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Level Switch Selection for Different Coal Silo Conditions

Level switch /

Coal silos generally fall into two categories: raw coal silos and pulverized coal silos. Each environment presents unique challenges for level measurement due to differences in dust concentration, humidity, and material properties. This article analyzes the characteristics of each condition and recommends suitable level detection solutions accordingly. 1. Level Switch Selection for Raw Coal Silos […]

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Comparison of Z-Method and V-Method Installation for Ultrasonic Flow Meters

Flow meter /

Ultrasonic flow meters are widely used for accurate measurement of fluid flow in pipelines. The two primary installation methods are the Z-method and the V-method. Each has unique characteristics, making them suitable for different pipeline conditions and diameters. This article explores their features, advantages, and installation considerations in detail. 1. Overview of Installation Methods V-Method

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In-Field Calibration Procedure for Magnetic Level Gauges

Level meter /

Magnetic level gauges are widely used for measuring and monitoring liquid levels in various industries due to their reliability and simplicity. However, regular calibration is essential to ensure accurate readings and prevent potential errors in critical processes. This guide provides a detailed step-by-step procedure for performing in-field calibration of magnetic level gauges. Pre-Calibration Preparation Required

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Causes of Bimetal Thermometer Damage and How to Prevent Them

Temperature transmitter /

Bimetal thermometers are widely used in various industries due to their simple design, reliability, and cost-effectiveness. They play a crucial role in accurately measuring temperature in industrial, chemical, and even residential applications. However, improper use or exposure to adverse conditions can lead to their damage or failure. Understanding the causes of such damage is essential

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Inspection, Calibration, and Troubleshooting of Temperature Transmitters

Temperature transmitter /

Temperature transmitters convert signals from temperature sensors such as thermocouples and RTDs into standard analog signals (e.g., 4–20 mA or 0–10 V) through processing circuits including voltage regulation, filtering, amplification, linearization, V/I conversion, and protection. They are widely used in industrial process control for accurate temperature measurement. 1. Overview and Structure A typical temperature transmitter

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Is Routine Equipment Inspection Complicated? A Practical Guide for Industrial Facilities

Instrumentation /

Routine inspection in industrial environments is more than a formality—it’s a vital part of equipment management and risk prevention. This article provides a comprehensive guide to the purpose, methods, responsibilities, and common pitfalls in inspection work, with practical strategies for ensuring safety and reliability. 1. Purpose of Routine Inspection The core goal of routine inspection

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Why Use Dedicated Temperature Controllers Instead of General PLCs for ±0.1°C Precision?

Temperature transmitter /

In industrial environments where ultra-precise temperature control is essential—such as semiconductor manufacturing, precision material processing, and high-end laboratory equipment—relying solely on a general-purpose PLC is often insufficient. While a PLC can technically perform temperature control, it falls short in many aspects when compared to dedicated temperature controllers. This article explores the key reasons behind this

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Radar Level Transmitter for Measuring Solid Fuel Storage

Level meter /

Solid fuel storage facilities, such as those used for coal, minerals, and other raw materials, play a crucial role in industrial production. However, due to the complex and dynamic nature of these materials, traditional measurement methods often struggle to provide accurate results. Radar level transmitters, with their non-contact design and high precision, offer an excellent

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Dual UPS Power Supply in Instrumentation Systems: Split Operation vs. Parallel Operation

Instrumentation /

In modern industrial automation and process control systems, ensuring uninterrupted power supply is critical, especially for sensitive instrumentation such as Distributed Control Systems (DCS), Safety Instrumented Systems (SIS), and Programmable Logic Controllers (PLC). To enhance power reliability, dual UPS (Uninterruptible Power Supply) configurations are commonly deployed. However, one key engineering decision is whether to operate

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Common Faults and Handling Methods for Circuit Breakers

Instrumentation /

Introduction Circuit breakers are critical components in electrical systems, designed to close, carry, and interrupt electrical currents under normal operating conditions and to disconnect the circuit during abnormal conditions like overloads, short circuits, or undervoltage. These devices are broadly classified into high-voltage and low-voltage circuit breakers. Generally, devices operating above 3kV are considered high-voltage. Circuit

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