There are many kinds of digital multimeters on the market. How do you determine which one is best for your use? Choosing a digital multimeter with more functions than required is a waste of money. However, if the selected digital multimeter is not functional enough, it may bring life-threatening ele

hree days and once every two weeks. • Clean the exterior of the equipment room every day and check the dust adsorption status of the equipment once a week. • Clean necessary equipment once a month. • Maintain and check the equipment and equipment room every two years according to the actual usage. •

Let's first understand the single-strand and multi-strand lines. In home decoration, the so-called single-strand line refers to the BV line in most cases, that is, the commonly used BV2.5 level, 4.0 level, 6.0 level... If you use simple words Explain that the single-strand wire is composed of a th

First take you to understand what is the PDU power supply, the PDU power supply is in fact the industrial use of the PDU power strip, each PDU power supply must strictly comply with the requirements of the data center room standards, PDU power in addition to have a lot of detailed functions, such as

LAN Patch Cord mainly come from three channels:1.With the whole link products with the same brand matching wire jumper2.Make a LAN Patch Cord line on site3.Buy LAN Patch Cord in the computer marketIn addition to the matching jumper can obtain the manufacturer's professional test, it's not easy for u

In foreign trade business, many times they have to receive customers for factory inspection. Especially now, more and more customers are coming to China for business trips to look at suppliers. There are also many foreign companies that have Chinese office staff at home, then the Chinese staff must

I've written a lot about how customers look at factories, but mostly I've focused on the small details of how to receive customers, because I think most factories are familiar with receiving customers. But many new factories, new foreign trade enterprises into a misunderstanding. When presented to c

The correct name of the network cable socket we are talking about here should be the network cable module, which is generally used as a network cable jack on indoor walls.Nowadays, twisted pair is generally used in the home. The twisted pair is divided into two wire sequences: T568A and T568B.

The optical fiber cleaning pen is an instrument which is widely used to clean the optical fiber . It has a great function that can remove grease, dirt,and other debris from its end surface.

As a multi-functional and multi-range measurement device, multimeter is also known as a multiplemeter and three-meter, which can typically measure DC voltage, AC voltage, DC current, resistance, and the equality of audio electricity. There has more functional types that can also measure AC current, capacitance and so on.