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The Apera TN500 delivers fast, precise, and reliable turbidity measurements using a 90° nephelometric method with a tungsten filament lamp, compliant with U.S. EPA 180.1 standards. Ideal for testing drinking water, ground, surface, and saline water, as well as domestic and industrial waste, the TN500 is perfect for both lab and field use. TruRead™ mode ensures accurate readings for rapidly settling or variable samples. With data storage for 200 sets and USB connectivity, data management is seamless. The large TFT color screen and intuitive interface make operation simple and efficient.
Key Features:
✔ EPA-Compliant Measurements – Accurate turbidity readings with 90° nephelometric method
✔ TruRead™ Mode – Optimized for unstable and fast-settling samples
✔ Data Logging – Stores 200 sets, USB export for analysis and real-time monitoring
✔ IP67 Waterproof Design – Durable for field and lab use
✔ User-Friendly – Large color display with clear, visual instructions
✔ CE Certified – Backed by a 2-year warranty
Set Includes:
✔ TN500 Turbidity Meter
✔ Calibration Solutions (0.00 NTU, 20.0 NTU, 100 NTU, 800 NTU)
✔ 6x Sample Cuvettes
✔ Silicone Oil & Microfiber Cloth
✔ USB Stick with Software & USB Power Supply
✔ User Manual
✔ Rugged Carrying Case
| Technical Specifications | |
| Accuracy | ≤ ±2% of reading ± stray light |
|---|---|
| Calibration Memory | Calibration date and time |
| Calibration standard | 0, 20, 100, 400, 800 NTU (FNU) AMCO Polymer or Formazin |
| Data Storage | 200 measurement groups |
| Dimensions (W×L×H) /Weight | Meter: (90×203×80) mm/ 385 g Transport case: (310×295×110) mm/ 1.5 kg |
| Display | TFT color display |
| Energy Supply | 3.7V rechargeable lithium battery |
| Interface | USB |
| IP Rating | IP67 |
| Light Detector | Silicon photocell |
| Light Source | Tungsten incandescent lamp (400nm – 600nm) |
| Measuring cells | ø25×60 mm, borosilicate glass with screw cap |
| Measuring Method | U.S. EPA 180.1 compliant nephelometric method (measurement of scattered radiation from white light at 90°) |
| Measuring Modes | Normal measurement and TruRead™ measurement |
| Measuring Range | 0 ~ 1000 NTU (FNU), automatic range selection: 0.01 ~ 19.99 NTU (FNU) 20.0 ~ 99.9 NTU (FNU) 100 ~ 1000 NTU (FNU) |
| Operating Conditions | Temperature: 0 – 50°C；rel. Humidity: 0 – 90% at 30°C, 0 – 80% at 40°C, 0 – 70% at 50°C, no condensation |
| Reproducibility | ≤ ±1% of reading or 0.02 NTU, whichever is greater |
| Resolution | 0.01 / 0.1 / 1 NTU (FNU) |
| Security Certificate | ISO9001:2015 and CE |
| Storage Conditions | Gauge: -40 to 60°C (-40 to 140°F) Calibration solutions: 5 to 30°C (41 to 86°F) |
| Stray Light | ≤ 0.02 NTU (FNU) |
| Test Volume | 18 ml |
Everything is perfect. I would recommend!
- SKU: AI483
