Data Transfer unit is a wireless terminal device specially used to convert serial port data into IP data (or convert IP data into serial port data), and then transmit it through the wireless communication network. DTU has been widely used in electric power, environmental protection, LED information release, logistics, hydrology, meteorology and other industries. Although the applied industries are different, the applied principles are the same. Most of the DTUs are connected to industrial equipment, such as PLC, single-chip microcomputer and other automation products, and then establish a wireless communication connection with the background. With the increasing development of the Internet today, the use of DTU is becoming more and more extensive. It provides assistance for information and industrial integration of various industries and between industries.
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As one of the rebar processing machines, the rebar bender has a working structure of a horizontal working disc that rotates on a vertical axis. The rebar is placed at corresponding positions, the supporting pin shaft is fixed on the machine tool, and the central pin shaft and the bending pin shaft are installed on the working disk. When the disk rotates, the rebar is bent. In order to bend rebars of various diameters, there are several holes on the working plate for inserting and pressing the bending pins, and the center pins of different diameters can also be replaced accordingly. In this article, ATO industrial automation is going to tell the operation steps of our product electric rebar bender, which has an optional no-load power of 950W or 1300W.
Digital force gauges are widely used in various industries such as pharmaceuticals, cosmetics, food, packaging, automobiles, electrics, electronics, and machinery. It is an indispensable force measuring tool in product manufacturing, quality management, research and development. The digital dynamometer is based on the traditional mechanical dynamometer structure that uses knives, knife bearings, and levers as the measurement structure and is displayed by mechanical transmission. It is reformed to use sensors to convert electrical signals into electrical signals for measurement and display, so as to achieve the purpose of force measuring instruments. In structure, there are only a small number of mechanical parts in the detection part and others are composed of electronic devices. Therefore, the digital force gauge is an integrated instrument and equipment with the force-electric sensor as the core and the electrical signal measurement and display as the main body.
The hydraulic punching machine is a machine composed of two parts, a hand pump or an electric pump and a working head. Hydraulic hole punch is a kind of punching machine, which can be divided into two categories: split hydraulic punching machine and integrated electro-hydraulic punching machine. The hydraulic metal hole punch can be used to punch holes in metal plates such as angle iron, flat iron, copper, aluminum row, etc. It is especially suitable for electric power, construction and other industries working in the field. The hydraulic punching machine is operated by a hand pump or an electric pump. The first part is composed of two parts. The oil delivery hose is connected by a quick connector, which is reliable in sealing, fast and safe. There is no directional restriction during operation, and it is easy to assemble and disassemble.
Infrared thermal imaging cameras convert invisible infrared radiation into visible thermal images and reflect the temperature distribution of the target surface. Different objects and even different parts of the same object differ in their ability to radiate and how strongly they reflect infrared rays. By exploiting the difference between the radiation of an object and the background environment, as well as the difference between the radiation of various parts of the scene itself, an infrared thermal image can show the rise and fall of various parts of the scene, and thus reveal the characteristics of the scene. The transformer is an important equipment of the power supply system, and the failure is initially accompanied by partial or overall temperature abnormalities. ATO thermal imaging cameras can detect and diagnose equipment failures simply, safely, in real time and intuitively, ensuring equipment safety and long-term operation.
A smoke alarm is an electronic device that monitors the concentration of smoke to prevent fires. There will be a smoke sensor in the smoke inlet to detect smoke particles in the air, the horn hole is used to generate a high-pitched alarm sound when an alarm is issued, and the self-test/silence button is used for self-test of the equipment and cancellation of the alarm. There will be an indicator light on each smoke alarm, and the red light will flash regularly. When the smoke alarm is in normal working condition, the indicator light will flash regularly (about 1 minute). Once an alarm occurs, the indicator light will flash quickly or stay on, accompanied by a buzzer.
A dynamometer is a mechanical measuring instrument used to measure thrust memory pull tests. Utilize the elasticity of metal to make marked scales to measure the size of the force. The dynamometer can be used for push-pull load testing in industries such as electronic appliances, light industry textiles, architectural hardware, lighters and ignition devices, fire-fighting equipment, pens, locks, fishing gear, power machinery, scientific research institutions, etc.
Smoke detection alarms are widely used in daily life production. Whether it is in a residential area or in an industrial park, smoke detection alarms can be seen everywhere. The main function of this device is to monitor the fire safety situation in the area. Once it senses the smoke, it will alarm quickly. It is equivalent to a pair of piercing eyes that do not stop for 24 hours, and observe the surrounding fire conditions at all times. Because of its high functionality, low cost, and the need for fire management, it is widely used in the market, and smoke detectors are installed in almost every place to monitor fires. At present, domestic smoke alarms are all photoelectric. Because of the large market demand, there are many brands of smoke detectors on the market. When you choose a product, you will face a problem of how to choose. You can choose from the following considered aspects:
A crane scale is a weighing instrument that makes an object in a suspended state to measure its mass (weight). Crane scales are generally used in iron and steel, metallurgy, factories and mines, cargo stations, logistics, fairs, workshops and other occasions that require loading and unloading, transportation, measurement, and settlement.
The box-type resistance strain gauge is a sensitive element based on the strain-resistance effect, using metal foil as a sensitive grid, which can convert the strain of the tested piece into the resistance change. There are many types of strain gauges. A general strain gauge is a plastic film (15-16μm) called the base. A sensitive grid (3-6μm) made of a thin metal foil is pasted, and then a layer of film is covered to form a laminated structure.
ATO signal isolator is an instrument for transmitting, converting, isolating, transmitting and computing industrial signals in the automation control system. It can cooperate with various industrial sensors and field instruments to retrieve parameter signals, isolate transmission and transmission, and meet the needs of users locally. The need to monitor remote data. Instruments are widely used in data acquisition, signal transmission conversion, PLC, DCS and other industrial measurement and control systems in the fields of machinery, electrical, telecommunications, electric power, petroleum, chemical industry, steel, sewage treatment, building construction, etc., to improve and supplement the system analog I/ O The plug-in function improves the anti-interference ability of the automation control system and ensures the stability and reliability of the system.
The resolution of the industrial lens refers to the maximum resolution as a parameter, which is usually marked on the product. Because the resolution can be accurately calculated, through reasonable optical design and high-quality technology, lenses with different resolutions can be produced, matched with industrial cameras, and then applied to different fields that require image recognition.
Electric actuators are important devices in automatic control systems. Due to the limitation of use conditions, maintenance level and installation location, the control accuracy of electric actuators is generally about 3%, and some even exceed 5%, which seriously restricts the improvement of system adjustment quality. For fast-response control systems, it is even more important to improve the control accuracy of electric actuators. ATO various electric actuators are mainly used to control the working conditions of media such as gas, tar, steam, water, and waste gas. In production practice, according to different influencing factors, corresponding technical measures were taken, so that the control accuracy of electric actuators all reached more than 2%, and some exceeded 1.2%, which played a great role in improving the control system quality.
The photoelectric smoke detector is composed of a light source, a photoelectric element and an electronic switch. It is developed by utilizing the basic property that the smoke generated during a fire can change the propagation characteristics of light. The photoelectric smoke detector adopts a photoelectric sensor with a special structure design, which has the advantages of high sensitivity, stability and reliability, low power consumption, beautiful and durable, and easy to use. Its circuit and power supply can be self-tested, and analog alarm tests can be performed.
In order to make buildings safer and avoid the probability of fire, most people have installed smoke alarms in buildings, but many people don’t know much about smoke alarms. How can we solve the problem if it keeps beeping? Is the smoke alarm going off for no reason because formaldehyde exceeds the standard? In fact, this has nothing to do with formaldehyde, it may involve a variety of reasons.
Pressure sensors today are more rugged and reliable than ever. Made of stainless steel construction, they provide abundant overpressure protection, improved total error band, and offer negligible orientation and vibration effects. They are ideal for long-term use even in harsh environments of extreme temperature, humidity, and vibration. In the following, ATO industrial automation will introduce some of the common problems with the pressure sensors.
The use of strain gauges can be divided into two methods. One method is to attach the strain gauge directly to the surface of a loaded component. This method is simple, but not sufficiently accurate. The other method is to attach the strain gauges to an elastic element to make a sensor, which is then loaded to establish a functional relationship between the load and the change in resistance. The measured load value is obtained by means of a pre-determined load calibration curve. The result is a more accurate measurement. The results obtained are more accurate.
Globe valve refers to the valve whose closing piece moves along the center line of the seat. According to this form of movement of the valve disc, the change of the valve seat orifice is proportional to the valve disc stroke. As a result, this type of valve is well suited for use as a cutoff or adjustment and throttling. So how to use the globe control valve? In this article, ATO industrial automation will introduce to you.
In the PLC/DCS control system on the industrial site, the measurement signal is often unstable. One is caused by electromagnetic interference, and the other is the infiltration of high-frequency signals. For example, the current signal output controls the inverter, and the high-frequency interference of the inverter infiltrates the signal. Among them, such interference signals make the frequency converter and valves work unstable. Installing a signal isolator between the signal connections of the two devices is one of the methods to solve the influence of electromagnetic interference and high-frequency signal penetration.
There are many applications of valves in life, such as faucets, water heaters, gas, etc., all have valves. But there are many types of valves according to their structure, principle, application field and so on. Among them, globe valve and ball valve are common types, so what is the difference between globe valve and ball valve? In this article, ATO industrial automation will introduce the differences between globe valve and ball valve.
