HI5521-02

Measurement Modes and Specifications:

• pH Measurement Mode:

  • Range: -2.000 to 20.000 pH
  • Resolution: 0.1, 0.01, 0.001 pH
  • Accuracy: ±0.1pH, ±0.01pH, ±0.002pH ±1 LSD
  • Calibration: Automatic, 5 points with 8 available buffer solutions and 5 custom buffers
  • Temperature Compensation: Automatic or manual from -20 to 120°C

• MV Measurement Mode:

  • Range: ±2000 mV
  • Resolution: 0.1 mV
  • Accuracy: ±0.2 mV ±1 LSD
  • Relative mV Offset: ±2000 mV

• EC Measurement Mode:

  • Range: 0.000 to 9.999 μS/cm, 10.00 to 99.99 μS/cm, 100.0 to 999.9 μS/cm, 1.000 to 9.999 mS/cm, 10.00 to 99.99 mS/cm, 100.0 to 1000.0 mS/cm (real EC)*
  • Resolution: 0.001 μS/cm, 0.01 μS/cm, 0.1 μS/cm, 1 μS/cm, 0.001 mS/cm, 0.01 mS/cm, 0.1 mS/cm
  • Accuracy: ±1% of the measured value (±0.01 μS/cm)
  • Calibration: Automatic calibration (0.000 μS/cm, 84.00 μS/cm, 1.413 mS/cm, 5.000 mS/cm, 12.88 mS/cm, 80.00 mS/cm, 111.8 mS/cm) or user-defined calibration; 1-point or multi-point calibration

• TDS Measurement Mode:

  • Range: 0.000 to 9.999 ppm, 10.00 to 99.99 ppm, 100.0 to 999.9 ppm, 1.000 to 9.999 ppt, 10.00 to 99.99 ppt, 100.0 to 400.0 ppt (real TDS)*
  • Resolution: 0.001 ppm, 0.01 ppm, 0.1 ppm, 1 ppm, 0.001 ppt, 0.01 ppt, 0.1 ppt
  • Accuracy: ±1% of the measured value (±0.01 ppm)

• Resistance Measurement Mode:

  • Range: 1.0 to 99.9 Ω•cm; 100 to 999 Ω•cm; 1.00 to 9.99 KΩ•cm; 10.0 to 99.9 KΩ•cm; 100 to 999 KΩ•cm; 1.00 to 9.99 MΩ•cm; 10.0 to 100.0 MΩ•cm
  • Resolution: 0.1 Ω•cm; 1 Ω•cm; 0.01 KΩ•cm; 0.1 KΩ•cm; 1 KΩ•cm; 0.01 MΩ•cm; 0.1 MΩ•cm*
  • Accuracy: ±2% of the measured value (±1 Ω•cm)

• Salinity Measurement Mode:

  • Range:
    • Practical salinity: 0.00 to 42.00 psu;
    • Natural seawater ratio: 0.00 to 80.00 ppt;
    • % NaCl: 0.0 to 400.0%
  • Resolution: 0.01 for practical salinity and natural seawater ratio; 0.1% for % NaCl
  • Accuracy: ±1% of the measured value
  • Calibration: % NaCl: 1-point (HI7037 standard solution)

• Temperature Measurement Mode:

  • Range: -20.0 to 120.0 ºC, -4.0 to 248.0 °F; 253.15 to 393.15 K**
  • Resolution: 0.1 °C, 0.1 °F; 0.1 K
  • Accuracy: ±0.2 °C, ±0.4 °F; ±0.2 K (no probe)
  • Temperature Compensation: Off, linear or nonlinear (natural water)

Electrodes:

• pH Electrode: HI1131B glass body with BNC connector, 1m cable
• EC/TDS Electrode: HI76312 platinum, 4-ring with 1m cable
• Temperature Probe: HI7662-W stainless steel with 1m cable

USP ⟨645⟩: Yes

PC Connectivity: USB port

Input Channels:

• 1 pH/ORP channel + 1 EC/TDS/Salinity/Resistance channel

GLP Features:

• Cell constant/offset, reference temperature, temperature compensation factor, calibration points, calibration time

Power Supply:

• 12V Adapter (included)

Environment:

• 0 to 50°C, RH max 95% non-condensing

Dimensions:

• 160 x 231 x 94 mm

Weight:

• 1.2 kg

Included in Package:

• HI5521-02 Meter: 230V
• pH Electrode HI1131B
• Temperature Probe HI7662-W
• Conductivity Electrode HI76312
• Electrode Stand
• pH Calibration Solutions HI4.01 and HI7.01
• Electrode Cleaning Solution HI700601
• Electrode Fill Solution HI7082 (30mL)
• 12V Adapter
• Warranty Card
• Quality Certificate for meter and electrodes
• User Manual
• Paper Box Packaging