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Science: Absolute encoders convert analog signals into digital signals

2023-09-18

Absolute value encoder is a coding technique commonly used in signal processing and data transmission to convert analog signals into digital signals that can be processed in digital systems. The principle of this encoder is based on the absolute value function, which can effectively represent positive and negative numbers. In this device, the input signal is sampled and converted into a discrete digital sequence. The value of each sampling point is represented by calculating its distance from zero, regardless of whether it is positive or negative. This encoding allows both positive and negative numbers to be represented in an asymmetric manner and eliminates the differences between positive and negative numbers. One of the advantages of the device is its better noise immunity. By focusing only on the amplitude of the signal and not on the positive or negative, it has less effect on noise, which improves the reliability and stability of the signal. The encoder also has low power consumption and a simple circuit structure, making it widely used in many applications. The encoder also has some limitations. First...

Wide range of industry applications: learn about absolute encoders in various fields of application

2023-04-07

Absolute encoder is an advanced encoder device. Compared with other kinds of encoders, its main advantage lies in its operation, which relies on the fixed position of the machinery to determine the encoding, and does not require the memory function to find the reference point, so it has the characteristics of fast speed, high precision and controllable performance. In addition, the device is very operator-friendly, ensuring the reliability of the measured data. Below are some examples of the application of absolute encoders in common industries, which help to gain a deeper understanding of the specific applications of the device: Application in solar water heater: solar water heater mainly absorbs heat to heat water, and absolute encoders can adjust the sunny side of the solar energy according to the feedback displacement data to ensure that the solar panels are able to absorb solar energy over a large area. Application in engineering machinery: Absolute encoders are widely used in equipment such as cranes, hoists and gondolas to measure the value of angle and displacement changes during the operation of machinery...

How is an absolute encoder connected to an inverter?

2022-09-21

At present, very many people are using inverter external absolute encoder to use, its frequency setting is simple, easy to operate and control, just gently turn the knob of the external absolute encoder, you can set the frequency, then you know how to connect the absolute encoder with the inverter? Frequency converter external absolute value encoder to use what are the places to pay attention to? Due to a variety of inverter instructions on the external absolute value encoder resistance and power regulations are not the same, so everyone in the operation of the frequency converter how to connect the external absolute value encoder, should be in accordance with the instructions of the frequency converter to carry out the operation. Absolute value encoder principle Absolute value encoder is a resistive element with three pins, whose resistance value can be adjusted according to a certain pattern of change. Waterproof encoder is a signal or data preparation is converted into a usable form of communication, transmission and storage device, the angular displacement or linear displacement into an electrical signal, the former is called the code disk, the latter is called the code ruler. Encoder...

Absolute encoders allow control of a wide range of motor motors.

2022-09-12

Absolute encoders for detecting (checking and testing) the position and speed of rotary motion systems. Absolute value encoders allow closed loop control of a wide variety of motor control applications such as switched reluctance motors and AC induction motors. A typical absolute value encoder consists of a slotted wheel placed on a motor drive shaft and a transmitter/detector module for detecting (checking and testing) the slots on that wheel. Absolute encoders are widely used in water conservancy, light industry, machinery, metallurgy, textile, petroleum, aviation, marine and other industries. Specific to the project category such as: rotary table, gate opening, valve opening, hoist crane positioning, traveling crane positioning, level measurement, missile launch angle positioning, missile air rudder measurement, electronic latitude and longitude and other high-precision measurement and positioning occasions. Typically, there are three outputs, namely: phase A, phase B and index, and the information provided can be received to provide information about the motion of the motor shaft, including distance and direction. ...

How to purchase absolute encoders, a technical task

2021-09-15

As a company's procurement, how can we purchase the right absolute value encoder is a very important job. There are many suppliers of absolute encoders. How to identify that? Today, we will give you a chat about how to identify the absolute value vendors are really producing. First, can be customized Normal production of absolute value encoder manufacturers can be customized according to the requirements, including the appearance of the size and so on, as long as it involves the production process can be customized. At this point, West Verdi encoders can do. Second, can be repaired Can be repaired this point, it is very important. It not only proves the production capacity of the supplier, but also represents the technical ability of the supplier. This point, SIVIDI encoder can do. Whether it is a domestic product, or imported products. As long as the encoder products, out of any failure can find us to repair and solve. If it is damaged and can not be repaired, we can be customized for you. Domestic real ...

Heavy duty absolute encoder SAAM78

2021-09-08

 Features and applications: Stainless steel heavy-duty housing body, heavy-duty rugged type, protected against seawater and tropical climates Outputs can be analog or digital Adjustable values per revolution, adjustable direction, adjustable preset position, adjustable external zero, baud rate, address Protection class up to IP68, operating temperatures up to -40 °C ... +85°C, perfect for applications with long periods of submerged operation With safety-locked bearing design that prevents misalignment due to high axial loads during operation and mounting of large, high-quality bearing sets. EX II 2 G Ex ib IIB T4 Gb certified for petrochemical and explosion-proof equipment.

Civiti: Rotary Encoder Repair Service, Absolute Encoder Repair at Home and Abroad

2021-03-11

In order to better serve the majority of customers and friends, West Verdi encoders open encoder repair services, to undertake a variety of rotary encoder repair at home and abroad, absolute value encoder repair services. Many customer partners have been using foreign imports of encoders, some products are no after-sales maintenance, bad can only be replaced by a new one, some encoders are still expensive, the most critical problem is the customized type of encoder once it can not work, will delay production. In response to this situation, Civiti Encoders has decided to offer this repair service. West Verdi encoder repair service, is a kind of value-added services, the purpose is to facilitate the user's needs, to solve real problems. Encoder repair service process: the first telephone micro-channel communication failure, after the initial confirmation of the courier to the West Verdi company, arrange for engineers to overhaul. Encoder repair needs of friends, you can contact the outside repair.

Rotary single absolute encoder and other common absolute encoder introduction

2021-02-19

Absolute value encoder is a commonly used components, absolute value encoder volume is much larger than the variable resistor, absolute value encoder appearance has a large and small, the shape of the various types of absolute value encoder specific features are different. The specific features of various absolute encoders are different. Today, we would like to briefly introduce the appearance and features of several common absolute encoders. 1, rotary single absolute value encoder: this is the absolute value encoder of round start structure, it has a metal shank, the length of this shank is different in different absolute value encoder, some are quite long, some are quite short. The handle can be rotated within a certain angle from left to right. However, it cannot rotate 360 degrees. This absolute value encoder is usually 3 with the pin, there are 4 reported pin, the fourth with the pin is connected to the shell of the pin (ground pin), in the circuit used to ground (alias: lightning rod), to eliminate the adjustment of the absolute value encoder when the human body to bring the dry close. 2, straight slide type single absolute encoder: This is the rectangular structure of the absolute...

Advantages and disadvantages of several common absolute encoders such as synthetic binary encoders

2021-02-19

Absolute value encoder is a common component, today to introduce the market commonly used several kinds of absolute value encoder, and the advantages and disadvantages of these absolute value encoder. First, the synthetic binary encoder synthetic binary encoder resistance body is made of carbon film, graphite, quartz powder and organic powder composite and so on into a kind of suspension, coated in vitreous enamel fiber plate or adhesive paper made. The production process is simple, is currently the most widely used absolute encoder. Advantages of synthetic binary encoder: wide range of resistance, high resolution, can be made into a variety of types of absolute value encoder, long life, low price, more models. Disadvantages: power is not too high, high temperature resistance, moisture resistance is poor, low resistance absolute value encoder is not easy to make. Second, the organic solid core absolute encoder organic solid core absolute encoder is a new type of absolute encoder, it is the method of heating plastic pressure, the organic resistive powder pressed in the insulator groove (meaning: the surface of the object on the concave...).

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