There are two forms of voltage and current changes when they are transmitted through wires, which we call “common mode” and “differential mode”. The power line of the equipment, the communication line of the telephone, and the communication line that exchanges with other equipment or peripherals have at least two wires. These two wires are […]
What exactly is interfering with your analog quantity? Read More »
At the end of each year, businesses begin to formulate plans, which are then implemented at the start of the following year. The effectiveness of these plans directly determines the smoothness of execution. Given the importance of planning, how can enterprises organize their annual instrument calibration more effectively? Here is a comprehensive guide with four
How to Optimize Annual Instrument Calibration Planning for Enterprises Read More »
In industrial settings, differential pressure flow meters are essential for accurate measurement and process control. However, cases of no indication often arise, even when other equipment seems to be functioning normally. This article will analyze two case studies to uncover common issues and solutions, followed by a comprehensive guide to troubleshooting and maintenance. Case Study
How to Address No Indication in Differential Pressure Flow Meters Read More »
In modern industry, frequency converters are increasingly used. However, in some cases, a standard-capacity frequency converter may not meet actual needs. In this case, it is necessary to consider increasing the capacity of the frequency converter. The following are some typical situations where the frequency converter capacity needs to be increased: 1. The rated current
When is it necessary to consider increasing the capacity of the inverter? Read More »
Pressure sensors, as critical components in measurement and control systems, play an indispensable role in modern technology and industry. The accuracy grade of a pressure sensor is one of the most important indicators of its performance. This article delves into the concept of pressure sensor accuracy, providing detailed insights to help professionals make informed decisions
Understanding Pressure Sensor Accuracy Grades: A Comprehensive Guide Read More »
The grounding of instrumentation system is divided into protective grounding and working grounding. I. Protective grounding Methods of protective grounding: The field instrument bridge and threading pipe should be connected to the grounded metal components with grounding wires every 30m. It should be pointed out in particular that the field grounding of instruments and meters
Introduction to ground wire of instruments Read More »
In the water treatment and supply system, accurate level measurement is the key to ensure continuous water supply and optimize resource management. The application of radar level meter in water plant has significantly improved the monitoring accuracy and operational efficiency. This article will explore the working principle of radar level meter, its specific application in
Application of radar level meter in water plant Read More »
Introduction In electrical control systems, two-wire and four-wire configurations are commonly used wiring methods. They differ significantly in terms of working principles, applicable scenarios, and advantages and disadvantages. This article provides an in-depth analysis of the basic principles, features, application scenarios, and pros and cons of these two wiring methods, offering readers a clearer understanding
Understanding the Choice Between Two-Wire and Four-Wire Systems Read More »
Programmable Logic Controllers (PLCs) have been a cornerstone of industrial automation since their introduction in the 1970s. Designed as electronic systems capable of performing digital operations in industrial settings, PLCs have become essential in modern industrial control systems due to their reliability and efficiency. This article delves into the pivotal role PLCs play in the
The Role of PLC in the Electrical Industry: Key Contributions and Future Directions Read More »
In the petrochemical industry, radar level meter is an advanced measurement tool, and its accuracy and reliability are crucial to the optimization of the production process. Choosing the right radar level meter can not only improve production efficiency, but also reduce maintenance costs and ensure production safety. This article will explore in depth the key
Things to note when choosing radar level meters in the petrochemical industry Read More »
