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AT.200 Automatic Acidity Tester

The AT.200 Acid Automatic Tester is a specialized laboratory instrument designed for accurate measurement of acidity in transformer oils.

It is compact, lightweight, and environmentally friendly, featuring high precision, simple operation, and a fully automated testing process.

Equipped with a high-performance microprocessor and HDD technology, the AT.200 performs automatic sampling, cup rotation, titration, and test result printing, while minimizing operator exposure to chemical reagents.

Technical Specifications

  • Measuring Range (Linear): 0.001 ~ 0.400 mgKOH/g

  • Correlation Coefficient: 0.999 ~ 0.9998

  • Return-to-Charge Rate: 98% ~ 103%

  • Minimum Resolution: 0.001 mgKOH/g

  • Repeatability (RSD): 2% ~ 5%

  • Measurement Accuracy:

    • Acid value 0.001 ~ 0.100 mgKOH/g: ±0.003 mgKOH/g

    • Acid value 0.100 ~ 0.400 mgKOH/g: within 2% ~ 5%

  • Display: Large color LCD touch screen

  • Dimensions: 430 × 370 × 190 mm (L × W × H)

  • Net Weight: ~9 kg

  • Power Supply: AC 220V ±5%, 50Hz ±5%

Standard Accessories

  • Power supply wire (1)

  • Sample cups (3)

  • Stirrers (2)

  • Syringe needles (2)

  • Perfusion tube for neutralized liquid (2)

  • Perfusion tube for extract liquid (1)

  • Neutralized liquid (100 ml)

  • Extract liquid (500 ml)

  • Aspirator bottle with lid (1)

  • Thermal printing paper (1 roll)

  • User manual (1)

  • Certificate of quality (1)

  • Packing list (1)

Optional Features

USB data storage and download (up to 260 groups)

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