Products
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（China）YY9870 Automatic Kjeldahl nitrogen analyzer
Summary:
Kjeldahl method is a classical method for nitrogen determination. Kjeldahl method is widely used
to determine nitrogen compounds in soil, food, animal husbandry, agricultural products, feed and
other products. The sample determination by this method requires three processes: sample
digestion, distillation separation and titration analysis
The company is one of the founding units of the national standard of “GB/T 33862-2017 full
(semi-) automatic Kjeldahl nitrogen analyzer”, so the products developed and produced by
Kjeldahl nitrogen analyzer meet the “GB” standard and related international standards.
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（China）YY8900 Automatic Kjeldahl nitrogen analyzer
Summary:
Kjeldahl method is a classical method for nitrogen determination. Kjeldahl method is widely used
to determine nitrogen compounds in soil, food, animal husbandry, agricultural products, feed and
other products. The sample determination by this method requires three processes: sample
digestion, distillation separation and titration analysis
The company is one of the founding units of the national standard of “GB/T 33862-2017 full
(semi-) automatic Kjeldahl nitrogen analyzer”, so the products developed and produced by
Kjeldahl nitrogen analyzer meet the “GB” standard and related international standards
8900 Kjelter nitrogen analyzer is currently the domestic sample placing the largest amount (40),
the highest degree of automation (no need to manually transfer test tubes), the most complete supporting equipment products (optional 40-hole cooking furnace, 40 tube automatic washing
machine), choose the elite company’s series of products to solve the “sample one furnace cooking,
no one to adhere to automatic analysis, The complicated work such as automatic cleaning and
drying of test tubes after analysis saves labor cost and improves work efficiency.
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（China）YY9830A Automatic Kjeldahl Nitrogen Analyzer
Summary:
Kjeldahl method is a classical method for nitrogen determination. Kjeldahl method is widely used
to determine nitrogen compounds in soil, food, animal husbandry, agricultural products, feed and
other products. The sample determination by this method requires three processes: sample
digestion, distillation separation and titration analysis
The company is one of the founding units of the national standard of “GB/T 33862-2017 full
(semi-) automatic Kjeldahl nitrogen analyzer”, so the products developed and produced by
Kjeldahl nitrogen analyzer meet the “GB” standard and related international standards.
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（China）YY 9830 Automatic Kjeldahl Nitrogen Analyzer
II.Product features:
1. Product features:
1) One-click automatic completion: reagent addition, temperature control, cooling water control,
sample distillation separation, data storage display, complete tips
2) The control system uses 7-inch color touch screen, Chinese and English conversion, simple
and easy to operate
3) Automatic analysis, manual analysis dual mode
4)★ Three-level rights management, electronic records, electronic labels, and operation traceability query systems meet relevant certification requirements
5) The system automatically shuts down in 60 minutes without any operation, which is energy-saving, safe and assured
6)★ Input titration volume automatic calculation analysis results and storage, display, query, print,
with some functions of automatic products
7)★ Built-in protein coefficient inquiry table for users to access, query and participate in the system calculation
8) Distillation time is freely set from 10 seconds –9990 seconds
9) Data storage can reach 1 million for users to consult
10) The anti-splash bottle is processed with “polyphenylene sulfide” (PPS) plastic, which can meet
the application of high temperature, strong alkali and strong acid working conditions
11) The steam system is made of 304 stainless steel, safe and reliable
12) The cooler is made of 304 stainless steel, with fast cooling speed and stable analysis data
13) Leakage protection system to ensure the safety of operators
14) Security door and security door alarm system to ensure personal safety
15) The missing protection system of the deboiling tube prevents reagents and steam from hurting people
16) Steam system water shortage alarm, stop to prevent accidents
17) Steam pot overtemperature alarm, stop to prevent accidents
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(China)YY112N Gas Chromatograph(GC)
Technical Features:
1.Standard PC control software, built-in chromatographic workstation, achieve PC side reverse control
and touch screen synchronous bidirectional control.
2. 7-inch color touch screen, carrier/hydrogen/air channel flow (pressure) digital display.
3. Gas shortage alarm protection function; Heating control protection function (when opening the doorof the column box, the motor of the column box fan and the heating system will shut down automatically).
4. Split flow/split ratio can be automatically controlled to save carrier gas.
5. Configure automatic sampler installation and positioning interface to match automatic sampler ofvarious specifications.
6.The multi-core, 32-bit embedded hardware system ensures the reliable operation of the instrument.
7. One-button start function, with 20 groups of sample test mode memory function.
8. Using logarithmic amplifier, detection signal no cut-off value, good peak shape, extensible synchronous external trigger function, can be started by external signals (automatic sampler, thermal analyzer, etc.) atthe same time the host and workstation.
9. It has perfect system self-check function and fault automatic identification function.
10. With 8 external event extension function interface, can be selected with various function control valves,and according to their own set time sequence work.
11. RS232 communication port and LAM network port, and the configuration of data acquisition card. -
（China）YY311-AE3 Water Vapor Permeability Tester (Electrolytic method)
Testing application
Basic application
Films
Water vapor permeability test of various plastic film, plastic composite film, paper-plastic composite film, co-extrusion film, aluminized film, aluminum foil composite film, glass fiber aluminum foil composite film and other membrane materials. Sheets
Water vapor permeability test of PP sheet, PVC sheet, PVDC sheet, metal foil sheet, film sheet, silicon sheet and other sheet materials. Paper, board and composite materials
Water vapor permeability test of cigarette coated paper, paper aluminum – plastic composite sheet and other paper and board. Packaging
Water vapor permeability test of bottles, Coke bottles, peanut oil drums, Tetra Pak packaging, vacuum packaging bags, three-piece cans, cosmetics packaging, toothpaste hose, jelly cups, yogurt cups and other plastic, rubber, paper, paper composite, glass, metal materials of bottles, bags, cans, boxes, barrels. Expanding applicatoin
Package seal
Water vapor permeability test of various vessel caps. LCD
Water vapor permeability test of LCD screen and related films. Solar energy backplane
Water vapor permeability test of solar backplane and related materials. Tubes
Water vapor permeability test of PPR and other tubes. Pharmaceutical blister
Water vapor permeability test of pharmaceutical blisters. Sterile wound protection film, medical plaster patch
Water vapor permeability test of sterile wound protection films and medical plaster patches. Cellpacking
Water vapor permeability test of cellpacking. -
（China）YY310-D3 Oxygen Permeability Tester (Coulometry)
It is suitable for oxygen and water vapor permeability of high barrier materials such as plastic film, aluminum foil plastic film, waterproof material and metal foil. Expandable test bottles, bags and
other containers are available.
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（China）YY ST05A Five Point Heat Seal Gradient Tester
Instrument characteristics
1. Digital display of control system, full automation of equipment
2. Digital P.I.D. temperature control, high temperature control accuracy
3. Selected hot sealing knife material and customized heating pipe, the heat sealing surface temperature is uniform
4. Single cylinder structure, internal pressure balance mechanism
5. High precision pneumatic control components, a full set of international well-known brands
6. Anti-hot design and leakage protection design, safer operation
7. Well-designed heating element, uniform heat dissipation, long service life
8. Automatic and manual two working modes, can achieve efficient operation
9. According to the principle of ergonomics, the operation panel is specially optimized for convenient operation
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（China）YY-ST01B Heat Sealing Tester
Instruments features:
1. Digital display of control system, full automation of equipment
2. Digital P.I.D. temperature control, high temperature control accuracy
3. Selected hot sealing knife material and customized heating pipe, the heat sealing surface temperature is uniform
4. Single cylinder structure, internal pressure balance mechanism
5. High precision pneumatic control components, a full set of international well-known brands
6. Anti-hot design and leakage protection design, safer operation
7. Well-designed heating element, uniform heat dissipation, long service life
8. Automatic and manual two working modes, can achieve efficient operation
9. According to the principle of ergonomics, the operation panel is specially optimized for convenient operation
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（China）YY-ST01A Hot sealing tester
Product features
➢ Built-in high-speed microcomputer chip control, simple and efficient man-machine interaction interface, to provide users with comfortable and smooth operation experience
➢ The design concept of standardization, modularization and serialization can meet the individual
needs of users to the greatest extent
➢ Touch screen operation interface
➢ 8 inch high-definition color LCD screen, real-time display of test data and curves
➢ Imported high speed and high precision sampling chip, effectively ensure the accuracy and real - time testing
➢ Digital P.I.D temperature control technology can not only reach the set temperature quickly, but also effectively avoid temperature fluctuation
➢ Teperature, pressure, time and other test parameters can be directly input on the touch screen ➢ Patented design of thermal head structure, to ensure the temperature uniformity of the entire
thermal cover
➢ Manual and foot test starting mode and scald protection safety design, can effectively ensure the user’s convenience and safety
➢ The upper and lower heat heads can be independently controlled to provide users with more
combinations oftest conditions
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(China)YYP134B Leak Tester
YYP134B Leak tester is suitable for leak test of flexible packaging in food, pharmaceutical,
daily chemical, electronics and other industries. The test can effectively compare and evaluate
the sealing process and sealing performance of flexible packaging, and provide scientific basis
for determining relevant technical indexes. It can also be used to test the sealing performance
of the samples after the drop and pressure test. Compared with the traditional design, the
intelligent test is realized: the preset of multiple test parameters can greatly improve the
detection efficiency; the test mode of increasing pressure can be used to quickly obtain the
sample leakage parameters and observe the creep, fracture and leakage of the sample under
the stepped pressure environment and different holding time. Vacuum attenuation mode is
suitable for automatic sealing detection of high value content packaging in vacuum environment.
Printable parameters and test results (optional for printer).
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（China）YYP114D Double Edged Sample Cutter
Applications
Adhesives, Corrugated, Foils/Metals, Food Testing, Medical, Packaging,
Paper, Paperboard, Plastic Film, Pulp, Tissue, Textiles
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（China）YYS Series Biochemical Incubator
Structure
The biochemical incubator of this series consists of a cabinet, a temperature control device,
a heating refrigeration system, and a circulating air duct. The box chamber is made of mirror
stainless steel, surrounded by circular arc structure, easy to clean. The case shell is sprayed
with high quality steel surface. The box door is equipped with an observation window, which is convenient for observing the state of the test products in the box. The height of the screen can
be adjusted arbitrarily.
The heat insulation property of the polyurethane foam board between the workshop and the box
is good, and the insulation performance is good. The temperature control device mainly consists
of a temperature controller and a temperature sensor. The temperature controller has the functions
of over-temperature protection, timing and power-off protection. The heating and refrigeration system
is composed of heating tube, evaporator, condenser and compressor. Gas circulating air duct, this series of biochemical box circulating air duct design is reasonable, to maximize the temperature uniformity in the box. The biochemical box is equipped with a lighting device to facilitate users to observe objects in the box.
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（China）YY-800C/ CH Constant Temperature&Humidity Chamber
Major dispositions:
1.Temperature range: A: -20°C to 150 °C B: -40 °C to 150 °C C: -70-150°C
2.Humidity range: 10% relative humidity to 98% relative humidity
3.Display instrument: 7-inch TFT color LCD display (RMCS control software)
4.Operation mode: fixed value mode, program mode (preset 100 sets 100 steps 999 cycles)
5.Control mode: BTC balance temperature control mode + DCC (intelligent cooling
control) + DEC (intelligent electrical control) (temperature test equipment)
BTHC balance temperature and humidity control control mode + DCC (intelligent cooling control) + DEC (intelligent electrical control) (temperature and humidity test equipment)
6.Curve recording function: RAM with battery protection can save the equipment
Set value, sampling value and sampling time; the maximum recording time is 350
days (when the sampling period is 1 / min).
7.Software usage environment: the upper computer operating software is
compatible with XP, Win7, Win8, Win10 operating system (user-provided)
8.Communication function: RS-485 interface MODBUS RTU communication
protocol,
9.Ethernet interface TCP / IP communication protocol two option; support
secondary development Provide upper computer operation software, RS-485 interface single device link, Ethernet interface can realize remote communication of multiple devices.
10.Working mode: A / B: mechanical single stage compression refrigeration system C: double stage stack compressor refrigeration mode
11.Observation mode: heated observation window with LED internal lighting
12.Temperature and humidity sensing mode: temperature: Class A PT 100 armoured thermocouple
13.Humidity: Class A type PT 100 armoured thermocouple
14.Dry and wet bulb thermometer (only during humidity controlled tests)
15.Safety protection: fault alarm and cause, processing prompt function, power off protection function, upper and lower limit temperature protection function, calendar timing function (automatic start and automatic stop operation), self-diagnosis function
16.Verification configuration: Access hole with silicone plug (50 mm, 80mm, 100mm left)
Data interface: Ethernet + software, USB data export, 0-40MA signal output
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(China)YYP-MFL-4-10 Muffle Furnace
Structure introduction
The shape of this series of resistance furnaces is cuboid, the shell is made of high-quality cold-rolled steel plate by folding and welding, the studio is made of high-quality high-aluminum refractory materials, and high-quality thermal insulation materials are used between the furnace and the shell as insulation layer. In order to reduce the heat loss of the furnace and improve the uniformity of the temperature in the furnace, a heat baffle made of high-quality refractory material is installed on the inside of the furnace door.
The measurement, indication and adjustment of the temperature in the furnace are completed by the temperature controller. The instrument is equipped with a protection device, which can automatically cut off the power supply when the temperature measuring thermocouple is broken during the heating process to ensure the safety of the electric furnace and the workpiece to be treated.
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（China）YYT 258B Sweating Guarded Hotplate
Instrument use:
It is used to test the thermal resistance and wet resistance of textiles, clothing, bedding, etc., including multi-layer fabric combination.
Meet the standard:
GBT11048, ISO11092 (E), ASTM F1868, GB/T38473 and other standards.
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（China）YYP107B Paper Thickness Tester
Application Range
Paper Thickness Tester is suitable for Various papers under 4mm
Executive Standard
GB451·3
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（China）（China）YYP107A Cardboard Thickness Tester
Application Range:
Cardboard Thickness Tester is used for Various cardboards below 18mm
Executive Standard
GB/T 6547，ISO3034
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（China）YYP114C Circle Sample Cutter
Introduction
YYP114C Circle sample cutter is the sample cutter for the test of all kinds of paper and paperboard. The cutter conforms to the standard of QB/T1671—98.
Characteristics
The instrument simpler and smaller, it can quickly and accurately cut the standard area about 100 square centimeters.
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（China）YYP114B Adjustable Sample Cutter
Product Introduction
YYP114B Adjustable Sample Cutter is dedicated sampling devices
for paper and paperboard physical performance testing.
Product features
Advantages of the product include wide range of sample size 、high
sampling precision and easy operation, etc.