TURBIDITY METER Ohaus AP50MM-B

TURBIDITY METER Ohaus AP50MM-B

The TURBIDITY METER Ohaus AP50MM-B is a portable, high-accuracy instrument designed for reliable turbidity and photometric measurements in both laboratory and field environments. Using a nephelometric optical system and advanced LED technology, this meter provides consistent and reproducible results for routine water quality analysis and quality control applications.

The AP50MM-B combines turbidity measurement with photometric functionality in a compact and lightweight design. It features automatic wavelength selection and a high-resolution backlit graphical LCD for clear data visualization. With large internal memory and long battery life, the instrument supports efficient data management and extended field operation. Its robust construction and stable optical performance make it suitable for daily use in demanding environments.

Key Features

• Nephelometric turbidity measurement for accurate and reliable readings

• Multiple fixed wavelengths for versatile photometric analysis

• Automatic wavelength selection to simplify operation and reduce user error

• High photometric accuracy for dependable analytical performance

• Wide turbidity measuring range suitable for various water quality conditions

• Large internal data storage with date and time stamping for full traceability

• Backlit graphical LCD with high resolution for easy data review

• Long battery life supporting months of typical routine measurements

• Compact and lightweight design ideal for portable and on-site testing

• LED light source ensuring stability, low power consumption, and long service life

Technical Specifications

• Turbidity measuring range: 0 to 200 NTU

• Turbidity detection limit: 1 NTU

• Turbidity reproducibility: 1 NTU

• Turbidity optical system: Nephelometric

• Turbidity excitation wavelength: IR LED and white light

• Fixed wavelengths: 365 nm, 420 nm, 455 nm, 525 nm, 560 nm, 570 nm, 630 nm

• Wavelength selection: Automatic

• Wavelength accuracy: ±1.0 nm

• Photometric measuring range: 0 Abs to 1 Abs

• Photometric accuracy: ±0.005 Abs at 1.0 Abs nominal

• Sample vial compatibility: Round Ø24 mm

• Data storage capacity: 30,000 groups with date and time

• Display: Backlit graphical LCD, 160 × 240 pixels

• Light source: LED

• Power supply: 4 × AA (LR6) batteries (included)

• Typical battery life: Up to 6 months at 25 readings per week

• Dimensions (L × H × W): 10.43 × 2.72 × 3.47 in (265 × 69 × 88 mm)

• Net weight: 1.32 lb (0.6 kg)

• Operating environment: 4 to 41 °C, up to 85% RH, non-condensing

• Storage temperature range: −18 to 60 °C

• Maximum operating altitude: Up to 2000 m

Applications

• Drinking water and wastewater turbidity analysis

• Environmental and surface water monitoring

• Industrial process water quality control

• Laboratory photometric testing and routine quality assurance

• Field measurements requiring portable and reliable instrumentation