LAQUA U-52G

HORIBA LAQUA U-52G Multi-Parameter Water Quality Checker with GPS

The HORIBA LAQUA U-52G is a portable multi-parameter water quality monitoring system designed for environmental, industrial, and research applications. As part of the U-50 Series, the U-52G provides simultaneous measurement of up to 11 water quality parameters, including turbidity and integrated GPS positioning. Its rugged waterproof construction, automatic calibration functions, and advanced data logging capabilities make it ideal for field monitoring of rivers, lakes, groundwater, wastewater, and aquaculture systems.

Key Features

  • Simultaneous measurement of up to 11 water quality parameters
  • Integrated GPS for location-referenced data collection
  • Built-in turbidity measurement
  • One-touch automatic calibration
  • Large backlit LCD display
  • Real-time monitoring and Auto-Hold functionality
  • USB communication for data transfer
  • Memory capacity for up to 10,000 records
  • Waterproof and impact-resistant field design
  • User-replaceable sensors
  • Optional water depth measurement capability
  • Suitable for long-term environmental monitoring programs

Measured Parameters

  • pH
  • pH (mV)
  • ORP (Oxidation Reduction Potential)
  • Dissolved Oxygen (DO)
  • Conductivity
  • Salinity
  • Total Dissolved Solids (TDS)
  • Seawater Specific Gravity
  • Temperature
  • Turbidity
  • GPS Position Data
  • Water Depth (optional)
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Description

Technical Specifications

Parameter Specification
pH Range 0.00 – 14.00 pH
pH Resolution 0.01 pH
pH Accuracy ±0.1 pH
ORP Range -2000 to +2000 mV
ORP Resolution 1 mV
Dissolved Oxygen Range 0.00 – 50.0 mg/L
DO Resolution 0.01 mg/L
Conductivity Range 0 – 10 S/m (0 – 100 mS/cm)
Salinity Range 0 – 70 ppt
TDS Range 0 – 100 g/L
Turbidity Range 0 – 800 NTU
Temperature Range -10°C to 55°C
Data Storage 10,000 records
GPS Integrated
Communication USB
Power Supply 4 × C-size batteries
Battery Life Approx. 70 hours
Maximum Measurement Depth Up to 30 m
Probe Diameter Approx. 96 mm
Probe Length Approx. 340 mm
Probe Weight Approx. 1.8 kg
Waterproof Rating IP68 (Probe), IP67 (Control Unit)

Applications

  • Surface water monitoring
  • Groundwater investigations
  • Wastewater treatment monitoring
  • Aquaculture and fisheries
  • Environmental impact assessments
  • Reservoir and lake studies
  • Industrial water quality management
  • Research and academic institutions