Why High Neck Valve Caps Are Not an Option, but a Necessity in Cryogenic Applications
October 27, 2025
Cryogenic valves are widely used in industries dealing with extremely low-temperature media such as liquid oxygen, liquefied natural gas (LNG),...
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The “Golden Rule” for Installation Distance of Clamp-on Ultrasonic Flow Meters: Ensuring Accurate Measurement
October 27, 2025
Clamp-on ultrasonic flow meters are non-invasive flow measurement tools, where the correct installation distance plays a critical role in ensuring...
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DCS I/O Technology Innovation: How Remote General-Purpose I/O Systems Address the Challenges of “Overcrowded Cabinets” and “Delivery Anxiety” in Petrochemical Plants
October 27, 2025
In the era of industrial automation, where systems are becoming larger and more intelligent, the I/O modules in Distributed Control...
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Working Principle of Signal Generators
October 27, 2025
A signal generator is a device used to provide various electrical signal excitations for electronic devices or systems. It can...
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How to Calibrate Flow Meters On-Site Using Portable Standard Devices
October 26, 2025
Introduction Flow meters used in trade settlements must be regularly calibrated to ensure accurate readings. While factory calibration ensures the...
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The Broad Applications of Temperature Transmitters
October 26, 2025
Temperature management plays a crucial role in various industries, ensuring equipment operates optimally and efficiently. In environments such as data...
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Core Components of Sensors and Their Relationship with Automation Instruments
October 26, 2025
Introduction In industrial automation, smart devices, and measurement & control systems, sensors serve as the key bridge connecting the "physical...
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Why PID Controllers Remain Dominant in Industrial Control
October 26, 2025
Despite being considered "low-tech" or overly simple by some engineers, the dominance of PID (Proportional-Integral-Derivative) controllers in the industrial control...
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Why -90kPa Negative Pressure Can’t Be Measured? The Issue May Not Be with the Instrument
October 26, 2025
When selecting pressure transmitters, terms like "absolute pressure" and "gauge pressure" often cause confusion. A user once requested a pressure...
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Can DI and DO Signals Share a Common Cable in SIS Systems?
October 25, 2025
In the design and installation of Safety Instrumented Systems (SIS), one seemingly "convenient" practice—routing Digital Input (DI) and Digital Output...
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Understanding the Steam System in Industrial Plants
October 25, 2025
Steam is one of the most widely used energy carriers in industrial processes. From food processing and pharmaceuticals to chemical...
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Why Setting a 90° Angle for a Butterfly Valve’s Rotary Stroke Can Lead to Errors
October 25, 2025
In industrial automation, the coordination between the valve stroke and positioner is critical for accurate control. Although butterfly valves inherently...
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Overview of DCS System Layout and Components
October 25, 2025
1. General Concept of DCS System A Distributed Control System (DCS) is a computer-based control system used for industrial process...
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Top 10 Essential PLC Knowledge Every Engineer Should Know
October 25, 2025
With the rise of Industry 4.0, smart manufacturing, and digital twin technologies, PLCs (Programmable Logic Controllers) have evolved from traditional...
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Why Pressure Transmitter Diaphragms Require Gold Coating for Hydrogen Measurement
October 25, 2025
When measuring hydrogen gas with a pressure transmitter, it is common to coat the stainless-steel diaphragm with a thin layer...
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Difference Between Surge Protectors and Lightning Arresters
October 24, 2025
Surge protectors and lightning arresters are critical components in protecting electrical systems from overvoltages and transient currents. While they may...
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Don’t Confuse “Accuracy” and “Accuracy Class” in Instruments!
October 24, 2025
In the selection and calibration of instruments, we often hear discussions like: "This pressure transmitter is 0.5 class, the accuracy...
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Applications of Mass Flow Meters in the Petrochemical Industry: A Comprehensive Guide
October 24, 2025
Mass flow meters play a crucial role in accurately measuring multi-phase fluid mass flow. Their key advantages—insensitivity to changes in...
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How to Choose the Right Pneumatic Control Valve
October 24, 2025
Pneumatic control valves are essential components in industrial automation systems. They regulate process parameters like flow rate, pressure, and temperature...
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The Importance and Process of Calibration and Testing for Paperless Recorders
October 23, 2025
In various fields such as industrial automation, pharmaceutical production, and environmental monitoring, paperless recorders have gradually replaced traditional chart recorders...
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