Tag: difference between

Linear guide rail, also known as line rail, slide rail, linear guide rail, linear slide rail, used for high precision or high-speed linear reciprocating movement occasions, and can bear a certain torque, can achieve high precision linear motion under high load. In this article, we will introduce the differences between linear rail and linear rod in 3 aspects: stiffness and rigidity, accuracy and precision, assembly and alignment.

Gloss meter is an instrument used to measure the gloss on the surface of paint, paper, plastic, furniture, ceramics, enamel, marble, rubber, ink, leather, diamond and various fabric products. Gloss meters with different measurement angles are suitable for different items. Gloss can be divided into 3 general ranges, including low gloss, semi gloss and high gloss.

The concept of the slurry pump and mud pump is very close, many people do not know what the difference is. Although both mud pump and slurry pump are impurity pumps, if you fully understand these two types of pumps, you can clearly distinguish them from the application and the characteristics of the conveying medium. In this article, we will introduce the differences between mud pump and slurry pump from 4 aspects.

Oscilloscopes is an important test tool in electronic engineering. Especially when we measure a repetitive waveform or high frequency signal, it has a great effect. However, beginners will have a question: analog oscilloscope or digital oscilloscope, which one is better? However, in most cases, you will find that digital oscilloscopes are more expensive than analog oscilloscopes. In this article, we mainly introduce the differences between analog and digital oscilloscope.

Visible spectrophotometer can perform quantitative measurement, DNA/protein test, total phosphorus and nitrogen test, heavy metal test, pesticide residue test, food safety test, thermal power generation metal ion test, etc. Widely used in food, medicine, electricity, biology Research, teaching and scientific research, chemistry and chemical industry, quality supervision, water quality and environmental protection and commodity inspection and other major fields.

In the world of air handling equipment, it's easy to get lost in translation. So are dehumidifiers and air purifiers the same thing? Whether you have allergies or just want to improve the air quality in your home, these devices are worth checking out. But if you don't know which is best for you, we can walk you through the differences between the two. Here is what you need to know about dehumidifier and air purifier.

Laser sensors are sensors that use laser technology to measure. It consists of a laser, a laser detector and a measuring circuit. A photoelectric sensor is a device that converts optical signals into electrical signals. Its working principle is based on the photoelectric effect. The photoelectric effect refers to the phenomenon of the corresponding electrical effect occurring when the electrons of the material absorb the energy of photons when light is irradiated on certain substances.

The plug valve is a rotary valve in the shape of a closing member or a plunger. By rotating 90°, the channel port on the valve plug is the same as or separated from the channel port on the valve body, so as to realize the opening or closing of a valve. The shape of the plug of the plug valve can be cylindrical or conical. In cylindrical plugs, the passages are generally rectangular. In conical plugs, the passages are trapezoidal.

Optical fiber sensor is an amplifier-separated photoelectric sensor. There are also through-beam type, retro-reflection type and diffuse reflection type in optical fiber sensor. The function of fiber optic sensors is somewhat similar to that of photoelectric sensors, which can detect the presence of objects from a long distance. The difference is that the size of the optical fiber sensor is smaller than that of the photoelectric sensor, and the spot diameter is much smaller than that of the photoelectric sensor.

Sewage pump and sump pump are two types of pumps used in residential and other structures. These two pumps are usually located in the basement of a building and are used as an indoor septic system. Both have a storage tank pump assembly. In sewage pumps, they have an additional alarm. When garbage accumulation reaches a certain level, the alarm is activated. Then, after the waste is ground, it is sent to the sewer system. In this article, we will introduce the differences between sewage pump ans sump pump.

Most of the actuators used in industrial control applications today are pneumatic valve actuators, because the air source is used as power, which is more economical than electric and hydraulic, and the structure is simple, easy to master and maintain. From the point of view of maintenance, pneumatic actuators are easier to operate and calibrate than other types of actuators, and they can also be easily interchanged on the spot. Ideal for flammable and explosive environments when using positioners.

Colors surround us all the time and affect our emotions, behaviors and beliefs in conscious or unconscious ways. Colors can set emotions, warn us of danger, give us important information, and even bring us joy. Despite its ubiquity, description of color remains elusive, in part because different people perceive color differently. Two of the most advanced types of color measurement instruments are colorimeters and spectrophotometers, both of which use sophisticated technology to precisely quantify and define color. In this article, we will introduce the differences between colorimeter and spectrophotometer.

A relay is an electrical control device, which is an electrical appliance that makes a predetermined step change of the controlled quantity in the electrical output circuit when the change of the input quantity meets the specified requirements. It has the interactive relationship between the control system and the controlled system. Usually used in automatic control circuits, a relay is actually an automatic switch that uses a small current to control the operation of a large current. Therefore, it plays the role of automatic adjustment, safety protection, and conversion circuit in the circuit.

A solid state relay is an all-electronic circuit combination component that relies on the electromagnetic and optical properties of semiconductor devices and electronic components to complete its isolation and relay switching functions. Compared with the traditional electromagnetic relay, the solid state relay is a relay without machinery and no moving parts, but has essentially the same function as the electromagnetic relay.

Float switch: When the float liquid level switch floats according to the rise and fall of the float ball with the rise and fall of the liquid level, the magnet in the float ball attracts the contacts of the reed switch to generate the action of opening and closing, and then gives the on-off signal. Capacitive level sensor: The capacitive liquid level sensor determines whether there is liquid by detecting the conductivity or insulation rate of the medium. It can be simply understood as judging whether there is water or no water according to the change of the detected capacitance value, and outputting high and low level signals (0 and 1 digital signals).

Debris on warehouse or factory floors is inevitable in many industries. Falling metal such as nails, screws and filings must be continuously removed to keep employees safe, protect valuable equipment, reduce downtime due to flat tires, and maintain product standards. Magnetic sweepers are an excellent alternative to conventional sweepers that can remove metal debris in a fraction of the time, greatly reducing manpower. This allows for more efficient use of employee skills and abilities while maintaining a safe environment. Simple to use and easy to clean, magnetic sweepers are an obvious choice when it comes to keeping your industrial space safe from unsafe debris.

Both styles have their own advantages and disadvantages. While today's diaphragm pumps are more complex than they were a few years ago, with better valves, diaphragms, drive mechanisms, etc, they still require a basic understanding of a successful procedure. On the other hand, peristaltic pumps are simpler to use initially and require less experience to operate under adverse conditions. In this article, we will compare diaphragm pump and peristaltic pump.

Industrial endoscope is currently widely used in the field of industrial manufacturing and maintenance of a nondestructive testing equipment, it extends the visual distance of the human eye, breaking through the blind Angle of human eye observation, can accurately and clearly observe the internal machine equipment or parts of the inner surface of the situation. Such as wear damage, surface cracks and abnormal attachments, etc., avoid unnecessary equipment decomposition, disassembly and possible parts damage in the inspection process, with easy operation, high inspection efficiency, objective and accurate results, is a powerful tool for production process control and quality control.

Compared with general-purpose reducers, precision reducers for industrial robots require short drive chains, small size, high power, light mass and easy control. A large number of reducers used in articulated robots are mainly RV reducers and harmonic drive gearboxes.

Nowadays, with the development of economy and society and the improvement of science and technology level, electrolytic capacitors and tantalum capacitors have become more and more popular in the daily life of ordinary people, and they are inside the lamps. But at the same time, many people do not understand the difference between them, and even confuse them. So, let's take a look at the difference between tantalum capacitors and electrolytic capacitors today.