admin_zero, Author at Just Measure it

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Static Bonding Explained: Why Flanges and Equipment Enclosures Need Bonding Jumpers

Difference Between Static Bonding and Static Grounding in Industrial Facilities In chemical plants, oil and gas facilities, pharmaceutical factories, coating systems, and powder handling processes, small metal bonding wires can often be found across pipe flanges, equipment doors, and removable covers. Many people assume these wires are simply “grounding cables.” However, their actual purpose is […]

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Magnetic Level Gauge: Working Principle, Advantages and Industrial Applications

A magnetic level gauge (MLG), also known as a magnetic level indicator, is a reliable mechanical liquid level measurement device widely used in chemical, oil & gas, power, pharmaceutical, and water treatment industries. Unlike differential pressure level transmitters or radar level meters, magnetic level gauges measure liquid level through a magnetic coupling principle, providing direct

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Portable Gas Detector Guide: Correct Wearing, Operation, Calibration and Maintenance

Introduction In industrial environments, a portable gas detector is not simply a device that can be turned on and carried into the workplace. For operations involving confined spaces, chemical plants, wastewater treatment facilities, storage tanks, underground pipelines, and process equipment, proper use of a portable gas detector is critical for protecting workers from invisible hazards.

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Magnetic Flow Meter vs Coriolis Mass Flow Meter: How to Choose the Right Flow Measurement Solution?

Introduction When selecting a flow meter, many engineers and buyers face the same question: Should I choose an electromagnetic flow meter or a Coriolis mass flow meter? Some people think: “Magnetic flow meters are cheaper, so they must be the better choice.” Others believe: “Coriolis flow meters are more accurate, so they are always the

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Why CT Secondary Cannot Be Open and PT Secondary Cannot Be Shorted?

A Practical Guide to Current Transformers and Voltage Transformers Many engineers know the basic definition: CT measures current PT measures voltage This statement is correct, but in real electrical systems, this understanding is not enough. Both Current Transformers (CTs) and Potential Transformers (PTs), also called Voltage Transformers (VTs) are used to convert high-voltage system parameters

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Electromagnetic Flow Meter Selection Guide: Applications, Advantages, and Key Considerations

How to Select the Right Magnetic Flow Meter? Insights from 28 Years of Industrial Instrumentation Experience Is an Electromagnetic Flow Meter Only Suitable for Water Measurement? After working in the instrumentation industry for more than 28 years, I have noticed that many customers have a common misunderstanding when they first select an electromagnetic flow meter:

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When Should a Venturi Flow Meter Use a Pressure Averaging Ring?

Introduction Many engineers know that a Venturi flow meter works by measuring the differential pressure generated between the inlet section and the throat section. However, when it comes to special applications — such as high-pressure oxygen, dirty gas, slurry, black water, or systems with limited installation space — one important design question often appears: Should

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Industrial Instrument Environmental Requirements: Temperature, Humidity, Vibration and EMC Guidelines

Industrial instruments are widely used in harsh environments such as oil & gas, chemical plants, water treatment facilities, power generation, and manufacturing industries. However, even a high-quality instrument may experience measurement errors, signal instability, or premature failure if the installation environment does not meet its requirements. Environmental conditions such as temperature, humidity, vibration, electromagnetic interference,

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Valve Pressure Drop Explained: Why It Happens and How to Control It

Introduction Valve pressure drop is one of the most important parameters in valve selection and piping system design. Many engineers have a common misunderstanding: “A higher upstream pressure means a higher valve pressure drop.” This statement is not always correct. Valve pressure drop is not determined by upstream pressure alone. The actual pressure loss across

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Why Does a Pressure Transmitter Leak Oil? Common Causes and Troubleshooting Guide

Oil leakage from an instrument sensor is one of the most common problems encountered in industrial measurement systems. When engineers discover oil leaking from a pressure transmitter or differential pressure transmitter, the first reaction is often: “The sealing ring must be damaged. Just replace it.” However, after replacing the seal, the leakage may appear again.

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