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| Brand | Youyunpu |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | YP-SZA |
| Instrument Category | Automatic Water Sampler |
| Sampling Method | Flow-Proportional & Time-Proportional Sampling |
| Instrument Form Factor | Portable Water Sampler |
| Sampling Interval | 1–9999 min |
| Number of Sample Bottles | 12 |
| Sample Volume per Bottle | 10–1000 mL |
| Bottle Capacity | 1000 mL |
| Sampling Accuracy | ±10% (at 200 mL) |
| Flow-Proportional Accuracy | ±10% |
| Pump Suction Lift | ≥8 m |
| Horizontal Sampling Distance | ≥60 m |
| Sample Refrigeration Temperature | 0–4 °C (±1.5 °C) |
| System Air-Tightness | ≤−0.07 MPa |
| MTBF | ≥1440 h |
| Insulation Resistance | >20 MΩ |
| Analog Input | 4–20 mA |
| Digital Inputs | Switch Signal, RS485 |
| Power Supply | AC 220 V ±10%, 50 Hz ±1 Hz |
| Operating Temperature | 10–40 °C |
| Operating Humidity | ≤85% RH |
| Weight | 20 kg |
| Brand | Youyunpu |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | YP-S60 |
| Price | USD 1,200 (FOB Qingdao) |
| Measurement Principle | Spectrophotometry (Visible Light Absorption, 420–680 nm) |
| Measurable Parameters | pH, Dissolved Oxygen (DO), Ammonia-Nitrogen (NH₃-N), Nitrite (NO₂⁻), Hydrogen Sulfide (H₂S), Total Alkalinity, Phosphate (PO₄³⁻), Total Hardness, Free Chlorine, Temperature, Salinity |
| Resolution | 0.001 unit (pH, DO, Cl₂, etc.) |
| Optical Source | Imported Cold LED Light Source (Lifetime ≥ 100,000 h) |
| Power Supply | Rechargeable Li-ion Battery (DC 7.4 V, 4400 mAh) + AC Adapter (100–240 V, 50/60 Hz) |
| Operating Environment | 0–50 °C, RH ≤ 90% non-condensing |
| Compliance | ISO 7027 (turbidity reference), ASTM D1293 (pH), ASTM D888 (DO), EPA 365.3 (phosphate), EPA 350.1 (ammonia), USP <643> (conductivity-related calibration traceability) |
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