Starter Pen Meter Ohaus ST20T-A TDS Meter

Starter Pen Meter Ohaus ST20T-A TDS Meter

The Starter Pen Meter Ohaus ST20T-A TDS Meter is a precise, durable, and portable instrument designed for fast and reliable measurement of Total Dissolved Solids (TDS) and temperature. Because it features automatic temperature compensation (ATC), this meter ensures accurate readings under varying conditions, making it ideal for laboratory, educational, and field testing applications.

Features

• Dual Measurement Function: Measures both TDS (0.0–100.0 mg/L) and temperature (0–99°C) for complete water quality analysis.

• High Accuracy and Resolution: Provides ±1.5% TDS accuracy and ±0.5°C temperature accuracy with a fine 0.1 mg/L resolution.

• Automatic Temperature Compensation (ATC): Adjusts readings automatically for temperature changes, ensuring consistent accuracy.

• User-Friendly Calibration: Simplified setup for quick, reliable operation without complicated adjustments.

• Clear LCD Display: Shows both TDS and temperature values simultaneously, allowing quick and easy data interpretation.

• Automatic Power-Off: Powers off automatically after six minutes of inactivity to preserve battery life.

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

• Rugged and Waterproof: IP67-rated construction protects against dust and water, ensuring reliable performance in outdoor or industrial conditions.

• Compact and Portable: Lightweight (110 g) with an included wrist strap for secure and convenient field use.

Specifications

• Meter Type: TDS

• Measurement Range (TDS): 0.0 – 100.0 mg/L

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

• Accuracy (TDS): ±1.5% FS

• Accuracy (Temperature): ±0.5°C

• Resolution: 0.1 mg/L

• Display: LCD

• ATC: Yes, automatic

• Calibration: Factory pre-calibrated

• Temperature Sensor: 50 kΩ NTC

• Automatic Shutdown: After 6 minutes of non-use

• Battery Life: 200 hours (4 × AG13 batteries included)

• Protection Rating: IP67 (waterproof and dustproof)

• 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 ST20T-A TDS Meter is ideal for laboratories, aquaculture, schools, and environmental monitoring facilities. Additionally, it is widely used in water treatment, beverage quality control, and chemical research. As a result, users benefit from fast, accurate, and portable TDS and temperature measurements in any setting.