SANXIN (Sanxin Peri)
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| Brand | SANXIN (Sanxin Peri) |
|---|---|
| Origin | Shanghai, China |
| Model | SX811 |
| Instrument Type | Portable |
| Parameter Type | Single-Parameter (pH/mV) |
| Measurement Range | −2.00 to 19.99 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH |
| Temperature Compensation Range | 0 to 100 °C (auto/manual) |
| mV Range | −1999 to +1999 mV |
| mV Resolution | 0.1 mV (±200 mV), 1 mV (elsewhere) |
| Input Impedance | ≥1×10¹² Ω |
| Input Current | ≤1×10⁻¹² A |
| Stability | ±0.01 pH/3 h |
| Calibration | 1–3 point auto-calibration with buffer recognition (USA/NIST/CH series), custom buffer support |
| Enclosure Rating | IP57 |
| Power | Rechargeable battery or USB 5 V DC adapter |
| Data Storage | Manual & timed auto-storage |
| Default Buffers | CH-series (pH 4.00, 7.00, 10.01) |