GV20A Karl Fischer Coulometric Trace Moisture Titrator is a high-performance intelligent instrument for trace moisture detection, boasting a user-friendly human induction touch screen with bilingual Chinese and English interfaces and a vivid large color display for intuitive and easy operation.
The Karl Fischer Coulometric Titrator features full automation of the sample testing process, which can be completed quickly with excellent repeatability, and the hermetically sealed titration cell ensures safe operation while avoiding environmental interference.
Equipped with a high-performance industrial control system and advanced processor, it abandons traditional single-chip microcomputers for intelligent and modernized control. The instrument supports multi-functional data management with large-capacity result storage, automatic calculation and printing.
Adopting innovative detection and electrolysis technologies, The Karl Fischer Coulometric Titrator achieves high sensitivity for low-content sample microanalysis, and supports flexible unit switching and parameter adjustment. It complies with a wealth of national standards, suitable for moisture detection in various industries with high accuracy and reliability.
Characteristic:
1. Adopted the original import 7.0 inches 800 * 480 pixels true color TFT-LCD large screen color display, keyboard using the human body induction touch screen, Chinese or English interface, software interface display intuitive and easy, rich in content, convenient operation content, Chinese characters, flexible, with high detection threshold, simple operation, test speed, good repeatability, etc.
2. The karl fischer titrator has the function of storing, printing and calculating the test results; The sample determination process is automatically controlled by the instrument, Stir, determination in about 60 seconds of automatic complete, Direct display of the measurement results; Fully sealed titration tank, Avoid reagent contact with people, Also avoid the impact of environmental humidity; Instrument Chinese or English LCD display, And has the automatic calculation and printing functions, Can print out the percentage content, sample number, tester, experiment date and other contents;
The accuracy of the instrument is:
① when the water content is less than 10 micrograms of water, The measurement value error is less than 2 ug of water;
② The water content is at 10 – 1000 micrograms of water, Measurement error of 2 ug water;
③ With a water content above 1,000 micrograms, The measurement value error is 0.2% (excluding the injection error);
3. The core host adopts TI AM3354 processor, Cortex-A8 kernel and 1GHz main frequency; the operating system adopts Windows Embedded Compact 7 real-time industrial control system. Abandon the single-chip microcomputer, truly realized the modernization of instrument control, so that the instrument into a new era of intelligence.
Main Features:
1. Microanalysis of low-content samples with high sensitivity.
2. Can store 20,000 experimental results; the unique alternating balance isolation detection technology is adopted to make the balance detection more rapid, accurate and stable; the electrolytic circuit adopts advanced PWM pulse broadening technology, which greatly reduces the power consumption of the whole machine.
3. Friendly man-machine dialogue, with human-computer interactive interface with touch screen mode.
4. Display the clock (year, month, day, time, minute, second), and keep the power off.
5. Printer: embedded thermal printer, Chinese or English character output; print quieter, fast and
clear.
6. Use program control to directly input numbers from the interface to adjust the mixing speed.
7. Multiple formula selection, automatic replacement of display units (ug, mg/L, ppm,%) ，can be
remembered.
● Technical Parameter:
1. Display mode: 7.0-inch LCD color large screen touch display; LCD display water content, electrolytic current, measurement potential;
2. Measurement range: 0.0001% (1ppm) to 100%;
3. Electrolytic current: maximum 400 mA (automatic control);
4. Sensitivity threshold: 0.01 ug H2O
5. Accuracy: ± 2μg for 5 μ g-1mg and 0.2% for over 1mg (excluding injection error)
6. Test results: automatic printing
7. Power: less than 60W
8. Usage environment: temperature: 5℃ -40℃
9. Humidity: <85%
10. Overall Size: 385*290*280 (mm) power supply: AC220V± 10% 50Hz ± 5%
11. Weight: about 8kg
Application：
The GV20A Karl Fischer Coulometric Trace Moisture Titrator is a professional and high-precision trace moisture detection instrument based on the Karl Fischer coulometric method, and its excellent performance and compliance with a wealth of national standards make it widely applicable to moisture content determination in numerous industries and fields where trace moisture control is critical. It can accurately detect moisture in samples of various states including liquid, solid and gas, providing reliable and authoritative data support for product quality control, production process optimization and safe equipment operation in all walks of life.
In the petroleum and petrochemical industry, The karl fischer titrator is an essential testing tool for moisture detection of various petroleum products and chemical raw materials, such as transformer oil in operation, lightweight petroleum products, crude oil, industrial ethylene, propylene and alkanes. It is also applicable to the moisture determination of chemical reagents, industrial butadiene, industrial acetate esters and fluoromethane for industrial use, effectively ensuring the purity and performance stability of petroleum and chemical products and avoiding quality problems caused by excessive moisture.
In the electric power industry, the instrument is mainly used for moisture detection of insulating oil and transformer oil, which is of great significance for maintaining the insulation performance of electrical equipment, preventing equipment breakdown and ensuring the safe and stable operation of power systems.
In the pharmaceutical industry, it fully meets the technical requirements of the National Pharmacopoeia for the determination of moisture content in drugs, and is suitable for moisture detection of pesticide emulsifiers, various pesticides, pharmaceutical raw materials and pharmaceutical excipients. Accurate moisture control is conducive to ensuring the efficacy, stability and shelf life of pharmaceutical products, complying with pharmaceutical production quality management norms.
In the energy industry, it is widely used for moisture determination of fuel ethanol, vehicle ethanol gasoline and coking products, and can also detect trace moisture in new energy materials such as lithium battery electrolyte, laying a solid foundation for the quality control of energy products and the safe production of new energy industries.
In the daily chemical and surfactant industry, The karl fischer titrator is applicable to the moisture content determination of various surfactants, ensuring the quality and use effect of daily chemical products. In addition, it can be used for moisture detection of industrial 1,1,2-tetrafluoroethane (HFC-134a) and other fluorine-containing chemicals, as well as various chemical additives and additive lubricating oils, meeting the diverse moisture testing needs of fine chemical production.
Beyond the above core industries, the GV20A is also a standard laboratory instrument in research institutions, quality inspection departments and third-party testing institutions. It is used for the trace moisture detection of various research samples and tested products, providing accurate and standardized test data for scientific research and quality supervision, and its high accuracy, good repeatability and automatic operation characteristics greatly improve the efficiency and standardization of laboratory testing work.
The product meets the following standards
1. GB / T7600 Measurement of Transformer Oil in Operation (Coulomb Method)
2. GB6283 Determination of Moisture Content in Chemical Products (General Method)
3, SH / T02346 Measurement of Water Content in Lightweight Petroleum Products (Electricity Method)
4. SH / T0255 Water Measurement of additive and additive lubricating oil (electric quantity method)
5. GB / T11133 Method for Determination of Water Content in Liquid Petroleum Products (Karl Fisher Method)
6. GB / T7380 Determination of Surfactant Water Content (Karl Fisher method)
7. GB10670 Determination of Trace Moisture in Fluoromethane for Industrial Use
8. GB / T606 General Method for moisture determination of chemical reagents
9. GB / T8350 Densexual Fuel Ethanol
10. GB / T8351 Ethanol gasoline for vehicles
11. GB / T3776.1 Water Measurement Method of Pesticide Emulsifier
12. GB / T6023 Determination of Trace Moisture in Industrial Butadiene The Karl Ferticher-coulomb Method
13, GB / T3727 Determination of trace water in industrial ethylene and propylene
14, Determination of trace moisture in industrial alkanes GB / T7376
15. GB / T18619.1 Determination of water content in natural gas by the Karl Fisher-coulomb method
16. GB / T512 Grease Moisture Measurement Method
17. GB / T1600-Method for Water determination of Pesticides
18. GB / T11146 Crude Oil Water Measurement Method (Karl Fisher Culomb Method)
19. GB / T12717 Test Methods for Industrial acetate esters
20. GB / T5074 Water content determination method of coking products
21, GB / T18826 Industrial use 1,1,2-tetrafluoroethane (HFC-134a)
22. Compliance with the technical requirements of the national Pharmacopoeia on the determination of moisture content in drugs
23, GB / T260 standard petroleum product moisture determination method
