Pressure Gauge vs Differential Pressure Transmitter: How to Choose the Right Instrument for Your Application
February 28, 2026
In industrial sites, pressure-related issues occur almost every day: Unstable pressure readings Fluctuating or drifting signals Frequent instrument damage Complaints...
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4–20 mA Signal Lost? Don’t Rush to Replace the Transmitter
February 27, 2026
Top 10 Causes and a Proven Field Troubleshooting Workflow If you are an instrument technician, electrician, or automation engineer, you...
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What Are Tolerances in Industrial Design?
February 26, 2026
In mechanical design and manufacturing, you often encounter tolerances marked on technical drawings, such as Φ20±0.02, 20+0.01/−0.03, or H7/g6. Almost...
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How to Address Display Errors in Pressure Transmitters
February 25, 2026
1. Nitrogen-Hydrogen Compressor Stage 3 Outlet Pressure Display is Lower Than the Local Pressure Gauge Fault InspectionThe pressure displayed on...
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Where Should the Shut-off Valve for Differential Pressure Flowmeters Measuring Steam Be Installed?
February 24, 2026
When using a differential pressure flowmeter to measure steam, where exactly should the shut-off valve on the pressure tap be...
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Sealing Matters: Is Your Gasket Installed Correctly?
February 23, 2026
Gaskets are commonly used components in industrial equipment. But have you installed them properly? Incorrect installation can lead to gasket...
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Understanding Sampling and Signal Conversion: From Analog to Digital
February 22, 2026
1. What is Sampling? Sampling refers to the process of measuring and recording a continuous-time analog signal at fixed intervals,...
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Case Study: Solving the Measurement Challenges of Sodium Hydroxide (Caustic Soda) Storage Tanks
February 21, 2026
In the chemical industry, measuring the liquid level in sodium hydroxide (caustic soda) storage tanks has long been a challenging...
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Should a Cut-off Valve Be Installed in the Inlet and Outlet Pipelines of a Safety Valve?
February 20, 2026
This seemingly simple question has caused confusion for many companies and designers. Some choose to install cut-off valves, while others...
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Components of Process Control Instruments
February 19, 2026
Components of Process Control Instruments Transmitter UnitThe transmitter unit converts measured parameters (such as set parameters in an automatic control...
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RF Capacitance / RF Admittance Level Switch: The Impact of Probe Diameter on Capacitance Changes
February 18, 2026
RF Capacitance (or RF Admittance) Level Switches are vital instruments for industrial liquid level measurement. The core principle behind their...
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Inaccurate Display and Fluctuating Output Values of Mass Flow Meters: Troubleshooting and Solutions
February 17, 2026
1. Abnormal Cumulative Flow in Mass Flow Meter Troubleshooting: A mass flow meter at a plant showed cumulative flow even...
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Common Challenges Faced by Engineers: Should Equipment Continue Running or Be Shut Down?
February 16, 2026
In industrial settings, it's common to hear statements like: "The equipment is still running, why shut it down?" "If we...
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Is Your Pressure Transmitter Really Faulty? In Most Cases, It’s Innocent
February 15, 2026
In industrial settings, there’s a dangerous “knee-jerk” reaction that can be costly: Whenever the pressure transmitter readings fluctuate, technicians often...
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Reasons and Solutions for Large Fluctuations in Thermal Mass Flow Meters
February 14, 2026
Thermal mass flow meters, commonly used for measuring the mass flow rate of gases or small amounts of liquids, may...
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Understanding Valve and Piping Codes in Engineering Drawings
February 13, 2026
When engineers first look at a piping or P&ID drawing, one thing becomes immediately noticeable:there are not many words, but...
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Why DN Alone Is Not a Real Pipe Size
February 12, 2026
Understanding DN, D, De and Ø in Engineering Practice In many projects, pipes and flanges fail to fit during installation....
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Laminar Flow, Turbulent Flow and Reynolds Number
February 11, 2026
A Practical Guide to Flow Measurement and Flowmeter Selection Introduction Why does an electromagnetic flowmeter become less accurate when measuring...
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Troubleshooting and Repair of Flowmeters: Case Studies of Common Issues
February 10, 2026
1. Issue: Display of the 8800D Saturated Steam Flowmeter Shows Low Readings Fault Diagnosis: This was a newly installed meter....
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What Is a Pipeline Strainer and How Should It Be Selected?
February 9, 2026
Introduction In industrial piping systems, strainers are rarely the most expensive components, nor are they usually the focus during the...
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