Electrical and electronic

## What is a Flow Switch? **_[Flow switches][1]_**, also known as flow control switches, are devices used to detect and monitor the presence or flow rate of

The device incorporates a 6.5-digit multimeter, with a basic DC voltage accuracy of 0.003 percent per year. In full configuration, the system supports up to 120 channels and a scan rate of up to 450 channels per second when using solid-state switching modules.

Since your school days, many of you have undoubtedly heard about and learned about potentiometers. Simply put, it's a type of electrical device with a variable resistance value. This electronic value can be adjusted within a certain range. Thanks to this adjustability, the potentiometer allows for the control of current or applications flowing through a circuit as required.

On February 26th, the gold market reached its peak as the God of Wealth Day (the 10th day of the first lunar month) is always considered the time of year when most people buy gold. From early morning, the number of customers on gold trading streets increased rapidly compared to normal days. Some bought gold for good luck at the beginning of the year, while others took advantage of the opportunity to hoard it with spare money after Tet.

In today’s increasingly complex supply chain environment, effective inventory management has become a top priority for every business. In particular, Zebra handheld inventory scanners from Zebra Technologies are widely trusted thanks to their outstanding advantages and reliable performance.

After the Lunar New Year holiday, many factories typically spend a short period testing their production lines before resuming stable production.

At the end of the year, after the house has been cleaned, many families begin to think about replacing the paintings in their living room. Some choose gilded paintings of horses galloping to success to bring good luck at the beginning of the year. Others prefer traditional bronze paintings for their luxurious and cozy feel. Kindergartens often choose modern canvas paintings hung in sets for a harmonious look.

During the 2026 Lunar New Year holiday, authorities will continue to intensify inspections and enforcement against alcohol-related violations nationwide. This period sees a surge in travel, social gatherings, and celebrations, which increases the risk of traffic accidents if drivers consume alcohol before operating vehicle

As Tet gets closer, more electrical appliances in the house tend to be used at the same time. The kitchen is almost always lit up, with induction cookers, electric hot pots, and kettles taking turns running from morning until night. In the living room, decorative lights are added, the TV stays on for hours, and some households even turn on speakers to make the atmosphere livelier. All of these are familiar everyday items, but when they are concentrated into just a few busy days, the home electrical system has to operate very differently from normal.

When installing lightning protection or completing electrical systems for houses and factories, the most frequently asked question is: what is the acceptable grounding resistance? This number is not just for reference; it is directly related to the level of safety when leakage current or lightning surges reach the ground.