A relief valve or pressure relief valve (PRV) is a type of safety valve used to control or limit the pressure in a system; pressure might otherwise build…
Dome Valve is a pressure tight compressed air operated valve, capable of returning over one million maintenance-free cycles, even in abrasive,…
Reversing Control Valve Actuator Fail Safe Mode I want to reverse the "fail safe" mode of a Masoneilan (MIL) make control…
Solenoid valves are often used in some applications in which a control valve under certain conditions requires where it quickly…
Level gauge is a device which is used to show the level of fluids in fields. Depending on the type…
Thermocouple Applications : (J)–Iron vs Constantan (Most Common) May be used in vacuum, oxidizing, reducing, and inert atmospheres. Heavier gauge…
Types of Thermocouple Measuring Junction There are four types of thermocouple measuring junction constructions : Grounded Thermocouple Junction Ungrounded Thermocouple…
RTD Standards A resistance temperature detector or platinum resistance thermometer works on the principle that the electrical resistance of a…
What is IEC 61508? IEC 61508 (previously IEC 1508) is a seven-part standard that defines specific direction and guidelines on…
Instrument Turndown Ratio An important performance parameter for transmitter instruments is something often referred to as turndown or rangedown. “Turndown”…
