Why Large Pipes with Low Flow Rates Are Difficult to Measure?
September 18, 2026
Engineering Guide for Selecting the Right Flow Meter In industrial applications, engineers often face a challenging combination: Large pipeline diameter...
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Complete Guide to Industrial Temperature Instrument Selection
September 17, 2026
Temperature measurement is one of the most important parts of industrial process control. Incorrect selection of temperature sensors, thermowells, or...
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Why Can Radar Level Meters Use Stilling Wells While Ultrasonic Level Meters Cannot Work in the Same Way?
September 16, 2026
In many industrial applications, it is common to see an 80GHz radar level meter installed inside a metal stilling well...
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How to Measure a 4-20mA Signal with a Multimeter: Why Must It Be Connected in Series?
September 15, 2026
In industrial automation systems, 4-20mA current loops are one of the most widely used signal transmission methods.Pressure transmitters, flow meters,...
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Electromagnetic Flow Meter No Signal Output: Causes and Troubleshooting
September 14, 2026
Electromagnetic flow meters are widely used for measuring the flow of conductive liquids in industries such as water treatment, chemical...
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Calibration Certificate vs Test Report: Key Differences Explained for Industrial Instruments
September 14, 2026
Does a Calibration Certificate Mean the Instrument Is Ready for Use? Many people would answer: Yes, of course. However, in...
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Why Most Flow Meters Should Not Be Welded Directly to Pipelines?
September 13, 2026
Introduction During pipeline installation, one of the most common questions from field engineers is: “Can we simply weld the flow...
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Why Orifice Plate Flow Meters Remain a Reliable Choice for Industrial Flow Measurement
September 12, 2026
Introduction In the world of industrial flow measurement, many advanced technologies have emerged in recent decades, including electromagnetic flow meters,...
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Does a Larger Pneumatic Cylinder Always Provide More Force and Better Stability?
September 11, 2026
Many people in industrial automation have a common assumption: “If a pneumatic cylinder has a larger bore size, it will...
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Analog Signal vs Digital Signal: Understanding 4-20mA, DI, DO, AI and AO in Industrial Automation
September 10, 2026
In industrial automation systems, sensors and instruments need to communicate measurement information to PLCs, DCS systems, and control equipment. Among...
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Gas Detector Sensor Aging: Lifespan, Failure Mechanisms and Replacement Strategy
September 9, 2026
Why Regular Calibration Is Not Enough Gas detection systems are critical safety devices used in chemical plants, oil & gas...
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Field Inspection and Maintenance of Differential Pressure Level Transmitters with Diaphragm Seal Systems
September 8, 2026
1. Preparation Before Inspection Before inspecting a differential pressure (DP) level transmitter equipped with a diaphragm seal and remote seal...
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Electromagnetic Flow Meter Shows Zero Flow: Causes and Troubleshooting Guide
September 7, 2026
Your pump is running. The valve is open. There is liquid in the pipeline. But the electromagnetic flow meter still...
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Explosion-Proof Marking Explained: What Do the Brackets [ ] Mean in Ex db [ia Ga]?
September 7, 2026
When selecting explosion-proof instruments for hazardous areas, many engineers pay close attention to the protection type, such as: Ex d...
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Ethernet-APL vs 4-20mA: Will Ethernet-APL Replace Traditional Analog Signals?
September 6, 2026
Introduction For anyone working in industrial instrumentation and automation, 4-20mA signals are very familiar. Pressure transmitters, temperature sensors, level transmitters,...
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10 Common Radar Level Transmitter Problems and Troubleshooting Guide
September 5, 2026
Radar level transmitters are widely used in oil & gas, chemical, power, pharmaceutical, food, and water treatment industries due to...
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Ethernet vs TCP/IP vs Socket vs Modbus TCP vs EtherNet/IP vs PROFINET vs EtherCAT: Understanding Industrial Communication Protocols
September 4, 2026
Introduction When engineers start working with industrial communication, they often encounter many similar terms: Ethernet TCP/IP Socket Modbus TCP EtherNet/IP...
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DP Transmitter Signal Fluctuation: Causes, Troubleshooting and Solutions
September 3, 2026
Why Does a Differential Pressure Transmitter Keep Fluctuating? In industrial process measurement, differential pressure (DP) transmitters are widely used for...
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Hazardous Area vs Non-Hazardous Area: Explosion Protection Principles and Instrument Selection Guide
September 2, 2026
Introduction In chemical plants, oil & gas facilities, pharmaceutical factories, and other process industries, explosion protection is one of the...
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Control Valve Troubleshooting Guide: Do Not Remove the Valve Before Checking These Steps
September 1, 2026
A control valve is often considered the “hands and feet” of a process control system. Whether a plant can maintain...
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