Product Overview

The A1111 Automatic Density Tester is a high-precision laboratory instrument designed for measuring the density of various liquids based on the dual U-tube oscillation method.

Compared with traditional glass hydrometer measurement methods, the A1111 digital density tester provides higher accuracy, faster testing speed, and more economical operation. It is widely used for liquid density analysis in industries such as chemical, pharmaceutical, petroleum, food & beverage processing, quality inspection, and scientific research laboratories.

The instrument can automatically measure liquid density and temperature, reducing manual operation errors and improving testing efficiency.

Technical Specifications

Parameter	Specification
Product Name	Automatic Density Tester
Model	A1111
Measurement Method	Dual U-Tube Oscillation Method
Measuring Range	0–1999.9 kg/m³
Measurement Accuracy	±0.5 kg/m³ (±0.0005 g/cm³)
Temperature Control Accuracy	20°C ±0.1°C
Sample Volume	2 ml/test
Data Storage	80 groups
Operating Temperature	5°C–45°C
Relative Humidity	≤85% RH
Power Supply	220V ±10%, 50Hz ±10%
Dimensions	265mm × 210mm × 205mm
Net Weight	3.4 kg

Key Features of A1111 Automatic Density Tester

1. Dual U-Tube Oscillation Measurement Technology

The A1111 density meter adopts advanced dual U-tube oscillation technology, which determines liquid density through frequency changes caused by liquid oscillation inside the measuring tube.

This method provides:

• High measurement accuracy
• Fast testing speed
• Low sample consumption
• Stable and repeatable results

2. High Precision Temperature Control

The instrument uses a dual constant temperature control system to maintain stable measuring conditions.

Temperature control accuracy:

20°C ± 0.1°C

Stable temperature conditions ensure reliable density measurement results and reduce environmental influence.

3. Direct Digital Display of Density and Temperature

The A1111 automatic density tester provides real-time display of:

• Liquid density value
• Temperature value
• Test results

The digital display makes operation simple and allows operators to quickly obtain measurement data.

4. Automatic Sampling Function

The automatic sampling system improves testing efficiency and reduces labor requirements.

Advantages:

• Simple operation
• Reduced manual errors
• Lower sample waste
• Improved laboratory productivity

5. Corrosion Resistant Measuring System

All liquid-contact components are manufactured with imported acid-resistant tubing materials.

Benefits:

• Excellent chemical resistance
• Suitable for various liquid samples
• Long service life
• Reliable measurement performance

6. Low Sample Consumption

The A1111 density tester requires only:

2 ml sample volume per test

This helps reduce sample consumption and operating costs, especially for expensive laboratory samples.

7. Automatic Calibration Function

The instrument supports automatic calibration.

When the equipment is unused for a long period and measurement deviation occurs, pure water can be used as a standard calibration liquid to restore measurement accuracy.

Applicable Standard

The A1111 Automatic Density Tester complies with:

SH/T 0604

It is suitable for laboratory density testing applications requiring accurate and repeatable measurement results.

Applications

The A1111 digital liquid density meter is widely used in:

Chemical Industry

Density testing of chemical liquids, solvents, and industrial materials.

Pharmaceutical Industry

Quality control and laboratory analysis of pharmaceutical liquids.

Petroleum Industry

Density measurement of petroleum products and related fluids.

Food & Beverage Industry

Testing liquid density during production and quality inspection.

Quality Inspection Laboratories

Used for quantitative packaging inspection and measurement verification.

Universities and Research Institutes

Ideal laboratory equipment for scientific research and teaching applications.

Why Choose A1111 Automatic Density Tester?

Advantage	Benefit
High Accuracy Measurement	Reliable density test results
Digital Operation	Easy and efficient laboratory operation
Dual U-Tube Technology	Faster and more precise measurement
Low Sample Consumption	Saves testing materials
Automatic Calibration	Maintains long-term accuracy
Compact Design	Saves laboratory space
Wide Application Range	Suitable for multiple industries

A1111 Automatic Density Tester vs Traditional Glass Hydrometer

Feature	A1111 Automatic Density Tester	Glass Hydrometer
Measurement Method	Digital oscillation technology	Manual reading
Accuracy	High precision	Lower accuracy
Operation	Automatic	Manual
Sample Volume	2 ml	Larger volume
Data Recording	Digital storage	Manual recording
Testing Speed	Fast	Slow

Frequently Asked Questions

What is an automatic density tester?

An automatic density tester is a laboratory instrument used to measure liquid density automatically through advanced digital measurement technology. The A1111 uses the dual U-tube oscillation method for accurate density analysis.

What liquids can be tested by the A1111 density tester?

The A1111 can measure various liquid samples, including:

• Chemical liquids
• Pharmaceutical solutions
• Petroleum products
• Food and beverage liquids
• Laboratory research samples

How accurate is the A1111 automatic density tester?

The measurement accuracy is:

±0.5 kg/m³ (±0.0005 g/cm³)

with temperature control accuracy of:

20°C ±0.1°C

How much sample is required for one test?

The required sample volume is only:

2 ml per measurement

which helps reduce testing costs.

Does the A1111 support calibration?

Yes. The instrument provides automatic calibration functions. Pure water can be used as a calibration standard when required.

What standard does the A1111 comply with?

The A1111 Automatic Density Tester complies with:

SH/T 0604 Standard