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| Product Name | QiWei DDB-11A Conductivity Meter (Portable Microcomputer) | QiWei DDBJ-350 Conductivity Meter (Portable Microcomputer) |
| Product Price | $143.00 | $175.00 |
| Details | Details | |
| Model comparison | ||
| Type | Portable | Portable |
| Range | 200~2000μS/cm >2000μS/cm | ≤20μS/cm 20~200μS/cm 200~2000μS/cm >2000μS/cm |
| Cell Constant | Interchangeable | Interchangeable |
| Precision | ±1.0%FS | ±1.0%FS |
| Resolution | 1μS/cm 0.1μS/cm | 1μS/cm 0.1μS/cm |
| Temp Compensation | None | Automatic |
| Multi-parameter | Conductivity | Conductivity |
| IP Rating | None | |
| Data Output | ||
| Parameter comparison | ||
| Measurement parameter | conductivity | conductivity |
| Measurement Range | 0~199.9μs/cm；200~1999μs/cm；2.00~19.99mS/cm；20.0~199.9mS/cm | 0~199.9μs/cm；200~1999μs/cm；2.00~19.99mS/cm；20.0~199.9mS/cm |
| measurement error | ±1.0% F.S | ±1.0% F.S |
| resolution | 0.1/1μs/cm ；0.01/0.1ms/cm | 0.1/1μs/cm ；0.01/0.1ms/cm |
| Temperature compensation Range | 10~50℃ | 10~50℃ |
| Temperature compensation method | manual | automatic |
| temperature coefficient | 2%/℃ | 2%/℃ |
| Operating temperature | 5~35℃ | |
| Operating humidity | <85%RH | |
| power supply | 220V±10% 50Hz±1Hz | |
| basic configuration | DJS-1E (platinum black) Electrode 1408μs/cm conductivity standard calibrated seat 7 DC1.5V battery 4 pcs | DJS-1E (platinum black) Electrode 018 Temperature Electrode 1408μs/cm conductivity Standard calibrated seat 7 DC1.5V battery 4 pcs |
