Bench top turbidity meter LTM-B14 with microprocessor controlled system, works on 90° scattered light principle to measure water turbidity in nephelometric turbidity unit i.e. NTU. The formazine standard solution of turbidity mentioned in ISO 7027 is used for turbidity analysis. This turbidity meter delivers highly accurate results with better numerical calculations to meet GLP standards.
| Measuring range (NTU) | 0 to 50, 0 to 100, 0 to 200, 0 to 400, 0 to 800, 0 to 1000 |
|---|---|
| Minimum readout value (NTU) | 0.01, 0.1 |
| Calibration point | 6 |
| Sample volume | 5 to 10 ml |
| Principle method | 90° scattered light |
| Operating temperature | 5 to 40°C |
| Working temperature | 5 to 40°C |
| Light source | Infrared-emitting diode (850 nm λ) |
| Detector | Silicon photodiode |
| Error value | ± 6 % (± 2 % F.S) |
| Zero drift | ± 0.5 % F.S. |
| Reset functions | Yes |
| Memory | Stores up to 20 sets data |
| Output | |
| Dimension | 400 × 300 × 250 mm |
| Weight | 2.5 kg |
| Power batteries | DC 1.5 V, 5 AA alkaline batteries |
| Power supply | AC 220 V, 50 Hz |
Used in water treatment plants, swimming pool, water recycling units, research and quality laboratories of pharmacy, life science, food, and beverage industry.
| Accessory No. | Name | Quantity |
| 1 | Specimen bottle | 3 pcs |
| 2 | 400 NTU (Formazine) turbidity standard solution | 1 bottle |
| 3 | Power cable | 1 pc |
| Accessory No. | Name |
| 1 | USB communication interface |
| pH range | -2.00 to 20.00 pH |
| pH Accuracy | ± 0.002 pH |
| pH Resolution | 0.1/0.01/0.001 pH, selectable |
| pH Calibration Points | 1 to 5 Points |
| pH Buffer Solutions | USA (pH 4.0/7.00/10.01) or NIST (pH 4.01/6.86/9.18) or DIN buffers |
| mV Range | -1999.9 to 1999.9 mV |
| mV Accuracy | ± 0.2 mV |
| mV Resolution | 0.1/1 mV, selectable |
| mV Calibration Points | 1 Point |
| Conductivity Range | 0.01 to 20.00, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cm |
| Conductivity Accuracy | ± 0.5% F.S. |
| Conductivity Resolution | 0.01/0.1/1 |
| Conductivity Calibration Points | 1 to 5 Points |
| Conductivity Solutions | 10, 84, 1413 µS/cm, 12.88, 111.8 mS/ cm |
| Conductivity Temperature coefficient | 0.0 to 10.0 %/°C |
| Compensation mode | Linear or Pure Water |
| Cell Constant | K=0.1, 1, 10 or Custom |
| Reference temperature | 20 or 25°C |
| TDS Range | 0 to 10.00, 100.0, 1000 ppm, 10.00, 100 ppt (Max. 200 ppt) |
| TDS Accuracy | ± 1 % F.S. |
| TDS Factor | 0.1 to 1.0 (default 0.5) |
| pH range | -2.00 to 20.00 pH |
| pH Accuracy | ± 0.002 pH |
| pH Resolution | 0.1/0.01/0.001 pH, selectable |
| pH Calibration Points | 1 to 5 Points |
| pH Buffer Solutions | USA (pH 4.0/7.00/10.01) or NIST (pH 4.01/6.86/9.18) or DIN buffers |
| mV Range | -1999.9 to 1999.9 mV |
| mV Accuracy | ± 0.2 mV |
| mV Resolution | 0.1/1 mV, selectable |
| mV Calibration Points | 1 Point |
| Conductivity Range | 0.01 to 20.00, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cm |
| Conductivity Accuracy | ± 0.5% F.S. |
| Conductivity Resolution | 0.01/0.1/1 |
| Conductivity Calibration Points | 1 to 5 Points |
| Conductivity Solutions | 10, 84, 1413 µS/cm, 12.88, 111.8 mS/ cm |
| Conductivity Temperature coefficient | 0.0 to 10.0 %/°C |
| Compensation mode | Linear or Pure Water |
| Cell Constant | K=0.1, 1, 10 or Custom |
| Reference temperature | 20 or 25°C |
| Dissolved Oxygen Range | 0.00 to 20.00 mg/ L |
| Dissolved Oxygen Accuracy | ± 0.2 mg/ L |
| Dissolved Oxygen Resolution | 0.1/ 0.01 mg/ L, selectable |
| Dissolved Oxygen Calibration Points | 1 or 2 Points |
| % Saturation Range | 0.0 to 200.0 % with ± 2 % accuracy |
| Pressure correction | 60 to 112.5 kPa, 450 to 850 mmHg |
| Salinity correction | 0 to 50 g/ L |
| pH range | -2.00 to 20.00 pH |
| pH Accuracy | ± 0.002 pH |
| pH Resolution | 0.1/0.01/0.001 pH, selectable |
| pH Calibration Points | 1 to 5 Points |
| pH Buffer Solutions | USA (pH 4.0/7.00/10.01) or NIST (pH 4.01/6.86/9.18) or DIN buffers |
| mV Range | -1999.9 to 1999.9 mV |
| mV Accuracy | ± 0.2 mV |
| mV Resolution | 0.1/1 mV, selectable |
| mV Calibration Points | 1 Point |
| Conductivity Range | 0.01 to 20.00, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cm |
| Conductivity Accuracy | ± 0.5% F.S. |
| Conductivity Resolution | 0.01/0.1/1 |
| Conductivity Calibration Points | 1 to 5 Points |
| Conductivity Solutions | 10, 84, 1413 µS/cm, 12.88, 111.8 mS/ cm |
| Conductivity Temperature coefficient | 0.0 to 10.0 %/°C |
| Compensation mode | Linear or Pure Water |
| Cell Constant | K=0.1, 1, 10 or Custom |
| Reference temperature | 20 or 25°C |
| TDS Range | 0 to 10.00, 100.0, 1000 ppm, 10.00, 100 ppt (Max. 200 ppt) |
| TDS Accuracy | ± 1 % F.S. |
| TDS Factor | 0.1 to 1.0 (default 0.5) |
Labtron benchtop meters are easy to use. The LCD display, manual or automatic mode of calibration, universal connector and other features are included in this range to produce accurate, reliable results. It consist of benchtop meter for measuring pH, conductivity, dissolved oxygen content, Ion concentration, water hardness level. These meters are suitable for simple to complex applications in water quality testing, research and analysis etc.
| 0 to 35 mg/L, 0 to 70 mg/ L, 0 to 350 mg/L, 0 to 700 mg/L (without dilution) |
| 0 to 4000 mg/ L (need to dilute) (subsection measurement) |