| PH range | -2.000~20.000pH |
| Measurement Accuracy of pH | ±0.002pH |
| pH resolution | 0.1, 0.01, 0.001 pH, optional |
| pH calibrating point | 1 to 5 point |
| pH calibrating solution | USA, NIST, DIN, Custom |
| pH temperature compensation range | 0~100℃ |
| pH temperature compensation | Manual/Automatic |
| ORP Measurement range | ±1999.9mV |
| mV Measurement Accuracy | ±0.2mV |
| mV resolution | 0.1/1 mV, optional |
| mV calibrated point | 1 point (only for R.mV mode) |
| mV calibrated range | ±200mV |
| Conductivity range | 0~20mS/cm (max. 200mS/cm) |
| Measurement Accuracy of conductivity | ±0.5%FS |
| EC resolution | 0.001, 0.01, 0.1, 1 |
| Conductivity calibrated point | 1 to 5 point |
| Conductivity calibrating fluid | 10µS/cm, 84µS/cm, 1413µS/cm, 12.88mS/cm, 111.8mS/cm |
| EC Temperature Compensation Range | 0~100℃, 32~212°F |
| EC Temperature Compensation Mode | Manual or automatic |
| EC Temperature Compensation Coefficient | 0.0~10.0%/℃ |
| EC Temperature Compensation Mode mode | Linear or pure water |
| Conductivity Detector cell constant | K = 0.1, 1, 10, custom |
| Standardized temperature | 20 ℃, 25 ℃, optional |
| TDS range | 0~10ppt (max 200ppt) |
| TDS Measurement Accuracy | ±1%FS |
| TDS conversion factor | 0.1~ 1.0 (default 0.5) |
| Salinity range | 0~10ppt (max 80ppt) |
| Measurement Accuracy of salinity | ±1%FS |
| Measurement mode of salinity | Utility salinity (psu) or seawater salinity (ppt) |
| Resistivity range | 0~10MΩ (up to 20MΩ) |
| Measurement Accuracy of resistivity | ±1%FS |
| Resistivity resolution | 0.01, 0.1, 1 |
| Measurement range | 0~105℃, 32~221℉ |
| Measurement Accuracy | ±0.5℃ |
| Temperature Resolution | 0.1℃ |
| Temperature calibrating point | 1 point |
| Temperature unit | ℃, ° F, optional |
| Data stability condition | Fast or high-precision |
| Calibrated reminder | 1 to 31 days or closed |
| shutdown mode | Manual or automatic (10, 20, 30 minutes after no button operation) |
| Data storage | 500 sets |
| Communication interface | USB |
| Connector | BNC, 6-pin MINI Connector |
| Power Supply | 3 AA batteries |
| Battery life | Approximately 150 hours (when the LCD backlight is turned off) |
| Dimension | 170*85*30mm |
| instrument Weight | 300g |
| Optional Accessories | P11 type pH electrode, P11-LiCl type pH electrode, P11-HA type pH electrode, P11-NA type pH electrode |
| Optional Accessories | P12 type pH electrode, P13 type pH electrode, P15 type pH electrode, P16 type pH electrode, P18 type pH electrode, P19 type pH electrode, P21 type pH electrode, P22 type pH electrode, |
| Optional Accessories | 501 type ORP electrode, 502 type ORP electrode, CON-0.1 type Conductivity Detector electrode, CON-1 type Conductivity Detector electrode, CON-10 type Conductivity Detector electrode |
| Optional Accessories | Conductivity Detector standard solution, TP-10K temperature probe, pH standard buffer reagent (USA standard), pH standard buffer reagent (NIST standard), |
| Packaging Dimensions | 340*290*80mm |
| Encasement Weight | 1.5kg |
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;