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Pipeline Shutdown Valve

What is the main concern for the shutdown valve design in pipeline installation? Pipeline is usually required to be cleaned periodically using pigging system. Pigging system consist of pig launcher, pig receiver and a pig. Pig has brush part which … Read More

Instrument Engineer | |

Side Mounted vs Top Mounted Level Instrument

What is the consideration on deciding whether level instrument (transmitter or switch) to be top mounted type or side mounted with external cage type? Top mounted means the sensor or measuring element of level instrument is inserted into the vessel … Read More

Instrument Designer, Instrument Engineer | |

Instrument Cable – Fire Resistant vs Flame Retardant

What is the difference between Fire resistant cable and  Flame retardant cable? Please also explain the typical application for both of them. Fire resistant cable is cable which will continue to operate normally in the presence of prolonged fire for … Read More

Instrument Designer, Instrument Engineer | |

Difference between Shutdown Valve (SDV) and Emergency Shutdown Valve (ESDV)

The construction and accessories of Shutdown Valve (SDV) and Emergency Shutdown Valve (ESDV) are similar. What is the basis to distinguish their name? Their name is distinguished only from their services. Shutdown Valve referred to actuated valve which is closed … Read More

Instrument Engineer | |
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