Sanxin Peirui (SANXIN)
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| Brand | Sanxin Peirui (SANXIN) |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop |
| Parameter Type | Single-parameter (pH/mV/°C) |
| pH Range | -2.000 to 19.999 pH |
| pH Resolution | 0.1 / 0.01 / 0.001 pH |
| mV Resolution | 0.1 mV |
| Temperature Resolution | 0.1 °C |
| pH Accuracy (Meter) | ±0.002 pH |
| (System w/ 2503-C electrode) | ±0.01 pH |
| mV Accuracy | ±0.03% FS |
| Temperature Accuracy | ±0.4 °C (5–60 °C), ±0.8 °C (other ranges) |
| Input Current | ≤1 × 10⁻¹² A |
| Input Impedance | ≥3 × 10¹² Ω |
| Stability | ±0.002 pH / 3 h |
| Temperature Compensation | Automatic or Manual, 0–100 °C |
| Buffer Recognition | 13 standard pH buffers (NIST, DIN, Chinese GB, and custom series) |
| Measurement Modes | Stable Read, Timed Read, Continuous Read |
| Special Modes | High-Purity Water pH, Ammoniated Pure Water pH, ORP (vs. SHE) |
| Data Storage | 600 records (ID, value, temperature, ATC/MTC status, date/time) |
| Interface | RS232 |
| Power | DC 9 V / 300 mA |
| Dimensions | 160 × 190 × 70 mm |
| Weight | 880 g |
| Environmental Rating | IP54 |
| Certifications | ISO 9001:2000, CE, CMC |
| Operating Conditions | 15–30 °C (for 0.001-class performance), ≤75% RH |