Common Failures in Terminal Blocks and How to Address Them
September 22, 2025
Terminal blocks are critical components in electrical and electronic systems, providing secure connections for transmitting voltage, current, or signals. However,...
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Should a DCS System Include an Emergency Shutdown Button?
September 22, 2025
1. Background During a recent safety inspection organized by the Municipal Emergency Management Bureau, one of the reviewing experts insisted...
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Understanding the Differences Between Modbus TCP/IP and Profinet
September 21, 2025
Industrial automation relies heavily on robust communication protocols to ensure that devices and control systems work seamlessly together. Among the...
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Precautions for Installing Instrument Impulse Lines
September 21, 2025
1. Introduction Importance of correct impulse line installation for measurement accuracy, safety, and long-term reliability. Typical consequences of improper installation:...
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The Critical Role of Radar Level Meters in Measuring Dissolution Tanks for Food Processing
September 21, 2025
In the food processing industry, the dissolution process of raw materials in dissolution tanks has a direct impact on the...
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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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