Blog - Shanghai Chenzhu Instrument CO., LTD.

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 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...