Motion Controller vs PLC: What’s the Difference and When to Use Each?
June 4, 2025
In today’s industrial automation landscape, both Motion Controllers and PLCs (Programmable Logic Controllers) play critical roles. However, they are designed...
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How to Visually Inspect a Bimetallic Thermometer: Step-by-Step Guide
June 4, 2025
A proper visual inspection of a bimetallic thermometer is a fundamental step to ensure its reliable performance. From the dial...
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Multiphase Flow Measurement Methods: An In-Depth Overview
June 4, 2025
Multiphase flow measurement is a critical technology used in industries where fluids consisting of different phases (such as gas, liquid,...
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Understanding the HART Protocol: Features and Advantages of HART-enabled Instruments
June 3, 2025
1. Overview HART (Highway Addressable Remote Transducer) is a hybrid analog-digital communication protocol developed by Rosemount in the mid-1980s and...
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Key Principles and Standards of Instrument Calibration
June 3, 2025
1. Introduction Instrument calibration is a fundamental process to ensure the accuracy, traceability, and reliability of measurement data. It plays...
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Comprehensive Guide to Maintenance and Troubleshooting of Chemical Process Instrumentation
June 3, 2025
1. Routine Inspection and Maintenance 1.1 Daily Instrument Patrol Instrument technicians should follow a pre-defined inspection route twice per shift,...
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A Comprehensive Guide to SIL: The Core Defense of Industrial Safety
June 3, 2025
In industrial operations, safety is like a sword of Damocles hanging overhead — any negligence could trigger catastrophic consequences. One...
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Well-known International DCS System Brands: Which Ones Have You Used?
June 3, 2025
DCS, or Distributed Control System, is also referred to as a decentralized control system in China's automation industry. A DCS...
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Understanding PLC Scan Cycles in Industrial Automation
June 2, 2025
In the world of industrial automation, Programmable Logic Controllers (PLCs) play a vital role in managing real-time operations. One of...
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Maintenance Guidelines for Integrated Temperature Transmitters
June 2, 2025
1. Safety Measures and Preparations 1.1 Basic Safety Requirements Process Isolation & Power-Off: Disconnect power and signal loop (e.g., DCS)...
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Maintenance Guidelines for Electromagnetic Flow Meters
June 2, 2025
1. Pre-Maintenance Preparation 1.1 Safety Authorization and Site Control Operational Coordination:Coordinate with the process control department to obtain written work...
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The Difference Between Pneumatic FRL Units: Two-Stage (Duplex) vs. Three-Stage (Triplex)
June 2, 2025
Pneumatic systems are widely used in various industries for automation and process control due to their reliability, simplicity, and efficiency....
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Analysis of the Advantages of Paddle-type Level Switches in Sand Making Machines
June 1, 2025
Introduction: In the sand production process, monitoring material levels is critical to ensure the smooth operation of equipment. However, sand-making...
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Zero Drift and Temperature Drift in Transmitters: Causes and Solutions
May 31, 2025
During the operation of transmitters, zero drift and temperature drift are common issues that affect their measurement accuracy. But what...
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Programming Methods for Discrete Logic Control in PLC Systems
May 31, 2025
In programmable logic controller (PLC) applications, discrete logic control refers to the processing of binary signals—on/off, true/false—based on specific logical...
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How to Select the Right Radar Level Transmitter Frequency? Practical Insights from a Field Engineer
May 31, 2025
1. Introduction Radar level transmitters have become increasingly popular in industrial measurement due to their non-contact nature and adaptability to...
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Tracking Mechanisms in Automatic Control Systems for Bumpless Transfer
May 31, 2025
In automatic control systems, achieving bumpless transfer is crucial. Bumpless transfer refers to the ability to switch between manual and...
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Operational Procedures for Draining a Differential Pressure Level Transmitter
May 30, 2025
Question: Should a differential pressure level transmitter be drained while in operation? Answer: Generally, it is not recommended to drain...
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Effectiveness of Combining Feedforward and PID Control Strategies in Industrial Applications
May 30, 2025
1. Introduction In industrial process control, disturbances such as sudden changes in input or load conditions can significantly affect system...
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Solving Operational Challenges and Internal Leakage in Large-Diameter Globe Valves
May 30, 2025
1. Why Are Large Globe Valves Difficult to Operate? For globe valves with diameters of DN200 and above, manual operation...
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