Some companies purchase pressure transmitters that allow a range migration of up to 100 times. However, after reducing the transmitter range by 20 times, they notice a significant decrease in stability. When the range is restored to its standard value, the stability issues disappear. What causes this phenomenon? In this article, we will discuss the […]
Does Pressure Transmitter Range Migration Affect Stability? Read More »
Level measurement is a critical component in industrial processes. Choosing the right level measurement technology is essential for improving operational efficiency, reducing maintenance costs, and ensuring safe operation. Three commonly used level measurement technologies are radar, ultrasonic, and capacitive technologies. Each has its advantages and disadvantages, making them suitable for different applications. This article will
A Comparison of Radar, Ultrasonic, and Capacitive Level Measurement Technologies Read More »
In chemical production, distillation kettles serve as important process equipment. Traditional liquid level measurement methods, such as mechanical float balls or capacitive sensors, can meet certain needs to some extent. However, in complex working conditions, such as high temperature, high pressure, or highly corrosive environments, these methods often prove inadequate. In recent years, with the
When connecting a thermocouple, it’s essential to ensure that the polarities are correctly matched. If the connections are wrong, the reading on the display could be affected. This article explains how incorrect thermocouple connections can influence the displayed temperature, and whether the error leads to a higher or lower reading. Situation 1: Incorrect Connection Between
Introduction Accurate gas flow measurement is essential in various scientific, industrial, and metrological applications. Among the different types of gas flow standard devices, the bell jar gas flow standard device is widely recognized for its high precision and stability. This article explores the working principles, structure, applications, advantages, and limitations of the bell jar gas
The Bell Jar Gas Flow Standard Device: Principles, Applications, and Advantages Read More »
Whether two 2mm² wires in parallel can effectively replace a 4mm² wire depends on the specific connection method and application scenario. Below are the key factors to consider: 1. Current Carrying Capacity of Parallel Wires When two 2mm² wires are connected in parallel, their combined current carrying capacity can theoretically approach that of a 4mm²
Is Using Two 2mm² Wires in Parallel Equivalent to a 4mm² Wire? Read More »
Accurate measurement data is the cornerstone of reliability and safety in industrial production, scientific research, and everyday engineering applications. Whether it involves monitoring temperature, pressure, flow, or liquid level, the accuracy of measurement instruments directly impacts the validity of results. For this reason, understanding and mastering the concept of instrument accuracy is a fundamental skill
Understanding Instrument Accuracy: Everything You Need to Know Read More »
Electricity is the cornerstone of modern civilization, powering everything from household appliances to industrial machinery. At the core of electrical systems are two fundamental types of electrical current: Alternating Current (AC) and Direct Current (DC). Understanding their differences, advantages, and applications is crucial in the fields of electrical engineering and technology. What is Direct Current
Understanding Alternating Current (AC) and Direct Current (DC) Read More »
Instrument cable trenches are crucial elements in industrial facilities, particularly in hazardous environments such as chemical plants, power stations, and oil refineries. These trenches often house a multitude of electrical cables used for various instrumentation purposes. Ensuring that these cable trenches are properly sealed for fire and explosion safety is essential in preventing accidents and
Ensuring Fire and Explosion Protection in Instrument Cable Trenches Read More »
Introduction In the manufacturing of instrument equipment, coatings are not just for enhancing aesthetics—they play a crucial role in ensuring the long-term stability and functionality of devices. Instrument casings and critical components are often exposed to various environmental conditions, making the choice of coatings vital. The right coatings must meet requirements such as corrosion resistance,
Anti-Corrosion Coatings: The Key to Long-Lasting Instrument Performance Read More »
