Overview of Fire/Smoke/Flame/Heat/Gas Detectors
Fire Detectors Fire detectors are available for residential, commercial, and industrial use. Models are available for both single and multiple stations, as well as system applications. There are a number…
How to Select Control Valve Failure Mode
Valve fail mode may be shown in instrument diagrams by either an arrow pointing in the direction of failure (assuming a direct-acting valve body where stem motion toward the body…
Flame Detectors Working Principle
FLAME DETECTORS Most fire detection technology focuses on detecting heat, smoke (particle matter) or flame (light) – the three major characteristics of fire. All of these characteristics also have benign…
How Vibration sensors Work ?
Sensors used to measure vibration come in three basic types: displacement, velocity, and acceleration. Displacement sensors measure changes in distance between a machine’s rotating element and its stationary housing (frame).…
What is Wellhead Control Panel?
It is very common in the oil & gas plant to control its oil or gas well through a wellhead control panel (usually called WHCP).
What is High Integrity Pressure Protection System?
High Integrity Pressure Protection System (HIPPS) is a Safety Instrumented System (SIS) designed to prevent an unsafe condition caused by pressure arising.
How to Troubleshoot a PLC System?
This guide shows the step-by-step tactic for troubleshooting a PLC during a system malfunction or when a problem occurs in running a PLC.
Types of Control Valve Trim
What is the Trim? The internal parts of the valve body, stem, seating material, package, disc, plug, back rings, etc., are collectively referred to as the trim. In other words,…
How to Reduce Relay Noise in PLC Systems?
Today we are going to discuss about Relay Noise reduction method for a PLC system. we observe more noise is generating by relay output switching.
What is a Dead Weight Tester?
A dead weight tester is an instrument that calibrates pressure by determining the weight of force divided by the area the force is applied. The formula for dead weight testers…
