Eutech TN-100-IR Waterproof Portable Turbidimeter – ISO 7027 Compliant Infrared Turbidity Meter
The Eutech TN-100-IR Waterproof Portable Turbidimeter is a highly accurate microprocessor-based handheld turbidity meter engineered for reliable water quality analysis across laboratory, environmental, industrial, and field testing applications. Designed in compliance with ISO 7027 and DIN EN 27027 standards, this advanced portable turbidimeter delivers precise turbidity measurements using nephelometric non-ratio measurement technology combined with an infrared light source for improved analytical reliability.
The instrument utilizes an 850nm infrared-emitting diode light source, specifically selected to minimize the influence of sample coloration during turbidity analysis. This ISO-compliant infrared measurement principle significantly improves measurement accuracy in colored, cloudy, or complex water samples, making the TN-100-IR ideal for drinking water testing, wastewater monitoring, environmental analysis, industrial process control, and field water quality inspections.
Built for rugged field applications, the TN-100-IR features a durable IP67-rated waterproof and dustproof ABS housing capable of withstanding harsh operating environments. Its lightweight portable construction, floating design, and ergonomic handheld form factor provide exceptional mobility and convenience for on-site testing applications.
The turbidimeter supports fully automatic 4-point push-button calibration using EPA-approved polymer-based primary standards (0.02, 20.0, 100, and 800 NTU), ensuring outstanding full-range measurement accuracy and simplified calibration procedures. The intelligent auto-ranging system automatically selects the appropriate measurement range based on sample turbidity, improving ease of operation while maintaining high analytical precision.
Designed for fast and stable performance, the Eutech TN-100-IR delivers highly responsive results in less than 6 seconds for full step changes, enabling efficient routine testing workflows. The large LCD display provides excellent readability and user-friendly diagnostic message codes simplify troubleshooting and operation in laboratory and field environments.
Advanced power-saving technology enables more than 1200 measurements or over 200 operational hours using a single set of AAA batteries, making the instrument highly suitable for extended field use. Supplied as a complete portable testing kit with calibration standards, sample cuvettes, accessories, and carrying case, the TN-100-IR provides a dependable and professional solution for accurate turbidity analysis in demanding water quality applications.
Technical Specifications
| Feature | Details |
|---|---|
| Model Number | TN-100 (ECTN100IR) |
| Brand | Eutech / Thermo Scientific |
| Instrument Type | Portable Waterproof Turbidimeter |
| Measurement Principle | Nephelometric Non-Ratio |
| Compliance Standards | ISO 7027 and DIN EN 27027 |
| Measurement Parameter | Turbidity (NTU) |
| Measurement Range | 0 – 2000 NTU (Auto-Ranging) |
| Automatic Range Selection | 0.01–19.99 NTU; 20.0–99.9 NTU; 100–2000 NTU |
| Resolution | 0.01 NTU / 0.1 NTU / 1 NTU depending on range |
| Accuracy | < ±0.1 NTU for 0.02 NTU standard; ±2% reading ±1 digit (0–500 NTU); ±3% reading ±1 digit (501–2000 NTU) |
| Repeatability | < ±1% of reading or ±0.01 NTU |
| Calibration Points | Up to 4 Points (Automatic) |
| Calibration Standards | 0.02 NTU, 20.0 NTU, 100 NTU, 800 NTU |
| Light Source | Infrared Emitting Diode (850nm) |
| Response Time | < 6 Seconds |
| Sample Volume | 10mL |
| Display | LCD |
| Housing Material | ABS Plastic |
| Protection Rating | IP67 Waterproof & Dustproof |
| Power Supply | 4 × 1.5V AAA Alkaline Batteries |
| Battery Backup | >1200 Readings (>200 Hours) |
| Operating Temperature | 0 – 50°C |
| Sample Temperature Range | 0 – 50°C |
| Dimensions (L × W × H) | 15.5 × 6.8 × 4.6 cm |
| Weight | 200g |
| Certifications | CE, FCC Part 15 Class A, TUV 3 in 1, RoHS, ISO 7027, DIN EN 27027 |
| Country of Origin | India |
| Kit Contents | Turbidity Meter, Calibration Standards, Sample Cuvettes, Batteries, Silicone Oil, Cloth, Carrying Case, Manual |
Core Features & User Benefits
- ISO 7027 Compliant Infrared Measurement The 850nm infrared light source minimizes sample color interference for highly accurate turbidity analysis in colored water samples.
- Wide Auto-Ranging Measurement Capability Automatic range selection from 0 to 2000 NTU ensures precise turbidity measurement across low and high turbidity samples.
- IP67 Waterproof & Dustproof Construction Rugged waterproof housing provides reliable performance in harsh field environments and demanding industrial applications.
- Fast Stable Results Advanced nephelometric detection technology delivers highly stable turbidity readings in less than 6 seconds.
- Automatic 4-Point Calibration Push-button calibration using EPA-approved primary standards improves analytical accuracy and simplifies routine calibration procedures.
- Portable Lightweight Design Compact handheld construction with floating capability makes the meter ideal for field testing and on-site water quality analysis.
- Long Battery Life Power-saving electronics provide over 1200 readings using standard AAA batteries for extended field operation.
- User-Friendly LCD Interface Large LCD display with diagnostic message codes simplifies operation, troubleshooting, and measurement interpretation.
- Complete Water Testing Kit Supplied with calibration standards, sample vials, accessories, and carrying case for immediate field and laboratory use.
Frequently Asked Questions (FAQ)
What is the Eutech TN-100-IR Turbidimeter used for?
The Eutech TN-100-IR is used for accurate turbidity measurement in drinking water, wastewater, environmental monitoring, industrial water analysis, and laboratory water quality testing applications.
Its portable waterproof design makes it ideal for both laboratory analysis and on-site field testing of water clarity and suspended particle concentration.
Why does the TN-100-IR use an infrared light source?
The instrument uses an 850nm infrared LED light source to minimize the influence of sample coloration during turbidity analysis, improving measurement accuracy.
This ISO 7027 compliant infrared measurement principle is especially beneficial for testing highly colored or complex water samples.
Is the TN-100-IR suitable for field applications?
Yes, the TN-100-IR is specifically designed for field use with an IP67 waterproof and dustproof housing, lightweight portable construction, and floating design.
Its rugged build quality and long battery life make it highly suitable for outdoor water quality monitoring applications.
How is calibration performed on the TN-100-IR?
The turbidimeter features automatic push-button calibration with up to four calibration points using EPA-approved polymer-based primary standards.
This automatic calibration system ensures high full-range accuracy while simplifying routine maintenance and calibration procedures.
What accessories are included with the Eutech TN-100-IR kit?
The complete kit includes the turbidity meter, four calibration standards, sample cuvettes, batteries, silicone oil, lint-free cloth, instruction manual, and carrying case.
This comprehensive package allows users to begin turbidity testing immediately in laboratory or field environments.
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