8 kg |
| 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, Seawater Specific Gravity, Temperature, Turbidity (NTU), Depth (m), GPS Position |
| Turbidity Standards | U-53 — US EPA Method |
| 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 hours (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 |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | pH, ORP, Dissolved Oxygen (DO), Conductivity, Salinity, TDS, Specific Gravity (Seawater), Temperature, Turbidity (LED or Tungsten Lamp), Depth (on select models) |
| Turbidity Standards | U-53 complies with US EPA Method 180.1 |
| Turbidity Resolution | 0.01 NTU |
| Depth Measurement Range | Up to 30 m (pressure-based) |
| Operating Temperature | −10 to +55 °C |
| Waterproof Rating | IP68 (JIS Protection Class 8 for probe |
| Data Storage Capacity | 10,000 measurement sets |
| Power Supply | Four AA alkaline batteries (≈70 h operation without backlight) |
| Communication Interface | USB |
| Display | 320 × 240 monochrome LCD with backlight |
| Weight | Probe ≈1800 g |
| Probe Dimensions | Ø96 mm × 340 mm |
| Standard Cable Length | 2 m (optional: 10 m or 30 m) |
| Housing Materials | PPS, SUS316L, SUS304, FKM, PEEK, Titanium, FEP membrane, POM |
| Language Support | English, Japanese, Russian, Spanish, Portuguese |