Digital MultiMeter Tester

A digital multimeter converts analog signals into digital values for display via an analog-to-digital converter. It is used to measure electrical parameters such as voltage, current, and resistance, and is widely applied in equipment maintenance and circuit debugging.
Selection
When selecting a digital multimeter, considerations should include the measurement range, accuracy class, safety certifications, and functional requirements, such as auto-ranging or manual switching, to ensure it meets the specific usage environment and measurement object requirements.
Display
Range Mode
Form Factor
Special Function

Terms

Standards

Instruments

Using microcomputer intelligent PID digital display temperature control, temperature control accuracy +/- 1 ℃, equipped with hot air circulation system to ensure uniform temperature, indoor shelf height and quantity adjustable, easy access to different specifications of samples.

$ 288.00

Quadruple Synchronous Stir Design, Temperature range RT +~ 100 ℃, using digital electronic temperature control technology, heating power 150W * 2, stirring speed 0~ 2000rpm, DC motor running without noise vibration.

$ 243.00

Using digital temperature control technology, Temperature range RT +~ 100 ℃, Tank size 300 * 300mm, combined design operation is more convenient, suitable for long-term stable operation.

$ 277.00

Adopting 25 * 25mm square design, the center digital display window shows white characters on a black background after overheating, the frame has regression directional reflection technology, can be identified from a distance in low light environment, waterproof and stain-resistant and with anti-fouling protective film.

$ 89.00

Six-station synchronous operation, Max. stirring Capacity 1000mL × 6, Speed range 50~ 1700rpm, LED digital tube real-time display Rotation speed paraMeters, support Continuous Operating Mode.

$ 517.00

Using refraction principle design, LCD large-screen liquid crystal digital display, quick display results within 3 seconds, automatic temperature compensation function, more than 10,000 times of use, with automatic shutdown and power alarm function.

$ 251.00

Equipped with a digital ruler to collect displacement data, the resolution is up to 0.01mm, the maximum measurement load is 500N, the base has a mobile platform for easy installation of fixtures, and the side handwheel is easy to load and operate.

$ 357.00

Temperature range RT + 5~ 100 ℃, temperature resolution 1 ℃, stainless steel liner corrosion resistance, digital display temperature control is accurate and reliable, suitable for thermostatic auxiliary heating.

$ 259.00

Temperature range RT + 5~ 100 ℃, temperature resolution 1 ℃, stainless steel liner corrosion resistance, digital tube display to ensure accurate and reliable temperature control.

$ 238.00

Using digital temperature control, the reading is intuitive and accurate, Temperature range RT +~ 100 ℃, Tank size 300 * 300mm, integrated design and easy operation.

$ 372.00

DC brushless motor drive, torque up to 80mN · M, temperature control accuracy +/- 1 ℃, support table and liquid temperature dual control, electronic timing up to 9999 minutes, with dual digital display and intelligent PID temperature control function.

$ 412.00

Temperature range RT + 5~ 100 ℃, temperature resolution 1 ℃, stainless steel liner corrosion resistance, digital display temperature control is accurate and reliable, Tank volume 15L.

$ 212.00

With temperature and rotational speed dual digital display function, temperature control accuracy of +/- 1 ℃, using PID self-tuning and thyristor control, Max. stirring Capacity 2000mL, heating power 500W, Pottery and porcelain coated panels are resistant to corrosion and high temperature.

$ 667.00

Temperature range RT + 10~ 300 ℃, Temperature Fluctuation +/- 1 ℃, equipped with stainless steel liner and intelligent digital temperature control instrument to ensure temperature Stability and durability.

$ 393.00

Measurement range 0~ 12.7mm, accuracy ≤ 0.02mm, using digital display reading indexing value 0.01mm, simple structure and reliable mass.

$ 477.00

Articles

The Application of Contact Angle Measurement Instruments in the Study of the Relationship Between Ink Printing Wettability and Substrate Surface Tension
This article introduces how a contact angle measuring instrument is used to study the relationship between wettability and substrate surface tension in ink printing. It first explains the principle, assessing the degree of wettability through the size of the contact angle, where an angle less than 90 degrees indicates good wettability.
The friction color fastness tester measures the amount of color transfer under dry and wet abrasion conditions for ink.
This article introduces a method for testing the amount of ink color transfer using a friction colorfastness tester, simulating both dry and wet rubbing conditions. Dry rubbing involves rubbing the ink surface with a dry white cotton cloth, while wet rubbing uses a white cotton cloth moistened with water.
Ultrasonic Thickness Gauge Selection: Technical Considerations for Probe Configuration and Measurement Modes
This article primarily introduces the technical factors to consider when selecting an ultrasonic thickness gauge. In terms of probe configuration, the frequency affects both resolution and penetration depth, while crystal size determines adaptability to curvature and surface conditions. Dual-element probes offer a smaller dead zone compared to single-element probes, and delay-line probes are suitable for thin-wall and high-temperature applications.
Surface Absorbency Tester for Predicting Drying Speed of Printing Ink on Coated Paper
This article explores how the surface absorbency tester predicts the drying speed of ink on coated paper. Traditional methods rely on actual printing tests, which are time-consuming and difficult to quantify.
Difference between Black Panel Temperature and Black Standard Temperature in Light Aging Test Chambers
In the light aging test chamber, black panel temperature and black standard temperature are two distinct temperature indicators. The black panel temperature is measured using a black metal panel sensor, reflecting the immediate heating effect on the material surface under light exposure and is significantly influenced by air convection.
Effect of Rapid Temperature Change Aging Chamber on Thermal Cycling of Composite Materials
This article primarily explores how rapid thermal cycling chambers affect the performance of composite materials during thermal cycling. It explains that thermal cycling can induce internal stresses in composite materials due to differences in the thermal expansion coefficients of their components, potentially leading to microcracks or performance degradation.
Constant temperature and humidity aging chamber for testing plastic yellowing according to GB/T 16422.3.
This article introduces the method of testing plastic yellowing using a constant temperature and humidity aging chamber in accordance with the GB/T 16422.3 standard. Yellowing is an indication of chemical degradation in plastics caused by heat, oxygen, and humidity.
T-bend tester for coatings is used to determine the T-bend grade of metal sheet coatings.
This article introduces how the T-bend tester for paint films is used to evaluate the flexibility and adhesion of coatings on metal sheet surfaces.
Application of Coating Rate Cardboard in the Determination of Coating Rate for Architectural Coatings
Coating rate card paper is a standardized substrate used to determine the spreading rate of architectural coatings. It features a smooth surface and stable parameters, which help minimize the influence of substrate variations and environmental factors associated with traditional methods.
Melt flow index instrument controls the flowability and stability of polypropylene injection molding process.
This article explores how to assess and regulate the stability of polypropylene's flowability in injection molding processes by measuring its melt flow rate. It explains the principles behind characterizing flowability and analyzes the impact of factors such as material batch variations and process parameters on stability.
Shore hardness tester measures the hardness of rubber sealing rings.
This article introduces the method of measuring the hardness of rubber sealing rings using a Shore durometer. The Shore durometer presses a needle into the rubber surface under spring force and converts the indentation depth into a hardness value, commonly using the A scale.
Salt spray test chamber for testing the corrosion resistance of plastic coatings.
The salt spray test chamber accelerates the testing of the corrosion resistance of plastic surface coatings by simulating a salt spray environment containing chloride ions. The test is conducted in accordance with international standards such as ASTM B117 or ISO 9227, and the process includes sample preparation, salt spray exposure, and result evaluation.
Gloss meter measures the surface brightness of packaging film.
This article introduces the principle and method of using a gloss meter to measure the surface glossiness of packaging films. The gloss meter quantifies the specular reflection capability of a surface in gloss units by measuring the ratio of reflected light from the sample to that from a standard plate.
Colorimeter controls batch color difference in plastic and rubber films.
This article primarily discusses how to use a colorimeter to control color differences in the production of plastic and rubber films. It explains the working principle of the colorimeter, which involves converting colors into numerical values represented by L, a, and b values, and then calculating the color difference.
Friction Coefficient Tester Measures the Slip and Openability of Films
This article introduces how to use a coefficient of friction tester to measure the slipperiness and openability of films. Slipperiness refers to the sliding characteristics of the film surface, while openability indicates the ease of separation between film layers. Both are crucial for processing efficiency in industries such as packaging.