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| Origin | Germany |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Pricing | Upon Request |
| Measurement Principle | 90° Nephelometric Scattering |
| Light Source | Tungsten Lamp (Turb 550) / Infrared LED (Turb 550 IR) |
| Range | 0.01–1000 NTU, Auto-ranging |
| Resolution | 0.01 NTU (0.00–9.99), 0.1 NTU (10.0–99.9), 1 NTU (100–1000) |
| Accuracy | ±2% of reading or ±0.01 NTU |
| Repeatability | <±1% of reading or ±0.01 NTU |
| Calibration | Auto 1–3-point with user-definable intervals |
| Response Time | 3 s |
| Display | Dual-line LCD with special character support |
| Sample Cell | 28 × 70 mm round glass vial |
| Sample Volume | 25 mL |
| Interface | RS232 serial output |
| Real-time Clock & Calendar | Integrated |
| GLP Compliance | Calibration due-date alert, operator ID logging, measurement timestamping |
| Dimensions (L×W×D) | 250 × 290 × 110 mm |
| Operating Temperature | 10–40 °C |
| Power Supply | 90–250 VAC via external transformer |
| Certifications | CE, UL, cUL, TÜV/GS |
| Standard Kit | Universal power adapter, three blank cuvettes, English operating manual, quick-reference guide |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Turb 430T / Turb 430IR |
| Type | Portable |
| Measurement Range | 0–1100 NTU with automatic range switching |
| Resolution | 0.01 NTU (0.00–9.99 NTU) / 0.1 NTU (10.0–99.9 NTU) / 1 NTU (100–1100 NTU) |
| Operating Temperature | 0–50 °C |
| Accuracy | ±0.01 NTU or ±2% of reading |
| Repeatability | <±0.5% of reading or 0.01 NTU |
| Light Source | Turb 430IR — IR-LED at 860 nm |
| Response Time | 3 s (IR) / 7 s (tungsten) |
| Calibration | Automatic 1–3 point calibration |
| Data Storage | 1000 measurement records + calibration protocols |
| Real-Time Clock | Yes |
| Interface | RS232 and USB (with adapter) |
| Power Supply | 4 × AA alkaline batteries (≈2000 measurements with tungsten lamp |
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