Automatic Oleic Acid Tester

Automatic Oleic Acid Tester

HM703 Automatic oleic acid tester is easy to operate, beautiful shape.Instrument adopt fully automatic digital computer control to acid and alkali neutralization reaction of chemical analysis as the basic framework, with the background of the self-developed deduction, and logical decision process of titration end point blank, so the measurement precision and accuracy are ideal.
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Description
Technical Parameters

Products Video

HM703 Automatic Oil Acid Analyzer Operation Video

Product Overview & Application Scenarios

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The HM703 Automatic Oleic Acid Analyzer features user-friendly operation and an aesthetically pleasing design. Employing fully automated digital computer control, the instrument utilizes acid-base neutralization reaction chemistry as its fundamental analytical framework. Combined with proprietary background derivation and blank endpoint determination logic, it achieves both precision and accuracy at an ideal level.

 

Application Areas

1. Energy Industry:

Power plants and substations conduct periodic sampling and testing of insulating oil within operational high-voltage transformers, current transformers, and voltage transformers.

2. Transformer Manufacturing:

Transformer manufacturers perform incoming inspection on newly procured insulating oil. Final inspection of internal insulating oil is required before transformer shipment.

3. Lubricant Industry:

Steel, chemical, and energy sectors conduct periodic testing of lubricants such as turbine oils and hydraulic fluids used in large rotating equipment (e.g., turbines, compressors, pumps).

4. Petrochemical and Refining Industry:

Refineries perform acid value analysis and testing on products including diesel fuel, biodiesel, and base oils.

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Features & Advantages

 

  • Instrument with single chip microcomputer as the core, set light, machine, electricity andchemistry of multidisciplinary technology.
  • Basicentirely replace the manual operation, improvework efficiency, and reduce the labor intensityof operators and minimize the organic solventsand other chemicals to the harm of humanbody.
  • Large screen touch color LCD screen to Chinesecharacters display (full)
  • Fully Automated Operation: The instrument automatically performs precise titration, endpoint detection, result calculation, and display, greatly simplifying procedures and completely eliminating human error from manual titration for more objective and reliable outcomes.
  • High Precision and Accuracy: Utilizes precision metering pumps and electrochemical sensors to accurately control titration volume and determine endpoints. Measurement results exhibit excellent repeatability and high precision.

 Rapid and Efficient: Single test duration typically ranges from 2 to 5 minutes, boosting analytical efficiency by several times.

  • User-Friendly Design: Large LCD display with guided menus ensures simple, intuitive operation. Low training costs facilitate easy adoption.
  • Data Management Capabilities: Built-in data storage allows results transfer to computers or printers via USB or RS232 interfaces, enabling convenient data traceability, archiving, and test report generation.
  • Safety and Reliability: Compact instrument design with a sealed reagent system minimizes toxic reagent volatilization. Improves working environment and enhances operational safety.
  • Enhanced Laboratory Efficiency: Allows personnel to focus on data analysis and result interpretation, achieving greater work value.
  • Ensures Quality Consistency: Provides stable, comparable data for product quality control and fault diagnosis, serving as a powerful tool for standardized management.

 

Technical Specifications

 

Parameter

Specifications

Linear Range

0.001–0.900 mgKOH/g

Correlation Coefficient

0.999–0.9998

Recovery Rate

98%–103%

Resolution

0.001 mgKOH/g

Repeatability (RSD)

≤5%

Accuracy

Acid value between 0.001 ~ 0.100 mgKOH/g is plus or minus 0.003 mgKOH/g;
Acid value in 0. 100 ~ 0.900 mgKOH/g is in value between 2 ~ 5%;

Display

7 - inch touchscreen color LCD (full Chinese/English interface)

Dimensions

420mm (W) × 190mm (H) × 340mm (D)

Net Weight

~9 kg

Repetitive: 2 ~ 5% (RSD)
Work power AC 220 v + / - 10%
Power frequency 50 + 5Hz

 

Parts Composition

 

 Product Composition:

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Figure 1 case appearance

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Figure 2 sample determination of dark room

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Figure 3 extract and neutralization liquid peristaltic pump

 

Maintenance & FAQs

 

Q: What is the HM703 Automatic Acid Value Tester used for?

A: It is used to automatically and accurately measure the acid value (or neutralization value) of petroleum products such as transformer oil and lubricating oil. Acid value is a key indicator for determining whether oil has oxidized and deteriorated.

Q:Why is acid value measurement necessary?

A:Elevated acid value indicates oil oxidation, which corrodes internal metal components and may generate sludge. This impairs heat dissipation and insulation, making acid value a vital predictor of equipment failure.

Q: Is operation complicated?

A: Not at all. Fully automated: Simply inject the oil sample with the syringe, press the start button, and the instrument automatically performs titration, determines the endpoint, and displays the result.

Q:What is the most critical preparation before testing?

A:Ensure the syringe is absolutely dry and clean. This is the most crucial factor affecting result accuracy; any moisture or contamination will cause significant errors.

Q: How long does it take to test one sample?

A: Typically very fast, usually completing a single test in 2-5 minutes, far more efficient than manual titration.

 

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