A pressure transmitter is an instrument that converts pressure into a 20-100 kPa pneumatic signal or a 4-20 mA current signal. Pressure transmitters are categorized into pneumatic and electric types and are widely used in industries such as refining, chemical processing, metallurgy, and pharmaceuticals. On-site calibration of pressure transmitters is a common practice. 1. Tools […]
On-site Calibration of Pressure Transmitters Read More »
Electrical leakage is a common yet dangerous issue in both home appliances and industrial equipment. It can cause electric shocks, equipment failure, or even fires. In this guide, you’ll learn how to measure electrical leakage using a digital multimeter, the types of leakage to watch for, and which tools are best suited for the job.
How to Detect Electrical Leakage Using a Digital Multimeter (Step-by-Step Guide) Read More »
Temperature cycling, also known as thermal cycling, is a method of environmental stress testing that subjects materials or devices to alternating high and low temperatures. This test is crucial in assessing the thermal mechanical properties, durability of materials, and electrical stability of products under severe temperature fluctuations. Industries such as aerospace, electronics manufacturing, automotive, industrial
Introduction to Temperature Cycling Read More »
Introduction In industrial environments where flammable gases or vapors are present, understanding explosion limits—also known as LEL (Lower Explosion Limit) and UEL (Upper Explosion Limit)—is not just a technical concern, it’s a life-saving necessity. One spark, and an entire facility can be at risk. This article will help you understand how to manage explosion risks,
In electrical and instrumentation control systems, dry contact and wet contact are two commonly used signal types. These terms describe the way electrical signals are transmitted between devices such as relays, switches, and programmable logic controllers (PLCs). Understanding the differences between these two contact types is essential for designing and troubleshooting control circuits. 1. What
Understanding Dry Contact and Wet Contact in Electrical and Instrumentation Systems Read More »
The selection of calibration gas in the calibration process of flammable gas detectors is a critical factor that directly affects the accuracy of calibration results and the long-term performance of the equipment. This article analyzes the selection of calibration gases, the issue of conversion factors, and related standards. Special attention is given to the feasibility
Analysis of Calibration Gas Selection for Flammable Gas Detectors and Related Issues Read More »
A paperless recorder is an essential tool for industries requiring reliable and efficient data recording and monitoring. This guide provides comprehensive instructions on selecting the optimal paperless recorder based on specific requirements. 1. Dimensions and Panel Cutout Sizes Paperless recorders typically come in several standard dimensions: 144×144mm (5.6-inch LCD): Panel cutout 138×138mm 185×156mm (7-inch LCD):
Guide to Selecting a Paperless Recorder Read More »
Steam is commonly measured using mass units such as tons per hour (t/h) or kilograms per hour (kg/h), rather than volume units. This approach provides several advantages, ensuring more accurate measurement and practical application in engineering and commerce. The primary reasons for using mass units for steam measurement are discussed below. 1. The Significant Influence
Introduction Flow measurement is a crucial aspect of various industries, including oil and gas, chemical processing, water treatment, and manufacturing. However, selecting the right flowmeter can be a complex task, as it depends on multiple factors such as pipeline specifications, fluid properties, environmental conditions, and economic considerations. This article provides a comprehensive guide on selecting
How to Choose a Suitable Flowmeter Read More »
Differential pressure transmitters are categorized into pneumatic and electric types. They are widely used in industries such as refining, chemical processing, and metallurgy. These transmitters are often paired with throttling devices to measure flow, and sometimes are used to measure liquid levels or other parameters. Many differential pressure transmitters operate directly on-site, where most calibrations
On-site Calibration of Differential Pressure Transmitters Read More »
