How to Select the Proper Waveguide for Guided Wave Radar (GWR) Level Transmitters
September 21, 2025
Introduction Guided Wave Radar (GWR) transmitters rely on waveguides to direct the propagation of electromagnetic pulses into the measured medium....
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Why Two Level Gauges Are Essential: A Case Study on Condenser Hotwell Installation
September 21, 2025
1. Background In steam turbine operation, condenser hotwell water level is a critical parameter. A stable level ensures: Reliable condensate...
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Straight Pipe Requirements for Orifice Plate Flowmeters
September 21, 2025
1. Basic Requirements The accuracy of an orifice plate flowmeter largely depends on sufficient straight pipe runs upstream and downstream...
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Why PLC Systems Use 24V DC: The Industry’s Golden Standard
September 20, 2025
Programmable Logic Controllers (PLCs) are at the core of industrial automation. Among all supply voltages, 24V DC has become the...
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Common Instrumentation Wires and Cables in Industrial Automation
September 20, 2025
1. Introduction Instrumentation serves as the “nervous system” of industrial automation, while cables and wires act as the “blood vessels”...
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Workshop Work Supervision Management Procedure
September 20, 2025
1. General Provisions 1.1 Purpose This procedure is established to ensure the personal safety of workshop personnel during equipment maintenance,...
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Do Capillary Tubes of Differential Pressure (Dual-Flange) Transmitters Require Thermal Insulation?
September 20, 2025
1. General Principle – Insulation Not Always Required Under normal environmental conditions, the fill fluid inside the dual-flange capillary (commonly...
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Should Emergency Stop Button Covers Be Locked or Sealed?
September 20, 2025
In industrial safety and control systems, emergency stop (E-stop) buttons play a critical role in protecting personnel and equipment from...
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Emergency Instrumentation Work Under the “Operate First, Ticket Later” Policy — Guidelines for Correct Implementation
September 19, 2025
1. Background and Rationale Under the principle of “No Work Without a Permit,” field instrumentation personnel often face a dilemma...
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The Role of Sensors in the Food Industry
September 19, 2025
The safety of food is a critical aspect of human health and a fundamental part of maintaining economic stability and...
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Differences Between NAMUR NE 43 and NAMUR NE 107
September 19, 2025
1. Introduction NAMUR (Normenarbeitsgemeinschaft für Mess- und Regeltechnik in der Chemischen Industrie) is a leading German user association that develops...
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Common 4–20 mA Output Chips for Industrial Applications
September 19, 2025
1. Introduction In industrial automation systems, especially in power plants and petrochemical industries, the 4–20 mA current loop remains the...
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Instrument Maintenance Inspection and Operation Specification
September 18, 2025
Company: Dalian Zero Instrument Technology Co., Ltd.Document Type: Standard Operating Procedure (SOP)Effective Date: 18th Sep 2025Version: V1.0 1. Scope This document...
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Key Points for Chemical Instrument Inspection
September 18, 2025
In a chemical plant, instruments are essential for monitoring operational status. Their parameters are crucial for safe production and producing...
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Hydrogen and Nitrogen Purity Analyzers: Single Gas vs. Mixed Gas Solutions
September 18, 2025
Introduction Hydrogen (H₂) and nitrogen (N₂) are two of the most important industrial gases, widely used in industries ranging from...
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Understanding the Differences Between Common Thread Types
September 17, 2025
1. Introduction Threads play a critical role in connection, sealing, and power transmission across mechanical manufacturing, piping systems, and equipment...
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How to Effectively Mitigate System Shock Caused by Setpoint Changes
September 17, 2025
1. Introduction In process control, the Proportional–Integral–Derivative (PID) controller is one of the most widely used strategies.However, when the setpoint...
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Industrial Control Systems: Architecture, Networks, Redundancy, and Future Trends
September 17, 2025
1. Introduction Industrial Control Systems (ICS) are the backbone of modern industrial production. Their architecture is designed with multiple layers...
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Flash Tank Level Measurement: Application of Magnetic Level Indicators
September 17, 2025
Introduction In industrial production, flash tanks are essential equipment used to rapidly heat liquids to boiling, effectively separating steam from...
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Digital Integration: What Data Should DCS Provide to ERP?
September 17, 2025
1. Introduction In modern manufacturing enterprises, the integration of Distributed Control Systems (DCS) and Enterprise Resource Planning (ERP) systems is...
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