| PH | Common to all modelsRange · -2.000~20.000pH · • · • · — |
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| PH (2) | Common to all modelsResolution · 0.001, 0.01, selectable · • · • · — |
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| PH (3) | Common to all modelsAccuracy · ±0.002pH · • · • · — |
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| PH (4) | Common to all modelsCalibration Points · 1 to 5 points · • · • · — |
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| PH (5) | Common to all modelspH Buffer Options · USA, NIST, DIN, 5 custom buffers · • · • · — |
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| ORP(optional) | Common to all modelsmV Range · ±2000.0mV · • · • · • |
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| ORP(optional) (2) | Common to all modelsRelative mV Range · ±2000.0mV · • · • · — |
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| ORP(optional) (3) | Common to all modelsResolution · 0.1mV · • · • · • |
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| ORP(optional) (4) | Common to all modelsAccuracy · ±0.2mV · • · • · • |
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| ORP(optional) (5) | Common to all modelsCalibration Points · 1 point · • · • · — |
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| Ion | Common to all modelsRange · 0.001~30000 (depending on the range of ISE) · — · • · • |
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| Ion (2) | Common to all modelsResolution · 0.001, 0.01, 0.1, 1 · — · • · • |
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| Ion (3) | Common to all modelsAccuracy · ±0.5% F.S. (monovalent), ±1% F.S. (divalent) · — · • · • |
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| Ion (4) | Common to all modelsMeasurement Units · ppm, mg/L, mol/L, mmol/L · — · • · • |
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| Ion (5) | Common to all modelsCalibration Points · 2 to 5 points (0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000) · — · • · • |
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| Ion (6) | Common to all modelsMeasurement Methods · Direct reading, known addition, known subtraction, sample addition, sample subtraction · — · • · • |
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| Ion (7) | Common to all modelsElectrode Management · 1 to 3 electrodes · — · • · • |
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| Water Hardness | Common to all modelsRange · 0.05~200mmol/L, 0~1122°dH, 0~1404°e, 0~2000°fH, 0~8000mg/L (Ca2+) · — · • · • |
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| Water Hardness (2) | Common to all modelsResolution · 0.001, 0.01, 0.1, 1 · — · • · • |
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| Water Hardness (3) | Common to all modelsAccuracy · ±1% F.S. · — · • · • |
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| Water Hardness (4) | Common to all modelsCalibration Points · 2 to 5 points (0.01, 0.1, 1, 10, 100mmol/L) · — · • · • |
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| Temperature | Common to all modelsRange · 0~105°C/32~221°F · • · • · • |
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| Temperature (2) | Common to all modelsResolution · 0.1°C/0.1°F · • · • · • |
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| Temperature (3) | Common to all modelsAccuracy · ±0.5°C/±0.9°F · • · • · • |
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| Temperature (4) | Common to all modelsOffset Calibration · 1 point, reading ±10°C · • · • · • |
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| Other Specifications | Common to all modelsTemperature Compensation · 0~100°C, manual or automatic · • · • · • |
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| Other Specifications (2) | Common to all modelsSolution Temperature Coefficient · 25°C · • · • · — |
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| Other Specifications (3) | Common to all modelsStability Criteria · Standard or high-accuracy · • · • · • |
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| Other Specifications (4) | Common to all modelsCalibration Due Alarm · 1 to 31 days or off · • · • · • |
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| Other Specifications (5) | Common to all modelsInterval Readings · 10, 30, 60 seconds, 10, 30 minutes or off · • · • · • |
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| Other Specifications (6) | Common to all modelsPassword Protection · 4 digits · • · • · • |
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| Other Specifications (7) | Common to all modelsMemory · 1000 data sets · • · • · • |
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| Other Specifications (8) | Common to all modelsCommunication Interface · USB · • · • · • |
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| Other Specifications (9) | Common to all modelsConnector · BNC, 3.5 mm jack socket · • · • · • |
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| Other Specifications (10) | Common to all modelsDisplay · 7 inches TFT LCD · • · • · • |
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| Other Specifications (11) | Common to all modelsPower Supply · Standard: 220V 50/60Hz; Optional: 110V, 50/60Hz; DC12V power adapter · • · • · • |
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| Other Specifications (12) | Common to all modelsOuter Dimensions · 240*220*80mm · 240*220*80mm · 240*220*80mm |
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| Other Specifications (13) | Common to all modelsNet Weight · 1.7kg · 1.7kg · 1.7kg |
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| Other Specifications (14) | Common to all modelsPacking Size · 320*250*200mm · 320*250*200mm · 320*250*200mm |
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| Other Specifications (15) | Common to all modelsGross Weight · 1.8kg · 1.8kg · 1.8kg |
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