No | Item | Specifications |
1 | Measuring range | pH/pX:(-2.000~19.999) pH/pX ORP:(-1999.99~1999.99)mV Resistivity: 0.00Ω.cm~20.00MΩ.cm Salinity: (0.0~8.00)% Dissolved oxygen concentration: (0.00~19.99)mg/L Ion: (0~19990),unit: ug/L,mg/L,g/L,mol/L,mmol/L |
2 | Resolution | pH/pX:0.01,0.001pH O R P:0.1/0.01 mV Conductivity: 0.001μS/cm Resistivity: 0.01 Ω.cm T D S:0.001 mg/L Salinity: 0.1 % Dissolved oxygen :0.01mg/L Saturation:0.1% Temperaute:0.1℃ |
3 | Accuracy | pH/pX:±0.002pX±1 digital pH/pX:±0.002pX±1 digit Conductivity: ±0.5%FS Resistivity:±0.5%FS Ion concentration:±0.5%±1 digit |
4 | Input impedance | >3×1012Ω |
5 | Dissolved oxygen response time | <=45s(90%respond at 20°C ) |
6 | Automatic temperature range | pH:(0.0~100.0)℃ Conductivity: (0.0~100.0)℃ Dissolved oxygen :(0.0~40.0)℃ |
7 | Power | DC(9V DC,800mA,inside-positve and outside-negative) |
8 | Dimension | 250×195×100mm3 |
9 | Weight | 2kg |