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Dual channel multifunctional acidity/ORP/conductivity/TDS/salinity analyzer HI255
The HI255 dual channel multifunctional acidity/ORP/conductivity/TDS/salinity analyzer allows you to simultaneously measure the pH, TDS, ORP, salinity,
Product details
Dual channel multifunctional acidity/ORP/conductivity/TDS/salinity analyzer HI255
Model number |
pH255
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Measurement project |
Acidity and oxidation-reduction (ORP) technical indicators |
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measuring range |
-2.00 to 16.00pH; -2.000 to 16.000pH; ORP: ±699.9mv; ±2000mv | ||||
Resolution |
0.01pH 0.001PH 0.1mv (± 699.9mv) 1mv (± 2000mv) | ||||
measurement accuracy |
± 0.01pH ± 0.002pH ± 0.2mv (± 699.9mv) ± 1mv (± 2000mv) | ||||
temperature compensation |
Automatic or manual temperature compensation -10.0 to 120.0 ° C pH | ||||
Correction method |
Automatically select point 1, 2, and 3 for calibration from five calibration points: pH4.01, pH6.86, pH7.01, pH9.86, and pH10.01 | ||||
Supporting acidity |
The electrode can be selected as HI1131, HI1200, or other composite electrodes for measurement purposes according to customer needs | ||||
Measurement project |
Conductivity and TDS technical indicators |
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measuring range |
EC:0.00 to 29.99μS/cm, 30.0 to 299.9μS/cm, 300 to 2999μS/cm, 3.00 to 29.99mS/cm, 30.0 to 200.0 mS/cm, up to 500 mS/cm (actual conductivity value without temperature compensation function) TDS:0.00 to 14.99ppm(mg/L), 15.0 to 149.9 ppm(mg/L), 150 to 1499 ppm(mg/L), 1.50 to 14.99 ppt(g/L), 15.0 to 100.0 ppt(g/L), up to 400.0 ppt(g/L) ( Actual TDS value without temperature compensation function |
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Resolution |
EC:0.01μS/cm, 0.1μS/cm, 1 uS/cm, 0.01 mS/cm, 0.1 mS/cm TDS:0.01 ppm(mg/L), 0.1 ppm(mg/L), 1 ppm(mg/L), 0.01 ppt(g/L), 0.1 ppt(g/L) |
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measurement accuracy |
EC:± 0.01% ± (0.05 μ S/cm or the larger of one word) of the reading TDS:± 1% ± 0.03 ppm (mg/L) of the reading or the larger of one word) |
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Correction method |
Automatically select one calibration point from six calibration points: 84.0, 1413 μ S/cm, 5.00, 12.88, 80.0, and 111.8mS/cm | ||||
temperature compensation |
Temperature compensation coefficient within the range of 0 to 60.0 ℃: 0.00 to 6.00%/° C; factory set temperature compensation coefficient: 1.90%/℃ |
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TDS conversion coefficient |
Manual adjustment within the range of 0.40 to 0.80 (factory set coefficient: 0.50) | ||||
Supporting electrode |
HI76310 high-performance four ring conductive electrode with a wide measurement range | ||||
Measurement project |
Salinity (NaCl) technical indicators |
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measuring range |
0.0 to 400.0% NaCl | Resolution 0.1% | NaCl | ||
measurement accuracy |
± 1% of the reading | Correction method | Single point automatic calibration (recommended to use HANNA calibration buffer HI7037L) | ||
Measurement project |
Temperature technical indicators | ||||
measuring range |
Acidity temperature range: -10 to 120.0? C conductivity temperature range: 0.0 to 6.0? C | ||||
resolution |
0.1? C | measurement accuracy | ±0.4 ? C | Matching temperature probe | HI7662 temperature probe |
Measurement project |
Other technical indicators |
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data interface |
RS-232 data interface | Data Storage | 200 | Group input impedance | 1012Ohm |
Usage environment |
0 to 50? C 95%RH | Supporting power supply | 12VDC | Power size/weight | 240×182×74mm/1.1Kg |
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