SKU | HI5521-02 |
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Product Name | Laboratory Research Grade Benchtop pH/mV and EC/TDS/Salinity/Resistivity Meter - HI5521 |
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Quote Required | Yes |
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pH Range | -2.0 to 20.0 pH / -2.00 to 20.00 pH / -2.000 to 20.000 pH |
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pH Resolution | 0.1 pH / 0.01 pH / 0.001 pH |
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pH Accuracy | ±0.1 pH / ±0.01 pH / ±0.002 pH ± 1LSD |
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pH Calibration | Up to five-point calibration, eight standard buffers available (pH 1.68, 3.00, 4.01, 6.86, 7.01,9.18, 10.01, 12.45), and five custom buffers |
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pH Temperature Compensation | automatic or manual from -20.0 to 120.0 °C |
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mV Range | ±2000.0 mV |
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mV Resolution | 0.1 mV |
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mV Accuracy | ±0.2 mV ± 1LSD |
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mV Relative Offset | ±2000.0 mV |
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EC 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 actual EC* |
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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 |
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EC Accuracy | ±1% of reading (±0.01 μS/cm) |
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EC Calibration | automatic standard recognition (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 standard; single point or multi-point calibration |
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TDS 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 actual TDS* (with 1.00 factor) |
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TDS Resolution | 0.001 ppm, 0.01 ppm, 0.1 ppm, 1 ppm, 0.001 ppt, 0.01 ppt, 0.1 ppt |
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TDS Accuracy | ±1% of reading (±0.01 ppm) |
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EC/TDS Temperature Compensation | disabled, linear and non-linear (natural water) |
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Temperature Correction Coefficient | 0.00 to 10.00 %/°C |
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Reference Temperature | 5.0 to 30.0 °C |
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Cell Constant | 0.0500 to 200.00 |
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Cell Type | 4 cells |
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Salinity (% NaCl) Range | 0.0 to 400.0 % |
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Salinity (% NaCl) Resolution | 0.1 % |
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Salinity (% NaCl) Accuracy | ±1% of reading |
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Salinity (PSU) Range | 0.00 to 42.00 psu |
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Salinity (PSU) Resolution | 0.01 |
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Salinity (PSU) Accuracy | ±1% of reading |
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Salinity (PSU) Calibration | 1 point (with HI7037 standard) |
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Salinity Range | 0.00 to 80.00 ppt |
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Salinity Resolution (ppt) | 0.01 |
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Salinity Accuracy (ppt) | ±1% of reading |
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Resistivity 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 |
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Resistivity 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* |
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Resistivity Accuracy | ±2% of reading (±1 Ω•cm) |
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Temperature Range | -20.0 to 120.0 ºC**; -4.0 to 248.0 |
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