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Measurement of parameters such as pH, mV, conductivity, TDS, salinity, resistivity and temperature of water solution, the most cost effective portable analytical instrument.
Introduction
● Double-parameter meter, equipped with pH electrode and conductivity electrode, automatic identification of electrode by meter.
● Built-in microprocessor chips, intelligent functions such as automatic calibration, automatic temperature compensation, data storage, function set-up, self-diagnose information, automatic power-off and low voltage display.
● Automatic identification of 13 pH standard buffer solutions, three options of standard buffer solutions: Europe and America series, NIST series and China series.
● Able to set pH measurement modes of high purity water and pure water with ammonia.
● Automatic identification of 8 conductivity standard calibration solutions, two options of standard calibration solutions: Europe and America series and China series.
● Adopt advanced conductivity measurement technology, use conductivity electrode of constant K=1, only need one point calibration and meet the measurement precision requirement of 0.5μS/cm ~ 200 mS/cm.
● Ability to switch among conductivity, TDS, salinity and resistivity. Multinomial calculation for TDS and salinity to ensure the conversion precision of the full scale.
● Conductivity measurement mode has the function of non-linear temperature compensation for high purity water.
● Meter meets IP57 rating, equipped with calibration solution and portable case.
Specifications
Category | Product Name | Basic features and specifications |
PH | Measuring range | (-2.00 ~ 19.99)pH |
Resolution | 0.1/0.01 pH | |
Accuracy | Meter:±0.01pH; Overall: ±0.02pH | |
Input current | ≤2×10-12 A | |
Input impendance | ≥1×1012 Ω | |
Stability | ±0.01 pH/3h | |
Temp. compensation range | (0 ~ 100)℃(automatic) | |
ORP | Measuring range (mV/ORP/EH) | -1999mV ~ 0 ~ 1999mV |
Resolution | 1mV | |
Accuracy | Meter:±0.1% FS, Overall: ±15mV | |
Conductivity | Measuring range | Conductivity:(0.00~19.99)μS/cm (20.0~199.9)μS/cm (200~1999)μS/cm (2.00~19.99)mS/cm (20.0~199.9)mS/cm TDS: (0 ~ 100)g/L Salinity: (0 ~ 100)ppt Resistivity:(0 ~ 100)MΩ·cm |
Resolution | 0.01/0.1/1μS/cm 0.01/0.1 mS/cm | |
Accuracy | Meter:±1.0% FS, Overall:±1.5% FS | |
Temp. compensation range | (0 ~ 50)℃(manual) | |
Electrode constant | 0.1 / 1 / 10 cm-1 | |
Benchmark temperature | 25℃、20℃ and 18℃ | |
Other Technical Parameters | Data storage | 200 groups |
Storage content | Series number, measuring value measuring unit and temperature, | |
Power | Two AA batteries (1.5V x2) | |
Size and weight | meter:(65×120×31)mm/180g;Suitcase: (360×270×76)mm/1.6Kg | |
Quality and safety certification | ISO9001:2000, CE and CMC | |
Working Condition | Environment temperature | 5 ~ 35 ℃(0.01grade) |
Environmental humidity | ≤85% | |
IP rating | IP57 Dustproof and waterproof |
Standard Kit Includes
1. Model SX723 pH/mV/Conductivity meter 1unit
2. 201T-S plastic pH/ATC three-in-one combined electrode 1pc
3. 2301-S plastic conductivity electrode 1pc
4. pH standard buffer solution (pH4.00, pH7.00 and pH10.01/50mL) 1btl/each
5.1413μS/cm conductivity standard solution (50mL) 1pc
6.Screw driver 1pc
7. Spare AA batteries 2pcs
8. Operation manual 1pc
9. Carrying case 1unit