Pressure Switch Calibration Procedure
Pressure switches are commonly used in the process industry for a wide range of applications. A pressure switch is a form of sensor that closes or opens an electrical contact…
Alarm Simulator for Annunciator Logic
This Alarm Simulator Excel Spreadsheet helps you to simulate an alarm and useful for learning its basic logic. This excel simulates alarm logic used in alarming systems such as fire…
Electrical Switches Working Animation
Electrical Switches Working Animation shows operation of SPST, SPDT, DPST, DPDT, NOPB, NCPB and Rotary switches. Electrical Switches Working Animation Also See Limit Switch Working Animation Relay Working Principle Animation…
Valve Kv Sizing Calculator
This Excel Spreadsheet helps you to calculate the Kv, the flow rate and the differential pressure of a valve or solenoid valve. (Pressure, length and temperature unit conversion is integrated…
Engineers Interview Android App
The Engineers Interview Android App provides interview question & answers on various engineering disciplines like Electrical, Mechanical, Instrumentation and Chemical engineering etc. Engineers Interview Android App The main motto…
Gas Detectors Working Principle
Gas Detection Technologies: There are variety of gas detection technologies in use today for sensing or measuring the hazardous gas like H2S, Hydrocarbon etc... in oil & gas industries. Among…
Displacer Level Sensor Working Animation
Displacer level transmitter operates by detecting changes in buoyancy force caused by liquid level change. These forces act upon the spring supported displacer causing vertical motion of the core. Displacer…
Basics of Gas Monitoring
Categories of Gas Monitoring : 1. Combustible/ Flammable Gas • Explosive hazard. • To avoid an explosion, atmospheric levels must be maintained below the lower explosive limit (LEL) for each…
Gas Detection System Abbreviations
Here are the list of commonly used Gas Detection System Abbreviations in fire and alarm system like IDLH, UEL, LEL, IS, PPM, TLV, STEL, Explosion proof. Gas Detection System Abbreviations…
5 Port 2 Position Valve Working Principle
This instrument is not new to me. Since We started our pneumatics class on my third year in college, I already had the pleasure to meet this instrument. We even…
