Starter Pen Meter Ohaus ST20 PH Meter

Starter Pen Meter Ohaus ST20 PH Meter

The Starter Pen Meter Ohaus ST20 PH Meter is a versatile and precise instrument designed for quick and reliable pH and temperature measurements in laboratories, classrooms, and field environments. Because it combines portability, accuracy, and user-friendly operation, this meter is ideal for both professional and educational applications.

Features

• Dual Measurement Capability: Measures both pH (0.00–14.00) and temperature (0–99°C) for complete sample analysis.

• High Accuracy and Resolution: Provides ±0.05 pH accuracy and ±0.5°C temperature accuracy with a fine resolution of 0.01 pH.

• Automatic Temperature Compensation (ATC): Ensures precise readings by automatically adjusting for temperature variations.

• Three-Point Calibration: Supports up to three calibration points for improved accuracy and measurement reliability.

• Clear LCD Display: The easy-to-read LCD screen shows both pH and temperature values simultaneously for convenient monitoring.

• Automatic Shutdown: Powers off automatically after six minutes of inactivity to save battery life.

• Long Battery Life: Operates up to 200 hours using four AG13 batteries (included).

• Rugged and Waterproof Design: With an IP67 rating, the ST20 is dustproof and water-resistant, making it ideal for outdoor or wet conditions.

• Ergonomic and Portable: Lightweight design (110 g) with a comfortable wrist strap for secure handling during field use.

Specifications

• Meter Type: pH

• Measurement Range (pH): 0.00 – 14.00 pH

• Measurement Range (Temperature): 0.0 – 99.0°C

• Accuracy (pH): ±0.05 pH

• Accuracy (Temperature): ±0.5°C

• Resolution: 0.01 pH

• Display: LCD

• ATC: Yes, automatic

• Calibration: 3-point calibration

• Temperature Sensor: 50 kΩ NTC

• Automatic Shutdown: After 6 minutes of non-use

• Battery Life: 200 hours (disposable batteries)

• Power Supply: 4 × AG13 batteries (included)

• Protection Rating: IP67 (water and dust resistant)

• Dimensions (L × H × W): 185 mm × 45 mm × 38 mm

• Net Weight: 110 g

• Working Environment: 10°C – 40°C, 85% RH (non-condensing)

• Wrist Strap: Included

Applications

The Ohaus ST20 pH Pen Meter is ideal for laboratory testing, environmental monitoring, agriculture, aquaculture, and food and beverage quality control. Additionally, it is suitable for educational and industrial applications where accurate and portable pH and temperature readings are essential. As a result, users benefit from dependable performance and ease of use in both field and laboratory settings.