ST-271 Water and Soil Analysis Kit

ST-271 Water and Soil Analysis Kit

Model: ST-271

Parameters Measured:

1. pH
2. Temperature
3. Dissolved Oxygen (D.O.)
4. Total Dissolved Solids (TDS)
5. Conductivity
6. Oxidation-Reduction Potential (ORP)

Technical Specifications:

• Display:

  • Type: 3 ½ digit LCD Display

• Measurement Ranges:

  • pH: 0 to 14 pH
  • Conductivity: 0 to 20 µS/cm, 0 to 200 µS/cm
  • Temperature: 0 to 100°C
  • TDS: 0 to 20 ppm, 0 to 200 ppm
  • ORP (MV): 0 to ±1999 mV

• Resolution:

  • pH: 0.01 pH
  • Conductivity: 0.1 µS/cm
  • Temperature: 0.1°C
  • TDS: 0.1 ppm
  • ORP: 1 mV

• Accuracy:

  • pH: ±0.01 pH ± 1 digit
  • Conductivity: ±5% FS ± 1 digit
  • Temperature: ±0.1°C ± 1 digit
  • TDS: ±5% FSD ± 1 digit
  • ORP: ±1 mV

• Temperature Compensation:

  • pH, Conductivity, TDS: 0-100°C (for conductivity and TDS, temperature compensation is typically automatic)
  • ORP: 0-100°C

• Cell Constant:

  • Conductivity: Pre-Adjustable
  • TDS: Pre-Adjustable

• MV Calibration:

  • ORP: Manual calibration

• Power Supply:

  • Option 1: 6 dry cells of 1.5V each
  • Option 2: 230 ± 10%, 50 Hz AC

Accessories Included:

1. pH Electrode: For measuring pH levels.
2. Standard Solutions: 7.0 pH & 4.0 pH for calibration.
3. ORP Electrode: Available on demand for ORP measurements.
4. Temperature Probe: For accurate temperature readings.
5. Conductivity & TDS Cell: For measuring conductivity and TDS.
6. Instruction Manual: Provides detailed usage instructions.

Summary

The ST-271 Water & Soil Analysis Kit is a versatile instrument designed to measure six critical parameters in water and soil samples. With its wide measurement ranges, high accuracy, and various included accessories, this kit is ideal for comprehensive environmental analysis. The 3 ½ digit LCD display ensures clear readings, while the adjustable cell constants and manual calibration options provide flexibility and precision. Whether you are conducting routine monitoring or detailed analysis, the ST-271 offers reliable performance across multiple parameters.