Three Parts Theory, Seven Parts Field Experience
April 6, 2026
15 Practical Rules Every Instrumentation Engineer Learns on Site In the field of industrial instrumentation, there is a saying many...
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Why Does a Vortex Flow Meter Show Minimum Reading or No Display? Causes and Troubleshooting
April 5, 2026
Vortex flow meters are widely used for measuring steam, gas, and liquid flow in industrial applications due to their simple...
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Why Does a Displacer Level Transmitter Show a Higher Level Reading? Troubleshooting Guide
April 4, 2026
Displacer level transmitters are widely used in industrial applications such as oil tanks, chemical vessels, and storage tanks because of...
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Why Does a Vortex Flow Meter Show Large Fluctuations When Measuring Steam? Causes and Solutions
April 3, 2026
Vortex flow meters are widely used for steam flow measurement because of their stable performance, simple structure, and low maintenance...
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Understanding the Differences Between HAZOP, LOPA, and SIL in Process Safety
April 2, 2026
In discussions about plant safety, you might hear terms like “alarms, interlocks, and safety valves.” However, true safety assessment goes...
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Why Negative Pressure Occurs in Pipelines? 90% of People Don’t Know the Causes and Solutions
April 1, 2026
Negative pressure in pipelines refers to the condition where the pressure inside the pipeline is lower than atmospheric pressure. This...
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Thermocouple Selection Guide (Industrial Practical Version)
March 31, 2026
Key Factors for Thermocouple Selection (Prioritized) Temperature Range (Primary Consideration) The temperature range determines the selection of the thermocouple type....
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Actuator Dead Zone: Definition, Causes, and Impacts
March 30, 2026
An actuator's dead zone refers to the range of input signals where the actuator does not respond. Only when the...
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Electromagnetic Flowmeter Selection Guide (Comprehensive Explanation)
March 29, 2026
Electromagnetic flowmeters operate based on Faraday's law of electromagnetic induction and are used exclusively for conductive liquids (conductivity ≥ 5...
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Why is HART Protocol Widely Used in Industrial Instruments? Principles and Applications Explained
March 28, 2026
The HART (Highway Addressable Remote Transducer) protocol is a hybrid communication standard widely used in industrial automation. By combining analog...
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Comparison and Selection Guide for the Ten Types of Control Valves
March 27, 2026
1. Comparison of the Performance Advantages and Disadvantages of the Top Ten Types of Control Valves Control valves can be...
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How to Set Alarm Values Effectively
March 26, 2026
Properly setting alarm values can prevent safety accidents. So, how should we set these alarm values? For example, consider a...
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How to Handle Slow or No Level Changes in Float Level Meters
March 25, 2026
1. Glass Level Gauge in the Mother Liquid Tank Shows Changes, but Remote Level Display Does Not Change for an...
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Orifice Flow Meters for Steam Measurement: The Importance of Condensate Pots in Pressure Pipe Systems
March 24, 2026
Orifice flow meters dominate the industrial steam flow measurement field due to their simple structure, high reliability, and wide applicability....
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Understanding Deadband in DCS: A Practical Guide to Alarm Management
March 23, 2026
In a Distributed Control System (DCS), deadband (also known as hysteresis) refers to a specific range configured around an alarm...
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Why Relays are Essential in Automation Systems
March 22, 2026
In modern industrial and home automation, relays play a crucial role by responding to electrical signals to open and close...
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The Crucial Role of Dielectric Constant in Radar Level Measurement
March 21, 2026
Radar level transmitters are widely used in various industrial applications, utilizing microwave-based distance measurements to assess the liquid level in...
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Key Technical Points of PLC in Control Systems
March 20, 2026
Complete control systems are the core units in industrial production, with the PLC serving as their "brain." The stable operation...
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Effects of Scaling on the Measurement Parameters of Electromagnetic Flow Meters
March 19, 2026
The working principle of electromagnetic flow meters is based on Faraday's Law of Induction: when a conductive fluid flows through...
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Vortex Flowmeter Sensor Explained
March 18, 2026
1. Core Principle (Kármán Vortex Street) When fluid flows past a non-streamlined vortex generator, alternating vortices are formed on either...
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