Blog - Just Measure it
Instrumentation

Comparison Between Throttling Orifice Plates and Restriction Orifice Plates

1. Functional Positioning Throttling Orifice Plate: Core component of differential-pressure flow measurement systems. Works with differential pressure transmitters and pressure...
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Instrumentation

Fire Protection Special Section – Instrumentation

1. Explosion-Proof Selection of Field Instruments All electronic instruments installed in hazardous areas shall meet the explosion-proof requirements of the...
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Instrumentation

Preventive Measures for Instrument Failures in Chemical Plants

1. Instrument Selection and Installation Standards 1.1 Matching Process Conditions Select instrument materials based on medium characteristics such as temperature,...
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Instrumentation

Common Installation Errors in Industrial Instrumentation and Their Prevention

Abstract The accuracy and reliability of process measurement systems depend not only on the instrument’s design but also on the...
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Temperature transmitter

Applications and Significance of Temperature Transmitters

1. Introduction Temperature is one of the most fundamental and widely measured physical parameters in industrial and daily life processes....
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Pressure Transmitter

How Differential Pressure Transmitters Measure Flow

Differential pressure (DP) transmitters are commonly used for flow measurement in various industrial applications. The principle is rooted in Bernoulli’s...
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Instrumentation

Common Gaskets Used in Chemical Industry

1. Introduction Gaskets are essential sealing elements widely applied in chemical plants, pipelines, and pressure vessels. Their performance directly affects...
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Instrumentation

Practical Measures for Rainproof and Lightning Protection of Industrial Instruments

1. Introduction In chemical and thermal power industries, instrumentation serves as the “eyes” and “brain” of production. It ensures process...
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Level switch

Technical Case Study Failure Indication of RF Admittance Level Switch

1. Case Overview Instrument Type: RF Admittance Level Switch Failure Type: Abnormal indication in control room (intermittent alarms, unstable signal)....
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Instrumentation

Step Two of Instrument Management: Periodic Inspection, Calibration, and Preventive Maintenance

Introduction After completing the first step of instrument management—establishing a comprehensive and accurate instrument ledger—we hold in hand a precise...
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PLC

Reevaluating Industry Metrics: Advancing PID Tuning and Automation for Optimal Performance

Recently, during my service visit to a refining and chemical enterprise in Shandong, I had the opportunity to examine multiple...
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Valve

Typical Pneumatic Circuit Configurations for Control Valves

1. Introduction Control valves are the final control elements in process automation, typically consisting of an actuator, valve body, internal...
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Valve

Comparison Between 24V DC and 220V AC Solenoid Valves

1. Introduction Solenoid valves are widely used actuators in industrial process control. Their performance and safety characteristics are closely related...
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Level meter

Level Instrument Selection Guide: Principles, Applications, and Best Practices

1. Definition and Classification of Level In industrial processes, level (liquid level, bulk solid level, and interface) is one of...
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PLC

Understanding the Components of a Safety Instrumented System (SIS)

Safety Instrumented Systems (SIS) play a crucial role in ensuring the safety and reliability of industrial processes. These systems are...
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Instrumentation

Operational Management and Control Optimization: Beyond Tools to Real Capability

Introduction In operational management and control optimization, I have always emphasized the importance of cross-departmental collaboration and collective problem-solving. A...
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Instrumentation

The Importance of Gas Leak Detector Calibration and Verification Methods

Abstract Gas leak detectors are critical instruments for ensuring workplace safety, preventing environmental pollution, and protecting human health. However, their...
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PLC

Rethinking PID Loop Tuning: From Isolated Parameters to System Perspective

1. Traditional View of PID Tuning In the conventional approach, PID loop tuning is often treated as an isolated single-input,...
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Instrumentation

Technical Specification and Application Guide for Instrument Insulation Boxes

1. Introduction Purpose of instrument insulation boxes in harsh environments. Common problems caused by improper selection (temperature instability, water ingress,...
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Flange

Surface Roughness of Flange Sealing Faces: Principles, Types, and Practical Guidelines

1. Role of Surface Roughness in Flange Sealing Surface roughness of the flange sealing face is a critical factor in...
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