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Safety Interlocks for Storage Tanks: Necessity and SIS Integration

PLC /

Storage tanks are critical components in various industrial processes, serving as vessels for storing raw materials, intermediates, and finished products. Due to the nature of substances stored, it is vital to implement safety interlocks to prevent accidents, environmental hazards, and equipment damage. This document provides a comprehensive overview of which storage tanks require interlocks and […]

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What Is a Power Redundancy Module and Why Does It Matter in Industrial Automation?

Instrumentation /

In today’s industrial environments, system uptime and reliability are crucial. Whether you’re running a data center, a chemical processing plant, or an automated manufacturing line, even a brief power failure can lead to costly downtime, product losses, or safety hazards. That’s where power redundancy modules come into play. This article explains what a power redundancy

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Common Failures and Maintenance Methods for Bourdon Tube Pressure Gauges

Pressure Transmitter /

Bourdon tube pressure gauges are widely used in industrial processes for pressure monitoring. Due to their mechanical structure and on-site usage conditions, various issues may occur over time. This guide summarizes typical failures, causes, troubleshooting methods, and calibration techniques for Bourdon tube pressure gauges. 1. Typical On-Site Failures and Causes 1.1 No Indication or Pointer

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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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