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Fully automatic beverage carbon dioxide gas capacity analyzer GVA-700
GVA-700 is an analyzer that can automatically measure the carbon dioxide content, container pressure, air volume, and oxygen concentration in beverage
Product details


Fully automatic beverage carbon dioxide gas capacity analyzer GVA-700

The GVA-700 is suitable for quality management of filling beverages in containers, and the carbon dioxide gas capacity is an important quality characteristic indicator of carbonated beverages. The GVA-700 can be a fully automatic analyzer for measuring the carbon dioxide content in beverages, pressure in containers, air volume, and oxygen concentration. Simply place the beverage container on the sample holder, and the device can automatically puncture the container, exhaust, and continuously shake up and down for measurement.
This instrument can measure the gas equilibrium pressure and sample temperature generated after continuous shaking of the sample container, and calculate and process them through a microcomputer processor. The calculated results of gas content/pressure are displayed on the LCD screen.
After absorbing the carbon dioxide contained in the gas in the sample using an alkaline aqueous solution, the residual gas amount and oxygen concentration value are measured. The gas content value of the sample is calculated by a microcomputer processor and displayed on the LCD screen.

GB/T 10792-2008 Carbonated Beverages (Soda)
Carbon dioxide gas capacity: Pressure reducer method: Pierce the bottle cap (or can cap) of a carbonated beverage sample bottle (can) with the needle on the pressure reducer, open the air valve to exhaust, and immediately close the air release valve after the pressure gauge pointer returns. Shake the sample bottle (or can) vigorously back and forth for about 40 seconds, and after the pressure stabilizes, record the megapascal number (to two decimal places). Rotate the open air valve, then open the bottle cap (or can cap) and measure the temperature of the liquid inside the container with a thermometer.
Based on the measured pressure and temperature, the carbon dioxide gas absorption coefficient is used to obtain the volume multiple of the carbon dioxide gas capacity.

GB/T 4928-2008 Beer Analysis Method
Carbon dioxide: Pressure method: According to Henry's law, the total pressure, bottleneck air volume, and bottleneck air volume of the sample are measured using a carbon dioxide pressure gauge at 25 ° C, and then the carbon dioxide content in the beer is calculated.

Fully automatic beverage carbon dioxide gas capacity analyzerGVA-700main features:

1. The fully automatic measuring device is very easy to operate and has no human error.
2. Reduce the workload of quality control, eliminate the need for manual bottle shaking, and lower the risk.
3. Placing the maintenance part in front of the instrument can improve work efficiency.
Compared to the old model GVA-500, it has a smaller footprint and saves space.
5. The host can edit 20 sets of measurement methods and store 100 sets of measurement results.
6. The measurement method and results can be stored on a USB flash drive, and the data can be transferred to a computer.

Fully automatic beverage carbon dioxide gas capacity analyzerGVA-700technical parameter:

Measurement project

1) Carbonated beverage carbon dioxide gas capacity/container pressure

2) Carbonated beverage carbon dioxide gas capacity/container pressure, air content, and oxygen concentration

3) Pressure inside non carbonated beverage containers

Measurement range

pressure

temperature

Residual gas quantity

Oxygen concentration

55-10cmHg and 9.8kPa-0.490MPa (0.1-5.0kgf/cm2G)

0~50°C

0-30mL (residual gas after absorption of alkaline aqueous solution)

0-21% (if the residual gas volume is below 8mL, oxygen concentration cannot be measured)

Measurement accuracy

pressure

temperature

Residual gas quantity

Oxygen concentration

±0.001MPa(±0.01kgf/cm2G)

±0.05°C

± 2% (when 5mL or more or 30mL or less)

± 0.1mL (when 0mL or more or 5mL or less)

±0.2%

calibration

Gas Capacity Measurement Unit

Air content measurement unit

Oxygen concentration measurement unit

Zero point of pressure sensor: calibrate pressure gauge 0.000MPa (0.00kgf/cm2)

Pressure sensor span: Positive pressure gauge 0.490MPa (5.00kgf/cm2)

Temperature sensor: standard thermometer, water

Zero point of pressure sensor: calibrate pressure gauge 0.000MPa (0.00kgf/cm2)

Pressure sensor span: calibrated pressure gauge 0.098MPa (1.00kgf/cm2)

Oxygen sensor: automatically calibrated during pre-processing (can be manually calibrated)

Temperature sensor: room temperature

Measurement time

Only when measuring gas capacity/container pressure: one sample takes about 90 seconds

When measuring gas capacity, air content, and oxygen concentration: one sample takes about 6-16 minutes

Sample container

PET plastic bottle: 2.0L or smaller (190mL can, various PET plastic bottles)

Capacity: 110(φ)×320(H)mm

display

16 words x 1 line, LCD display screen (with background light source)

calculation

Gas capacity

Air content

The gas capacity/container pressure is determined by the equilibrium pressure inside the sample container and the temperature of the sample,

Calculate carbon dioxide gas capacity

After absorbing carbon dioxide in alkaline aqueous solution,

Calculate the air content

Data storage

RS-232S

USB

External printer or computer

Method input, data storage

Usage environment

Temperature: 5~35°C

Humidity: below 85% RH

Power Supply

Voltage: AC100V~240V ± 10%

Frequency: 50/60Hz±1Hz

Power consumption

20W

size

495(W)×555(D)×570(H)mm

weight

About 38kg

Supply air pressure

Required air pressure: 0.490~0.686MPa(5~7kgf/cm2G)

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