Horiba U-52-2 MULTI-PARAMETER WATER QUALITY METER

Horiba U-52-2 Multi-Parameter Water Quality Meter

The Horiba U-52-2 MULTI-PARAMETER WATER QUALITY METER helps users measure several important water quality parameters directly in the field. Moreover, this model comes with a 2 m cable, making it suitable for routine water testing in rivers, lakes, tanks, ponds, wastewater areas, and drainage channels. In addition, the U-52-2 supports pH, pHmV, ORP, dissolved oxygen, conductivity, salinity, TDS, seawater specific gravity, turbidity, and temperature measurement in one portable system. Furthermore, the rugged control unit, backlit LCD, USB communication, and large data memory help users collect and manage field data more efficiently. As a result, this meter works well for environmental monitoring, wastewater inspection, water treatment control, industrial water testing, and routine field analysis.

Key Features

Multiparameter Field Measurement

• The Horiba U-52-2 supports multiple water quality parameters in one portable field instrument.
• Moreover, users can measure pH, pHmV, ORP, dissolved oxygen, conductivity, salinity, TDS, seawater specific gravity, turbidity, and temperature with one sensor probe.
• In addition, the 2 m cable supports practical measurement in common field sampling points, tanks, rivers, and wastewater channels.
• Furthermore, the meter reduces the need for several separate instruments during field inspection.
• Therefore, users can collect complete water quality data more efficiently during outdoor monitoring.

Turbidity and Water Quality Monitoring

• The U-52-2 includes turbidity measurement with an LED light source and 30° scattering method.
• Moreover, the turbidity range from 0 to 800 NTU supports monitoring in surface water, treated water, wastewater, and environmental samples.
• In addition, the turbidity function helps users evaluate water clarity and suspended particle conditions directly in the field.
• Furthermore, pH, ORP, DO, conductivity, salinity, TDS, and temperature readings help users understand broader water quality conditions.
• As a result, this meter provides practical support for comprehensive water quality assessment.

Field Operation and Data Management

• The control unit features a backlit LCD for clear reading in different lighting conditions.
• Moreover, the meter stores up to 10,000 data sets, helping users document field measurements more easily.
• In addition, USB communication allows users to transfer data to a computer for reporting and record management.
• Furthermore, the control unit supports one-hand operation, making field measurement more practical.
• Also, the quick-connect cable system helps users connect and disconnect the probe more easily.
• Finally, the water-resistant construction helps users work more confidently in wet environments.

Rugged Sensor Probe Design

• The sensor probe supports measurement temperatures from -10 to 55°C.
• Moreover, the probe length of approximately 340 mm supports stable immersion during field measurement.
• In addition, the maximum sensor diameter of approximately 96 mm gives the probe a durable structure for outdoor applications.
• Furthermore, the sensor probe offers field-replaceable sensors for easier maintenance.
• Therefore, the U-52-2 supports routine field work in surface water, groundwater, wastewater, drainage water, and process water monitoring.

Specifications

General Information

• Product Name: Horiba U-52-2 Multi-Parameter Water Quality Meter
• Model: U-52-2
• Product Type: Portable multi-parameter water quality meter
• Cable Length: 2 m
• Measured Parameters: pH, pHmV, ORP, dissolved oxygen, conductivity, salinity, TDS, seawater specific gravity, turbidity, and temperature
• Water Depth: Not included
• GPS: Not included

Sensor Probe Specifications

• Measurement Temperature: -10 to 55°C
• Maximum Sensor Diameter: Approximately 96 mm
• Probe Length: Approximately 340 mm
• Sensor Probe Mass: Approximately 1,800 g
• Sensor Probe Water Resistance: JIS protection level 8
• Cable Length: Standard 2 m

Control Unit Specifications

• Outer Dimensions: 115 × 66 × 283 mm
• Control Unit Mass: Approximately 800 g
• Display: 320 × 240 liquid crystal display with backlight
• Data Memory: 10,000 data sets
• Communication: USB
• Battery: 4 × C batteries
• Control Unit Water Resistance: JIS protection level 7 when sensor cable is fitted
• Battery Life: Approximately 70 hours without backlight
• Storage Temperature: -10 to 60°C
• Ambient Temperature: -5 to 45°C

pH Specifications

• Measurement Principle: Glass electrode method
• pH Range: 0 to 14 pH
• pH Resolution: 0.01 pH
• pH Repeatability: ±0.05 pH
• pH Accuracy: ±0.1 pH

ORP Specifications

• Measurement Principle: Platinum electrode method
• ORP Range: -2000 mV to +2000 mV
• ORP Resolution: 1 mV
• ORP Repeatability: ±5 mV
• ORP Accuracy: ±15 mV

Dissolved Oxygen Specifications

• Measurement Principle: Polarographic method
• DO Range: 0 to 50.0 mg/L
• DO Resolution: 0.01 mg/L
• DO Repeatability: ±0.1 mg/L
• DO Accuracy: ±0.2 mg/L from 0 to 20 mg/L; ±0.5 mg/L from 20 to 50 mg/L

Conductivity Specifications

• Measurement Principle: 4 AC electrode method
• Conductivity Range: 0 to 10 S/m or 0 to 100 mS/cm
• Conductivity Resolution: 0.001 mS/cm from 0.000 to 0.999 mS/cm; 0.01 mS/cm from 1.00 to 9.99 mS/cm; 0.1 mS/cm from 10.0 to 99.9 mS/cm
• Conductivity Repeatability: ±0.05% full scale
• Conductivity Accuracy: ±1% full scale

Salinity, TDS, and Seawater Specific Gravity

• Salinity Measurement Principle: Conductivity conversion
• Salinity Range: 0 to 70 PPT
• Salinity Resolution: 0.1 PPT
• Salinity Repeatability: ±1 PPT
• Salinity Accuracy: ±3 PPT
• TDS Measurement Principle: Conductivity conversion
• TDS Range: 0 to 100 g/L
• TDS Resolution: 0.1% full scale
• TDS Repeatability: ±2 g/L
• TDS Accuracy: ±5 g/L
• Seawater Specific Gravity Measurement Principle: Conductivity conversion
• Seawater Specific Gravity Range: 0 to 50 σt
• Seawater Specific Gravity Resolution: 0.1 σt
• Seawater Specific Gravity Repeatability: ±2 σt
• Seawater Specific Gravity Accuracy: ±5 σt

Turbidity Specifications

• Turbidity Measurement Principle: LED light source and 30° scattering method
• Turbidity Range: 0 to 800 NTU
• Turbidity Resolution: 0.1 NTU from 0 to 99.9 NTU; 1 NTU from 100 to 800 NTU
• Turbidity Repeatability: ±5% of reading or ±0.5 NTU, whichever is greater
• Turbidity Accuracy: ±5% of reading or ±1 NTU, whichever is greater

Temperature Specifications

• Measurement Principle: Thermistor method
• Temperature Range: -10 to 55°C
• Temperature Resolution: 0.01°C
• Temperature Repeatability: ±0.10°C at calibration point
• Temperature Accuracy: JIS Class B thermistor sensor, ±(0.3 + 0.005|t|)

Applications

Environmental Water Monitoring

• Horiba U-52-2 Multi-Parameter Water Quality Meter supports field monitoring in rivers, lakes, ponds, groundwater, drainage channels, wastewater areas, and treatment facilities.
• Moreover, environmental teams can use this meter to check pH, ORP, dissolved oxygen, conductivity, salinity, TDS, seawater specific gravity, turbidity, and temperature during site inspection.
• In addition, the 2 m cable helps users perform practical testing at common sampling points and shallow-to-medium access locations.
• Furthermore, the large memory and USB communication support better data management after field measurement.

Water Treatment and Industrial Testing

• Water treatment facilities can use the U-52-2 to monitor incoming water, treated water, process water, and discharge water.
• Moreover, industrial users can apply this meter for routine checking in production water, cooling water, wastewater treatment systems, and environmental compliance workflows.
• In addition, laboratories can use the meter for sample verification before or after field collection.
• Meanwhile, the turbidity function helps users evaluate water clarity and suspended solids conditions during routine monitoring.
• Therefore, the multiparameter measurement capability, turbidity function, rugged probe design, backlit LCD, high data memory, and water-resistant construction make the Horiba U-52-2 suitable for professional field water quality monitoring.