We accurately grasp and explore the real needs of customers and provide targeted winding resistance test set, transformer winding resistance testing equipment, Handheld TTR tester solutions. We establish the concept of customer-centeredness and take meeting the needs of customers as the premise of our business existence. All employees of our company uphold the core values of "innovation, integrity, diligence, pragmatism, unity and persistence". We strictly check from incoming material inspection to factory inspection, and have strict inspection standards to ensure that each product is qualified.
1. Introduction & Application
FUOOTECH's FT-ZLA Mineral Transformer Oil Surface Tension Tester is designed and made as per national standard of People's Republic of China GB/T6541 and ASTM D971 Standard Test Method for Interfacial Tension of Oil against Water by the Ring Method.
This Transformer Oil Interfacial Tension Testing Equipment is used to determine the interfacial tension between mineral oils and water under non-equilibrium condition (Liquid-Liquid interface).
It can also be used to determine interfacial tension of various liquids (Liquid-Gas interface).
2. Working Principle
Platinum ring method is a traditional testing method, which takes about 70 years. It is made of platinum wire with a diameter of 0.37mm to make a ring with circumference of 60mm. In the test, the platinum ring is dipped into the liquid surface (or interface two kinds of non-mixing liquid) 2-3mm, and then slowly put the platinum ring up, and there will form a film between the ring and the liquid surface. The film has a pull down force on the platinum ring, measuring the maximum force exerted on the ring in the lifting process of the entire platinum ring, and then converting it into a true surface (interface) tension value.
FT-ZLA automatic interface tension tester is based on the principle of platinum ring method to achieve accurate measurement of liquid surface tension, and integrates many advanced technologies, widely used in chemical industry, petroleum, electric power, railway, research, lab, etc.
3. Technical Parameters
Display |
Large-Touch-Screen color LCD Display, English Version |
Testing Method |
Platinum Ring method (GB 6541) |
Measurement range |
2-200 mN/m |
Sensitivity |
0.1 mN/m |
Accuracy |
0.1 mN/m |
Resolution |
0.1 mN/m |
Repeatability |
0.3% |
Power Supply |
AC220V ±10%, 50Hz ±10% |
Power Consumption |
20 W |
Ambient temperature |
10~45℃ (25℃ is the best) |
Ambient humidity |
≤80% RH |
Overall dimensions |
185×260×360(mm) |
Weight |
10kg |
4. Functions & Features
1). Adopting high-speed CPU and high-precision AD, unique hardware circuit design, high reliability and high measurement accuracy, 500 experimental data can be stored at the same time;
2). 5-inch industrial color touch screen;
3). Full English operation interface, intuitive display;
4). Unique weight calibration, only need to calibrate 2 points;
5). Pure water calibration has loose water quality requirements;
6). The measurement is accurate and repeatable;
7). Built-in printer to print test results;
8). Equipped with a USB interface, which can be connected to a computer to upload test data;
5. Stocks at office
6. Packing, Delivery, Shipping and Payment
7. Certificates
8. Accessories
Tester |
1 Set |
Sample Cup |
2 Pcs |
Weight |
1 Set |
Platinum ring |
1 Pcs |
Pendant |
1 Set |
Power Cable |
1 Pcs |
Instruction Manual |
1 Set |
Certificate of Manufacturer |
1 Pcs |
Based on the general trend of international industrial changes, our company provides customers with mature ISO14090 Insulating Oil Automatic Interfacial Tension Tester and a complete set of customized solutions according to changes in market application scenarios. We take the lead in building a modern industrial system with innovation and vigorously implement the capital strategy of science and technology talents. We take the specialized technology as the foundation, diligently our company's enhancement competitive ability, in this profession does not seek biggest, but seeks best, strongest.
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