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Application of Radar Level Meters in Alumina Powder Silos

As industrial automation continues to advance, precise and reliable level measurement technology has become an indispensable part of the production process. This is particularly critical in the measurement of alumina powder silos, where selecting the right level meter is of paramount importance. This article explores the application and advantages of radar level meters in alumina […]

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What Is Level Transmitter Range Migration?

1. Understanding Level Transmitter Migration Range migration refers to the adjustment of a level transmitter’s measurement range so that it accurately reflects the actual liquid level. In certain installations—such as when the transmitter is not mounted at the zero-level reference, or when special process media or sealing fluids are involved—the raw pressure readings may deviate

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Should Instrument Conduit Drain Holes Be Sealed or Open?

The Recurring Problem That Keeps Getting “Corrected” Year After Year “Seal the drain holes!”“No, open them!”For many industrial plants, this back-and-forth has become a frustrating ritual during every inspection. Despite repeated rectifications and compliance efforts, this “small issue” surrounding instrumentation conduit drainage continues to resurface. Why is this happening? Do the standards really say nothing

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A Comprehensive Comparison of Radar Level Transmitters and Guided Wave Radar Level Transmitters

Radar-based level measurement technologies, such as Radar Level Transmitters and Guided Wave Radar (GWR) Level Transmitters, are widely used in industrial settings for liquid and solid material level measurement. Despite both being radar technologies, they operate differently and are suited for various applications depending on the environment, measurement medium, and operational conditions. In this article,

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How to Choose a Force Sensor for Robotic Applications

Introduction As robotics continues to revolutionize manufacturing, healthcare, logistics, and service industries, force sensing has become a critical enabler of safety, precision, and adaptability. Whether it’s a robot gripping fragile objects, aligning components with tight tolerances, or detecting contact with humans, a properly selected force sensor ensures intelligent, feedback-driven control. This guide will walk you

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Is the Absence of a Red Mark on a Pressure Gauge a Safety Hazard?

In industrial operations, it’s common for engineers and inspectors to ask:“Must every pressure gauge have a red line indicating the maximum working pressure?”And if a gauge lacks this red mark, does it represent a safety hazard? Let’s explore this question from three critical perspectives: the purpose of the red mark, relevant regulatory requirements, and practical

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Emergency Stop Button in Chemical Plants: Normally Closed or Normally Open?

Emergency Stop Switches: Core Safety Logic and PLC Integration Guidelines In industrial automation environments, the emergency stop (E-stop) button is a critical last line of defense for personnel and equipment. Standard E-stop designs predominantly adopt normally closed (NC) contacts. Under normal conditions, these contacts remain closed, allowing current to pass through the circuit. When pressed,

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Understanding IP Ratings for Sensors: What IP67 Really Means

Introduction When selecting sensors for industrial or outdoor applications, you’ve likely seen ratings like IP65, IP67, or IP68 on datasheets. But what do these numbers actually mean? IP ratings—short for Ingress Protection—tell you how well a sensor is protected against dust and water. Selecting the right IP rating ensures your equipment survives in its working

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What Is the Bandwidth of a Radar Antenna?

Antennas are essential components in wireless communication, radar, and navigation systems. Their primary function is to convert electromagnetic waves into guided waves (such as signals in cables or waveguides) and vice versa. The performance of an antenna directly affects signal transmission quality, range, and reliability. Among the many parameters that characterize an antenna, bandwidth is

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Applications of Pressure Sensors in the Pulp and Paper Industry

Paper, one of the Four Great Inventions of ancient China, remains a cornerstone of modern civilization. Today, the pulp and paper industry is not only essential to national economic development but also critical to environmental and societal progress. Among the many technologies supporting this industry, pressure sensors play a vital role across various stages—from raw

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