Ohaus Portable Meter ST300D-B; STDO11 Galvanic DO, STTEMP30 30031655

The Ohaus Portable Meter ST300D-B (part number 30031655) is a handheld dissolved oxygen (DO) meter designed to measure dissolved oxygen concentration and temperature in water samples.

Key Features:

• Part Number: 30031655
• Measurement Range DO: 0.00 - 19.99 mg/L; 20.0 - 45.0 mg/L; 0 - 200%; 200 - 400%
• Measurement Range Temperature: 0 °C - 50 °C
• Accuracy DO: ±0.3 mg/L; ±1%
• Accuracy Temperature: ±0.3 °C
• Measurement Resolution DO: 0.1 mg/L and 1 mg/L; 0.1% and 1%; 0.1 ppm and 1 ppm
• Temperature Resolution: 0.1 °C
• Electrodes Included: STDO11 galvanic DO electrode and STTEMP30 temperature electrode
• Calibration: 2-Point calibration
• Power: 4 AAA (LR03) disposable batteries included
• Battery Life: Approximately 250 hours of operation
• Display: Liquid crystal display (LCD)
• Dimensions: 35 mm x 170 mm x 90 mm (HxLxW)
• Net Weight: 0.16 kg (0.35 lb)
• Temperature Compensation: Automatic

Advantages:

• Wide DO measurement range allows accurate monitoring from very low to high oxygen concentrations, suitable for diverse water quality conditions.
• High accuracy in DO and temperature measurements ensures reliable data critical for environmental and industrial applications.
• Included STDO11 galvanic electrode provides immediate use after power-on without warm-up delay, increasing efficiency in the field.
• Automatic temperature compensation enhances precision by adjusting readings according to temperature variations.
• Lightweight and compact design (0.16 kg) facilitates portability and ease of use during in-field water analysis.
• Long battery life (250 hours) supports extended usage without frequent battery replacements.