| mV range | -1999mV ~ 1999mV |
| pH Measurement range | (-2.00 ~ 19.99)pH |
| TDS range | 0~100g/L |
| Measurement parameters | pH, mV, Conductivity Detector, Resistivity, Salinity, TDS |
| PH resolution | 0.1/0.01pH |
| pH measurement Accuracy | Electric meter: ± 0.01pH, matching: ± 0.02pH |
| PH input current | ≤2×10(-12) A |
| PH input impedance | ≥ 1 × 10 (12) Oh |
| PH stability | ±0.01 pH/3h |
| Temperature compensation range | (0~100) ℃ (automatic/manual) |
| MV resolution | 1mV |
| mVAccuracy | ±0.1%FS |
| Conductivity Detector Measurement range | (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 |
| Salinity range | 0~100ppt |
| Resistivity Measurement range | 0 ~ 100MZ · cm |
| Conductivity Detector resolution | 0.01/0.1/1μS/cm 0.01/0.1mS/cm |
| Conductivity Detector measurement Accuracy | Electric meter: ± 1.0% FS, matching: ± 1.5% FS |
| Temperature compensation range | (0~100) ℃ (automatic/manual) |
| Electrode constant | 0.1 / 1 / 10 cm-1 |
| reference temperature | reference temperature |
| data storage | 150 groups |
| Save content | Numbers, measurements, Measurement Units and temperature values |
| Power | 2 AA batteries (1.5V × 2) |
| Dimensions | 165*90*32mm |
| Weight | 310g |
| Environment temperature | 5~ 35 ℃ (0.01 grade) |
| Environment humidity | ≤85% |
| Protection class | IP57 |
| Mass and safety certification | ISO9001:2000,CE和CMC |
Warranty days: 365 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;