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Methods of Creating Lightning Induced Surges and Lightning Protection Systems May 09 , 2023 Lightning induced surges There are three main coupling methods: 1) resistive coupling, 2) inductive coupling, and 3) capacitive coupling. Resistive coupling When lightning strikes the air terminal of ...
What is a Signal Isolator? Apr 08 , 2023 Definition of Signal IsolatorA signal isolator, also known as an isolator, signal converter or signal conditioner, is an important component of industrial control systems. A signal isolator is an elec...
Conversion Work of Temperature Transmitter and Its Advantages Apr 01 , 2023 How does the temp transmitter perform conversion work?Temp transmitters convert physical measurement signals or ordinary electrical signals into standard electrical signal for output or devices that c...
Distinguish Signal SPD and Power SPD from the Principle and Application of Surge Protector Mar 31 , 2023 Surge protection device, referred to as SPD, is a device that limits transient overvoltage and discharge surge current. It can divert the lightning surge current into the ground and protect the instru...
The Principle of Surge Protective Device Mar 23 , 2023 Surge protective device (SPD for short), also known as surge protector, lightning protection grid, lightning surge protector, lightning arrester, etc., is the device for limiting transient overvoltage...
How to Select the Signal Isolator? Feb 23 , 2023 In addition to determining the function of the isolator and adapting to the front and rear end interfaces, there are many parameters such as accuracy, output ripple, temperature drift, power consumpti...
The Difference Between Safety Relays and General Relays Feb 16 , 2023 In today's era of advanced industrial technology, we often use safety relays when connecting electronic appliances in order to ensure the safety of the entire line, so how do we distinguish betwee...
The Role of Safety Relay Contacts Feb 09 , 2023 The "safety relay" is not a "no-fault relay", but a regular action in the event of a fault. It has a forced guide contact structure to ensure safety in case of a fused contact, whi...
The Role and Function of Safety Relay Jan 18 , 2023 Ⅰ. The monitoring function of the safety relay on the input signalAll safety designs have dual-channel safety conditions. The existence of these safety conditions determines the state of the safety o...
Six Precautions for Safe Use of Intrinsically Safe Barriers Jan 11 , 2023 The intrinsically safe barrier will transmit the voltage and current signals from the dangerous area to safe areas through isolation and transmission to output a single-channel or mutually independent...
Classification and Measures for Lightning Protection in Buildings Dec 14 , 2022 1. Classification of lightning protection in buildingsAccording to the importance of the building, the nature of use, the possibility of lightning accidents and the consequences, as well as the requir...
The Formation and Harm of Lightning Nov 25 , 2022 Lightning disaster occurs frequently in summer, which belongs to a kind of meteorological disaster and is one of the ten most serious natural disasters recognized in the world. Lightning can cause cas...
Precautions for Installing Isolation Intrinsic Safe Barriers Oct 17 , 2022 The isolation intrinsic safety barrier is a device that is used in intrinsically safe explosion-proof systems to safely isolate field instruments. For explosion-proof systems and explosion-proof elect...
The Role of Intrinsic Safe Barriers and the Four Advantages of Isolated Barriers Oct 10 , 2022 Ⅰ. What is the role of intrinsic safety barriers?The intrinsic safety barrier is an energy-limiting circuit between the field equipment and the control room equipment, which is used to limit the elec...
Forms and Isolation Methods of Signal Isolators Jul 04 , 2022 Ⅰ. The form of signal isolators1. Input loop power supply isolation typeWith this isolation technique, the power required for the input and output component lines comes from the input. The input term...
Why Are Signal Isolators Necessary for a Control System? Jun 21 , 2022 In the production process, whether it is the control system or the monitoring system, it is possible to face the interference of complex factors, such as short circuit, overvoltage, unknown pulse and ...
Why Are Safety Relays Safe? Jun 07 , 2022 Ⅰ. Definition of safety relayA safety relay is a module composed of multiple relays and logic circuits, and is a circuit component unit. Its purpose is to complement each other's defects in fault...
Working Principle of Safety Relay Module Apr 27 , 2022 Ⅰ. Historical context for the development of safety relay modulesWith the rise in safety regulations, safety circuits were added. Machines and equipment have become more complex and powerful as a res...
How Does the Temperature Transmitter Work, Output the Temperature Value and Its Function Apr 13 , 2022 Ⅰ. The working principle of temperature transmitters1. The temperature transmitter uses a thermocouple and an RTD as temperature measuring elements. The output signal from the temperature measuring e...
What You Need to Know About Safety Relays Mar 23 , 2022 1. The status quo and development prospects of safety relaysSafety relays are used to reduce risk: in the event of a fault or intrusion into the detection area, the safety relay responds safely and re...
Application of Surge Protector Device in Urban Gas System Mar 09 , 2022 With the gradual implementation of policies such as energy conservation and emission reduction and coal-to-gas conversion, town gas has developed rapidly and become one of the most critical energy sou...
The Difference Between Surge Protector Device and Arrester Jan 19 , 2022 During the use of the line, a sudden huge amount of energy will be generated due to a short circuit or a lightning strike. Once this energy enters the home or other power lines through the line, it wi...
Why Do Control Systems Need Signal Isolators? Jan 05 , 2022 1. The principle of signal isolatorIn the production process, whether it is a control system or a monitoring system, it may face interference from complex environments, or conditions such as short cir...
The Selection of DC Surge Protection Device Dec 20 , 2021 1. How to choose a DC surge protection device?(1) If stand-alone motors do not require high working conditions, and are simple to operate and control, and shutdowns have little impact on their product...
The Principle and Classification of Safety Barriers Dec 06 , 2021 1. What is an intrinsic safety barrier?Safety barriers are generally used in intrinsic safety systems. Intrinsic safety refers to system explosion-proof technology, which refers to the function of mak...
What Are the Advantages of the Surge Protection Device? Nov 18 , 2021 Ⅰ. Functions of the SPD surge protectorThe surge protector safety inspection instrument is designed to meet the routine and regular rapid detection of surge protectors. It is a new type of special in...
The Importance of Isolators and Safety Barriers to Industrial Safety Nov 03 , 2021 1. The importance of the signal isolatorThe signal isolator is an instrument that transmits, converts, isolates, distributes, and transmits industrial signals in an automated control system. The isola...
Working Principles of the Signal Isolator Oct 28 , 2021 Ⅰ. Working principles of the signal isolatorSignal isolator generally refers to the signal isolato in light-current system, to protect the subordinate signal system from the influence and interferenc...
What is the Role of Signal Isolator Oct 19 , 2021 1. The signal isolator can isolate input/output signalsOn the one hand, the signal isolator can solve differences of ground reference points when the ground loop and equipment are interconnected. On t...
Functions of the Signal Isolator Oct 05 , 2021 Ⅰ. Introduction of the signal isolatorThe signal isolator can monitor and control various automation instruments, control systems, and actuators in the industrial production process. The signal trans...
Tips on Selecting Temperature Transmitter Sep 15 , 2021 1. Composition of temperature transmitterThe temp transmitter is generally composed of a temperature probe (thermocouple or thermal resistance sensor) and a two-wire solid electronic unit. The tempera...
Function of Signal Isolator Sep 08 , 2021 The function of signal isolator：Protect the subordinated control circuit.The signal isolator can reduce the influence of environmental noise on the test circuit.The signal isolator can suppress the interf...
Benefits of Safety Relays Sep 01 , 2021 Ⅰ. The use of safety relayEarly engineers had major flaws in the design of the safety circuit and the safety device itself must be fault-free. With the development of society and people’s awareness ...
Basic Principles for Selecting Temperature Transmitters Jul 22 , 2021 Ⅰ. The role of temperature transmitterThe thermal resistance does not output signals itself, only reflects the temperature value. Temperature transmitter, specially used in thermal resistance or hot ...
Overview and Characteristics of Surge Protection Device Jul 15 , 2021 Ⅰ. Introduction of surge protection deviceSurge protection device, also called thunder protection device, is an electronic device that provides safety protection for various electronic equipment, ins...
What Main Parameters of Signal Surge Protector (SPD) Should be Noticed? Jul 08 , 2021 1. Maximum continuous operating voltage (Uc): The maximum voltage of the signal circuit must be less than UcThe maximum continuous operating voltage Uc is the maximum operating signal voltage, which i...
How Signal SPD Work? Jul 01 , 2021 When a surge voltage is applied to the input terminal of the protection circuit, the transient suppression diode (TVS) with the fastest response time acts first. By selecting appropriate parameters of...
CHENZHU Participated in the IE expo 2021 show! Jun 11 , 2021 IE expo China as Asia's Leading Trade Fair for Environmental Technology Solutions for water, waste, air and soil. IE expo China, as Asia's biggest environmental technology event, is the ideal ...
Features and Protection Function of Intelligent Temperature Transmitter Jun 08 , 2021 Ⅰ. The knowledge of temperature transmitterA temperature transmitter is an instrument that converts a temperature variable into a standardized output signal that can be transmitted. What are its main...
Conceptual Difference Between Temperature Transmitter and Temperature Sensor Jun 01 , 2021 1. Introduction of temperature transmitter and temperature sensorTemperature transmitter is an instrument that converts non-standard electrical signals into standard electrical signals, while sensors ...
Composition of Temperature Transmitter May 25 , 2021 1. What is temperature transmitter?A temperature transmitter is an instrument that converts a temperature variable into a standardized output signal that can be transmitted, mainly used for the measur...
What's the Difference Between a Safety Relay and an Ordinary Relay? May 18 , 2021 Ⅰ. Introduction of safety relayThe so-called safety relay refers to a relay that uses a forcibly guided contact mechanism that is different from ordinary relays so that safety can be ensured even whe...
What is the Role of Safety Relays? May 11 , 2021 1. Introduction of safety relaysThere are two types of relays: protection relays and control relays. Safety relays are classified as protection relays. Protection relays include overcurrent relays, un...
Safety Relay Working Principle May 04 , 2021 1. Introduction of safety relayA safety relay is an electrical component used in daily life for safety to prevent electric shocks and to prevent equipment from overheating. As the name implies, it is ...
The Working Principle and Classification of Surge Protector Apr 22 , 2021 Ⅰ. The working principle of surge protection deviceSurge protection device is an indispensable device in lightning protection of electronic equipment. In the past, it was often called "lighting ...
A Brief Introduction of Intrinsically Safe Barrier Apr 15 , 2021 Intrinsically safe barrier improves workplace safety by limiting the energy available in the process.Ⅰ. What is intrinsically safe barrier?Intrinsic safety barrier is the related equipment of explosi...
Types of Intrinsic Barriers Apr 08 , 2021 Intrinsic barrier is a protective device for electrical equipment (such as gas detectors, fire detectors, alarms) installed in hazardous areas, which can protect the device from current surge, or risk...
Details to Pay Attention to in Signal Isolators Apr 01 , 2021 Ⅰ. Introduction of signal isolatorsSignal isolator adopts a linear optocoupler isolation principle that converts input signals into output signals. Input, output and working power sources are isolate...
Innovative Solutions Debut. CHENZHUparticipated In Ciif 2020 Dec 10 , 2020 China International Petroleum PetrochemicalTechnology and Equipment Exhibition ( cippe ) is anannual gathering of petroleum and petrochemicalindustry
Finally, CHENZHU Arrived At Ogav, Vungtau City, Vietnam Dec 10 , 2020 The 7th edition of Oil Gas Vietnam ( OGAV ) andMarine Vietnam 2019-vietnam's largest Oil GasTechnology showcase at the heart of the industrywas successfull
In 2019, The Joint Venture Company Hasbeen Founded In Malaysia Dec 10 , 2020 Shanghai Chenzhu Instrument Co . Ltd conduct allbusiness operation as a joint venture company withits Headquarters in Malaysia covering ASEANcountries for all

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