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introduction： 1. To maintain the initial performance of the relay，Care should be taken to avoid mechanical failures such as dropping or bumping relays。
2. Under normal use，Do not disassemble the enclosure of the relay setup，Or else，The initial performance of the relay cannot be guaranteed。
2016-01-18
Reading quantity 1631
introduction： Parse the power authentication identifier What do players pay most attention to when purchasing power？brand？power？Or wire？I dont know if you have carefully looked at the power supply nameplate，Once we get a power supply，You can learn a lot from the power supply nameplate，And theselogoRepresentative meaning，Do you know what you can withdraw？If you still have it...
2016-01-18 Reading quantity 2055
introduction： Power supply basics Q&A,Power supply basics must read 1、What is the basic working principle of power supply？ a：By running high frequency switching technology...
2016-01-18 Reading quantity 1588
introduction： Programmable controller（PLC）It is a new type of general automation control device，It will be traditional relay control technology、Computer technology and communication technology are integrated，It has strong control function，Can be*High sex，Flexible and convenient，Easy to expand and other advantages and more widely used。However, the working environment of the industrial production site is harsh when used，Numerous sources of interference，For example, the start or stop of high-power electrical equipment causes the grid voltage...
2016-01-18 Reading quantity 1705
introduction： In the design of programmable logic controller system，The control scheme should first be determined，The next step is the programmable logic controller engineering design and selection。Process characteristics and application requirements are the main basis for design and selection。The programmable logic controller and related equipment shall be integrated、standard，In accordance with easy to form a whole with industrial control systems，Easy to expand its function of the principle of selection of the selection of programmable logic controller should be...
2016-01-18 Reading quantity 1795
introduction：PLCA programmable controller is a class of programmable memory，For its internal stored program，Perform logical operation,Sequential control，timing，User-oriented instructions such as counting and arithmetic operations，And through digital or analog input/Outputs control various types of machinery or production processes。Its full English nameProgrammableLogicController,Chinese full name programmable logic controller，The definition is...:An electronic system for numerical operations，Designed for use in industrial environments。
2016-01-18
Reading quantity 1615
introduction：This article describes the working principle and characteristics of relays with basic knowledge of relays.
Relay basic knowledge explained：
one、The working principle and characteristics of relays
2016-01-18
Reading quantity 1635
introduction： A power supply is a device that provides electrical energy。
2016-01-18
Reading quantity 1642
introduction： The servo motor cannot be rotated after the power is turned on，But no different，No smell or smoke。 1.Fault cause ① Power down（At least two phases...
2016-01-18 Reading quantity 1636
introduction： There are two types of servo motors，In the case of requiring high speed regulation performance，It has been dominated by the application of DC motor speed control system。But DC motor has some inherent shortcomings，Such as brushes and commutators easy to wear，Require frequent maintenance。The commutator produces a spark when it reverses，The maximum speed of the motor is limited...
2016-01-16 Reading quantity 1716
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